diff --git a/ethosu/config_files/Arm/vela.ini b/ethosu/config_files/Arm/vela.ini
index bcc3357..50ad055 100644
--- a/ethosu/config_files/Arm/vela.ini
+++ b/ethosu/config_files/Arm/vela.ini
@@ -1,4 +1,4 @@
-; Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+; SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 ;
 ; SPDX-License-Identifier: Apache-2.0
 ;
diff --git a/ethosu/mlw_codec/makefile b/ethosu/mlw_codec/makefile
index aa214f9..97c6c99 100644
--- a/ethosu/mlw_codec/makefile
+++ b/ethosu/mlw_codec/makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,8 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
-
+#
 # Description:
 # Makefile to build mlw_codec
 
diff --git a/ethosu/mlw_codec/mlw_codecmodule.c b/ethosu/mlw_codec/mlw_codecmodule.c
index ddc8e7e..61ae6a4 100644
--- a/ethosu/mlw_codec/mlw_codecmodule.c
+++ b/ethosu/mlw_codec/mlw_codecmodule.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/ethosu/mlw_codec/mlw_common.h b/ethosu/mlw_codec/mlw_common.h
index 008473a..70f72de 100644
--- a/ethosu/mlw_codec/mlw_common.h
+++ b/ethosu/mlw_codec/mlw_common.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/ethosu/mlw_codec/mlw_decode.c b/ethosu/mlw_codec/mlw_decode.c
index 92aaea6..97de786 100644
--- a/ethosu/mlw_codec/mlw_decode.c
+++ b/ethosu/mlw_codec/mlw_decode.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/ethosu/mlw_codec/mlw_decode.h b/ethosu/mlw_codec/mlw_decode.h
index a15261a..df5dfab 100644
--- a/ethosu/mlw_codec/mlw_decode.h
+++ b/ethosu/mlw_codec/mlw_decode.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/ethosu/mlw_codec/mlw_encode.c b/ethosu/mlw_codec/mlw_encode.c
index d9e16a9..7043746 100644
--- a/ethosu/mlw_codec/mlw_encode.c
+++ b/ethosu/mlw_codec/mlw_encode.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/ethosu/mlw_codec/mlw_encode.h b/ethosu/mlw_codec/mlw_encode.h
index 68218f3..cdceeaf 100644
--- a/ethosu/mlw_codec/mlw_encode.h
+++ b/ethosu/mlw_codec/mlw_encode.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/ethosu/mlw_codec/mlw_main.c b/ethosu/mlw_codec/mlw_main.c
index 315c899..11cb8f9 100644
--- a/ethosu/mlw_codec/mlw_main.c
+++ b/ethosu/mlw_codec/mlw_main.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/ethosu/mlw_codec/test/test_mlw_codec.py b/ethosu/mlw_codec/test/test_mlw_codec.py
index d77c82a..9e7789d 100644
--- a/ethosu/mlw_codec/test/test_mlw_codec.py
+++ b/ethosu/mlw_codec/test/test_mlw_codec.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -14,6 +14,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Simple example of the usage of mlw_codec.
 from typing import Any
 from typing import List
diff --git a/ethosu/vela/__init__.py b/ethosu/vela/__init__.py
index 77c171d..8fc953a 100644
--- a/ethosu/vela/__init__.py
+++ b/ethosu/vela/__init__.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/__main__.py b/ethosu/vela/__main__.py
index 4e35cfc..534a4a3 100644
--- a/ethosu/vela/__main__.py
+++ b/ethosu/vela/__main__.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/_version.py b/ethosu/vela/_version.py
index 8a15dbd..cc13395 100644
--- a/ethosu/vela/_version.py
+++ b/ethosu/vela/_version.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/api.py b/ethosu/vela/api.py
index 26ca291..cacadf6 100644
--- a/ethosu/vela/api.py
+++ b/ethosu/vela/api.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/architecture_allocator.py b/ethosu/vela/architecture_allocator.py
index 9cc22bb..cb4f3ee 100644
--- a/ethosu/vela/architecture_allocator.py
+++ b/ethosu/vela/architecture_allocator.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/architecture_features.py b/ethosu/vela/architecture_features.py
index e0e44b2..73dea98 100644
--- a/ethosu/vela/architecture_features.py
+++ b/ethosu/vela/architecture_features.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Holds a container for Ethos-U and System architecture parameters.
 import enum
diff --git a/ethosu/vela/cascade_builder.py b/ethosu/vela/cascade_builder.py
index 5573ff7..7baa3a8 100644
--- a/ethosu/vela/cascade_builder.py
+++ b/ethosu/vela/cascade_builder.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/compiler_driver.py b/ethosu/vela/compiler_driver.py
index 61a3b0b..014d12a 100644
--- a/ethosu/vela/compiler_driver.py
+++ b/ethosu/vela/compiler_driver.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains the main sequencing of the compiler.
 import time
diff --git a/ethosu/vela/data_type.py b/ethosu/vela/data_type.py
index 470504d..829cef3 100644
--- a/ethosu/vela/data_type.py
+++ b/ethosu/vela/data_type.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Defines the basic numeric type classes for tensors.
 import enum
diff --git a/ethosu/vela/debug_database.py b/ethosu/vela/debug_database.py
index 13ea063..bd45b46 100644
--- a/ethosu/vela/debug_database.py
+++ b/ethosu/vela/debug_database.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/driver_actions.py b/ethosu/vela/driver_actions.py
index 4ad2a33..2e4412c 100644
--- a/ethosu/vela/driver_actions.py
+++ b/ethosu/vela/driver_actions.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Creates driver actions that are embedded in the custom operator payload.
 import struct
diff --git a/ethosu/vela/errors.py b/ethosu/vela/errors.py
index 9553c80..bf3bb4d 100644
--- a/ethosu/vela/errors.py
+++ b/ethosu/vela/errors.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Defines custom exceptions.
 
diff --git a/ethosu/vela/ethos_u55_regs/ethos_u55_regs.py b/ethosu/vela/ethos_u55_regs/ethos_u55_regs.py
index e50e0c8..ee4aced 100644
--- a/ethosu/vela/ethos_u55_regs/ethos_u55_regs.py
+++ b/ethosu/vela/ethos_u55_regs/ethos_u55_regs.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/extract_npu_subgraphs.py b/ethosu/vela/extract_npu_subgraphs.py
index ada76f2..bf637b8 100644
--- a/ethosu/vela/extract_npu_subgraphs.py
+++ b/ethosu/vela/extract_npu_subgraphs.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Vela separates CPU operations and NPU operations into separate internal subgraphs. The CPU operations are left
 # untouched in the final output.
diff --git a/ethosu/vela/fp_math.py b/ethosu/vela/fp_math.py
index 2913ff6..25ff4b3 100644
--- a/ethosu/vela/fp_math.py
+++ b/ethosu/vela/fp_math.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # Copyright 2015 The Gemmlowp Authors. All Rights Reserved.
 #
diff --git a/ethosu/vela/graph_optimiser.py b/ethosu/vela/graph_optimiser.py
index 0f5636e..4505cf5 100644
--- a/ethosu/vela/graph_optimiser.py
+++ b/ethosu/vela/graph_optimiser.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Early optimisation of the network graph, using the rewrite_graph module to do the traversal of the graph.
 from . import rewrite_graph
diff --git a/ethosu/vela/graph_optimiser_util.py b/ethosu/vela/graph_optimiser_util.py
index e2ee06b..fde01cf 100644
--- a/ethosu/vela/graph_optimiser_util.py
+++ b/ethosu/vela/graph_optimiser_util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Common functions and definitions used during the graph optimization.
 from typing import Tuple
diff --git a/ethosu/vela/greedy_allocation.py b/ethosu/vela/greedy_allocation.py
index f6d7a3a..1b46d16 100644
--- a/ethosu/vela/greedy_allocation.py
+++ b/ethosu/vela/greedy_allocation.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Allocate tensor addresses using a greedy algorithm.
 from . import numeric_util
diff --git a/ethosu/vela/high_level_command_stream.py b/ethosu/vela/high_level_command_stream.py
index bfe5bce..609f855 100644
--- a/ethosu/vela/high_level_command_stream.py
+++ b/ethosu/vela/high_level_command_stream.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains classes that hold commands for the high-level command stream (one command per DMA or NPU stripe).
 from typing import List
diff --git a/ethosu/vela/high_level_command_stream_generator.py b/ethosu/vela/high_level_command_stream_generator.py
index e71fb6e..cd878ec 100644
--- a/ethosu/vela/high_level_command_stream_generator.py
+++ b/ethosu/vela/high_level_command_stream_generator.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Generate a high-level command stream from a schedule
 from .high_level_command_stream import Box
diff --git a/ethosu/vela/high_level_command_to_npu_op.py b/ethosu/vela/high_level_command_to_npu_op.py
index 228c76f..fe1c9f8 100644
--- a/ethosu/vela/high_level_command_to_npu_op.py
+++ b/ethosu/vela/high_level_command_to_npu_op.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/hillclimb_allocation.py b/ethosu/vela/hillclimb_allocation.py
index 9c4dfb8..321a4d0 100644
--- a/ethosu/vela/hillclimb_allocation.py
+++ b/ethosu/vela/hillclimb_allocation.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/live_range.py b/ethosu/vela/live_range.py
index 2829f39..e980602 100644
--- a/ethosu/vela/live_range.py
+++ b/ethosu/vela/live_range.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Build a live range graph for tensors in one or more subgraphs. Used for tensor allocation as well as in the scheduler.
 # Can work with either a pass packed subgraph or a scheduled subgraph.
diff --git a/ethosu/vela/lut.py b/ethosu/vela/lut.py
index 3b2e307..fdf9d0f 100644
--- a/ethosu/vela/lut.py
+++ b/ethosu/vela/lut.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Functionality for lookup table support.
 import uuid
diff --git a/ethosu/vela/mark_tensors.py b/ethosu/vela/mark_tensors.py
index f76c59d..64cc788 100644
--- a/ethosu/vela/mark_tensors.py
+++ b/ethosu/vela/mark_tensors.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Mark purpose and select formats for Tensors.
 from .graph_optimiser_util import memory_only_ops
diff --git a/ethosu/vela/model_reader.py b/ethosu/vela/model_reader.py
index 3b09436..e77f5a4 100644
--- a/ethosu/vela/model_reader.py
+++ b/ethosu/vela/model_reader.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Dispatcher for reading a neural network model.
 from . import tflite_model_semantic
diff --git a/ethosu/vela/nn_graph.py b/ethosu/vela/nn_graph.py
index 30643b8..98979f6 100644
--- a/ethosu/vela/nn_graph.py
+++ b/ethosu/vela/nn_graph.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Neural network graph classes and enums.
 # Pass - A packed pass containing one or more Operations.
diff --git a/ethosu/vela/npu_performance.py b/ethosu/vela/npu_performance.py
index 929548e..cfe13d0 100644
--- a/ethosu/vela/npu_performance.py
+++ b/ethosu/vela/npu_performance.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # NPU performance estimation functions to estimate performance of a Pass and CascadedPass. Uses a model that takes the
 # maximum of the 'cycles required for bandwidth' and 'cycles required for computing'.
diff --git a/ethosu/vela/npu_serialisation.py b/ethosu/vela/npu_serialisation.py
index ea35ac6..c868672 100644
--- a/ethosu/vela/npu_serialisation.py
+++ b/ethosu/vela/npu_serialisation.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Serialises and packs an NPU subgraph into tensors.
 import numpy as np
diff --git a/ethosu/vela/numeric_util.py b/ethosu/vela/numeric_util.py
index 011765f..0294b28 100644
--- a/ethosu/vela/numeric_util.py
+++ b/ethosu/vela/numeric_util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Numerical utilities for various types of rounding etc.
 import math
diff --git a/ethosu/vela/operation.py b/ethosu/vela/operation.py
index 05c236a..de35dcc 100644
--- a/ethosu/vela/operation.py
+++ b/ethosu/vela/operation.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Internal representation of a Neural Network Operation.
 # For Class name forward references for the type annotations. (see PEP 563).
diff --git a/ethosu/vela/operation_util.py b/ethosu/vela/operation_util.py
index c4176d9..7b66dff 100644
--- a/ethosu/vela/operation_util.py
+++ b/ethosu/vela/operation_util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Utility functions for creating Network Operations.
 from typing import Optional
diff --git a/ethosu/vela/pass_packing.py b/ethosu/vela/pass_packing.py
index 988e52e..5c0d8eb 100644
--- a/ethosu/vela/pass_packing.py
+++ b/ethosu/vela/pass_packing.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Packs a subgraph with Neural Network Operations into Passes. Each Pass has one or more Operations.
 import collections
diff --git a/ethosu/vela/range_set.py b/ethosu/vela/range_set.py
index 6b28282..1a00373 100644
--- a/ethosu/vela/range_set.py
+++ b/ethosu/vela/range_set.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020, 2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Helper classes to track memory accesses for calculating dependencies between Commands.
 from enum import IntEnum
diff --git a/ethosu/vela/rawdata_writer.py b/ethosu/vela/rawdata_writer.py
index 247cfe8..dd17b23 100644
--- a/ethosu/vela/rawdata_writer.py
+++ b/ethosu/vela/rawdata_writer.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Functions used to write to a raw format (.npz) file.
 import numpy as np
diff --git a/ethosu/vela/reader_util.py b/ethosu/vela/reader_util.py
index 8ca1c15..78eb436 100644
--- a/ethosu/vela/reader_util.py
+++ b/ethosu/vela/reader_util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Utlity function for reading .tosa and .tflite files
 from .operation import Op
diff --git a/ethosu/vela/register_command_stream_generator.py b/ethosu/vela/register_command_stream_generator.py
index c9b57f2..f5f530d 100644
--- a/ethosu/vela/register_command_stream_generator.py
+++ b/ethosu/vela/register_command_stream_generator.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Register level (low-level) command stream generation for Ethos-U. Takes a list of NPU operations and generates
 # all the register settings. Calculates dependencies between commands and inserts wait operations. And generates a bit
diff --git a/ethosu/vela/register_command_stream_util.py b/ethosu/vela/register_command_stream_util.py
index 1b2cb47..6f57f54 100644
--- a/ethosu/vela/register_command_stream_util.py
+++ b/ethosu/vela/register_command_stream_util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/rewrite_graph.py b/ethosu/vela/rewrite_graph.py
index 42acaf9..b29f7a2 100644
--- a/ethosu/vela/rewrite_graph.py
+++ b/ethosu/vela/rewrite_graph.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Functions for abstracting out the traversal and rewriting of graphs so that the optimisation passes can focus on the
 # correct operation.
diff --git a/ethosu/vela/scaling.py b/ethosu/vela/scaling.py
index 05e38b9..ecfed2c 100644
--- a/ethosu/vela/scaling.py
+++ b/ethosu/vela/scaling.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains various scaling calculations for weights, elementwise operations, pooling etc.
 import math
diff --git a/ethosu/vela/scheduler.py b/ethosu/vela/scheduler.py
index b65cae8..73eb8b4 100644
--- a/ethosu/vela/scheduler.py
+++ b/ethosu/vela/scheduler.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/shape4d.py b/ethosu/vela/shape4d.py
index fd1ee94..7a01b39 100644
--- a/ethosu/vela/shape4d.py
+++ b/ethosu/vela/shape4d.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Defines the class Shape4D.
 from collections import namedtuple
diff --git a/ethosu/vela/softmax.py b/ethosu/vela/softmax.py
index a0fd19c..a92d0bb 100644
--- a/ethosu/vela/softmax.py
+++ b/ethosu/vela/softmax.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # Copyright 2017 The TensorFlow Authors. All Rights Reserved.
 #
diff --git a/ethosu/vela/stats_writer.py b/ethosu/vela/stats_writer.py
index 9db6a97..25c9030 100644
--- a/ethosu/vela/stats_writer.py
+++ b/ethosu/vela/stats_writer.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Writes out per-pass and summary performance statistics to CSV files.
 import csv
diff --git a/ethosu/vela/supported_operators_util.py b/ethosu/vela/supported_operators_util.py
index 24fe72c..b94ff52 100644
--- a/ethosu/vela/supported_operators_util.py
+++ b/ethosu/vela/supported_operators_util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Utility functions used in supported operator checking
 
diff --git a/ethosu/vela/tensor.py b/ethosu/vela/tensor.py
index 8e553e8..899b1be 100644
--- a/ethosu/vela/tensor.py
+++ b/ethosu/vela/tensor.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Internal representation of a Neural Network Tensor.
 import copy
diff --git a/ethosu/vela/tensor_allocation.py b/ethosu/vela/tensor_allocation.py
index 1ffae4c..8c91e2e 100644
--- a/ethosu/vela/tensor_allocation.py
+++ b/ethosu/vela/tensor_allocation.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Wrapping function to do tensor address allocation. That is, assigning addresses to tensors based on what has been
 # worked out from the allowable overlaps that are calculated by the live range analysis.
diff --git a/ethosu/vela/test/extapi/test_extapi_create_payload.py b/ethosu/vela/test/extapi/test_extapi_create_payload.py
index 06dd220..0860685 100644
--- a/ethosu/vela/test/extapi/test_extapi_create_payload.py
+++ b/ethosu/vela/test/extapi/test_extapi_create_payload.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/extapi/test_extapi_encode_bias.py b/ethosu/vela/test/extapi/test_extapi_encode_bias.py
index c0a4a9a..1b9a0e2 100644
--- a/ethosu/vela/test/extapi/test_extapi_encode_bias.py
+++ b/ethosu/vela/test/extapi/test_extapi_encode_bias.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for npu_encode_bias API for an external consumer
 import random
diff --git a/ethosu/vela/test/extapi/test_extapi_encode_weights.py b/ethosu/vela/test/extapi/test_extapi_encode_weights.py
index 87c504f..b16c4c1 100644
--- a/ethosu/vela/test/extapi/test_extapi_encode_weights.py
+++ b/ethosu/vela/test/extapi/test_extapi_encode_weights.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020, 2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for npu_encode_weights API for an external consumer
 import numpy as np
diff --git a/ethosu/vela/test/extapi/test_extapi_find_block_configs.py b/ethosu/vela/test/extapi/test_extapi_find_block_configs.py
index a768f18..4182759 100644
--- a/ethosu/vela/test/extapi/test_extapi_find_block_configs.py
+++ b/ethosu/vela/test/extapi/test_extapi_find_block_configs.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/extapi/test_extapi_generate_commands.py b/ethosu/vela/test/extapi/test_extapi_generate_commands.py
index a520789..7d80b47 100644
--- a/ethosu/vela/test/extapi/test_extapi_generate_commands.py
+++ b/ethosu/vela/test/extapi/test_extapi_generate_commands.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/extapi/test_extapi_get_version.py b/ethosu/vela/test/extapi/test_extapi_get_version.py
index 779c213..1874423 100644
--- a/ethosu/vela/test/extapi/test_extapi_get_version.py
+++ b/ethosu/vela/test/extapi/test_extapi_get_version.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for get API version for an external consumer
 from ethosu.vela.api import API_VERSION
diff --git a/ethosu/vela/test/test_architecture_allocator.py b/ethosu/vela/test/test_architecture_allocator.py
index a199e9d..c3d7a76 100644
--- a/ethosu/vela/test/test_architecture_allocator.py
+++ b/ethosu/vela/test/test_architecture_allocator.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/test_compiler_driver.py b/ethosu/vela/test/test_compiler_driver.py
index 56a90c4..f3be553 100644
--- a/ethosu/vela/test/test_compiler_driver.py
+++ b/ethosu/vela/test/test_compiler_driver.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/test_fp_math.py b/ethosu/vela/test/test_fp_math.py
index b669d44..e21d0d0 100644
--- a/ethosu/vela/test/test_fp_math.py
+++ b/ethosu/vela/test/test_fp_math.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Unit tests for fixed point math
 import numpy as np
diff --git a/ethosu/vela/test/test_graph_optimiser.py b/ethosu/vela/test/test_graph_optimiser.py
index bfb1ded..152669f 100644
--- a/ethosu/vela/test/test_graph_optimiser.py
+++ b/ethosu/vela/test/test_graph_optimiser.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/test_hillclimb_allocation.py b/ethosu/vela/test/test_hillclimb_allocation.py
index 03aec2b..412cb07 100644
--- a/ethosu/vela/test/test_hillclimb_allocation.py
+++ b/ethosu/vela/test/test_hillclimb_allocation.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/test_live_range.py b/ethosu/vela/test/test_live_range.py
index 2a99da5..1cd036f 100644
--- a/ethosu/vela/test/test_live_range.py
+++ b/ethosu/vela/test/test_live_range.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for live ranges
 from unittest.mock import MagicMock
diff --git a/ethosu/vela/test/test_lut.py b/ethosu/vela/test/test_lut.py
index 4ddc8b9..9073270 100644
--- a/ethosu/vela/test/test_lut.py
+++ b/ethosu/vela/test/test_lut.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Unit tests for LUT support
 import random
diff --git a/ethosu/vela/test/test_model_reader.py b/ethosu/vela/test/test_model_reader.py
index bd7ca37..e63faa2 100644
--- a/ethosu/vela/test/test_model_reader.py
+++ b/ethosu/vela/test/test_model_reader.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Unit tests for model_reader.
 import pytest
diff --git a/ethosu/vela/test/test_new_performance.py b/ethosu/vela/test/test_new_performance.py
index a35905b..8222ef1 100644
--- a/ethosu/vela/test/test_new_performance.py
+++ b/ethosu/vela/test/test_new_performance.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/test_nng_mapping.py b/ethosu/vela/test/test_nng_mapping.py
index 08d77fe..b7f0562 100644
--- a/ethosu/vela/test/test_nng_mapping.py
+++ b/ethosu/vela/test/test_nng_mapping.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Unit tests for the mapping of TFLite or TOSA to NNG
 import pytest
diff --git a/ethosu/vela/test/test_register_command_stream_util.py b/ethosu/vela/test/test_register_command_stream_util.py
index 86a48ff..96dbdb2 100644
--- a/ethosu/vela/test/test_register_command_stream_util.py
+++ b/ethosu/vela/test/test_register_command_stream_util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020, 2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/test_scaling.py b/ethosu/vela/test/test_scaling.py
index b451830..d730d43 100644
--- a/ethosu/vela/test/test_scaling.py
+++ b/ethosu/vela/test/test_scaling.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Unit tests for scaling
 from ethosu.vela.scaling import quantise_scale
diff --git a/ethosu/vela/test/test_tensor_allocation.py b/ethosu/vela/test/test_tensor_allocation.py
index f437bbb..20ad73a 100644
--- a/ethosu/vela/test/test_tensor_allocation.py
+++ b/ethosu/vela/test/test_tensor_allocation.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for tensor allocation
 import pytest
diff --git a/ethosu/vela/test/test_tflite_model_semantic.py b/ethosu/vela/test/test_tflite_model_semantic.py
index 115d1cf..c242063 100644
--- a/ethosu/vela/test/test_tflite_model_semantic.py
+++ b/ethosu/vela/test/test_tflite_model_semantic.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/test_tflite_reader.py b/ethosu/vela/test/test_tflite_reader.py
index 664a58c..871545e 100644
--- a/ethosu/vela/test/test_tflite_reader.py
+++ b/ethosu/vela/test/test_tflite_reader.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for tflite_reader
 from unittest.mock import MagicMock
diff --git a/ethosu/vela/test/test_tflite_supported_operators.py b/ethosu/vela/test/test_tflite_supported_operators.py
index 6468d3d..d9b241f 100644
--- a/ethosu/vela/test/test_tflite_supported_operators.py
+++ b/ethosu/vela/test/test_tflite_supported_operators.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/testutil.py b/ethosu/vela/test/testutil.py
index 25dc801..acf35fe 100644
--- a/ethosu/vela/test/testutil.py
+++ b/ethosu/vela/test/testutil.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Utilities used in vela unit tests
 import numpy as np
diff --git a/ethosu/vela/tflite_graph_optimiser.py b/ethosu/vela/tflite_graph_optimiser.py
index fcaac15..b858f64 100644
--- a/ethosu/vela/tflite_graph_optimiser.py
+++ b/ethosu/vela/tflite_graph_optimiser.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Early optimisation of a TensorFlow Lite based network graph, using the rewrite_graph module
 # to do the traversal of the graph.
diff --git a/ethosu/vela/tflite_mapping.py b/ethosu/vela/tflite_mapping.py
index 4e8507d..dd52a3a 100644
--- a/ethosu/vela/tflite_mapping.py
+++ b/ethosu/vela/tflite_mapping.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # TensorFlow Lite mapping functions used by both reader and writer.
 # Contains a mapping from the various TensorFlow Lite enums and options structs, generated by the FlatBuffer code
diff --git a/ethosu/vela/tflite_model_semantic.py b/ethosu/vela/tflite_model_semantic.py
index 189e837..dc3b818 100644
--- a/ethosu/vela/tflite_model_semantic.py
+++ b/ethosu/vela/tflite_model_semantic.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # The TFLiteSemantic class which is a collection of TensorFlow lite model semantic checks.
 from collections import defaultdict
diff --git a/ethosu/vela/tflite_reader.py b/ethosu/vela/tflite_reader.py
index 9fe9ff5..80f3645 100644
--- a/ethosu/vela/tflite_reader.py
+++ b/ethosu/vela/tflite_reader.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Functions used to read from a TensorFlow Lite format file.
 import os.path
diff --git a/ethosu/vela/tflite_supported_operators.py b/ethosu/vela/tflite_supported_operators.py
index abbfb17..aabe813 100644
--- a/ethosu/vela/tflite_supported_operators.py
+++ b/ethosu/vela/tflite_supported_operators.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # The TFLiteSupportedOperators class which is a collection of all TFLite supported operators and parameter checks.
 from collections import defaultdict
diff --git a/ethosu/vela/tflite_writer.py b/ethosu/vela/tflite_writer.py
index 6fdfe01..e527cd4 100644
--- a/ethosu/vela/tflite_writer.py
+++ b/ethosu/vela/tflite_writer.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Functions used to write to a TensorFlow Lite format file. Supports adding in file identifiers.
 import flatbuffers
diff --git a/ethosu/vela/tosa_graph_optimiser.py b/ethosu/vela/tosa_graph_optimiser.py
index 778aa2a..25d3dbc 100644
--- a/ethosu/vela/tosa_graph_optimiser.py
+++ b/ethosu/vela/tosa_graph_optimiser.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Early optimisation of the TOSA based network graph, using the rewrite_graph module to do the traversal of the graph.
 import numpy as np
diff --git a/ethosu/vela/tosa_mapping.py b/ethosu/vela/tosa_mapping.py
index f635e4a..87819d6 100644
--- a/ethosu/vela/tosa_mapping.py
+++ b/ethosu/vela/tosa_mapping.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # TOSA mapping functions used by reader.
 # Contains a mapping from the various TOSA enums and options structs, generated by the FlatBuffer code
diff --git a/ethosu/vela/tosa_model_semantic.py b/ethosu/vela/tosa_model_semantic.py
index 5cd186c..0c024a6 100644
--- a/ethosu/vela/tosa_model_semantic.py
+++ b/ethosu/vela/tosa_model_semantic.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # The TosaSemantic class which is a collection of TOSA model semantic checks.
 from collections import defaultdict
diff --git a/ethosu/vela/tosa_reader.py b/ethosu/vela/tosa_reader.py
index cd18adb..56e0b1c 100644
--- a/ethosu/vela/tosa_reader.py
+++ b/ethosu/vela/tosa_reader.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Functions used to read from a TOSA format file.
 import os.path
diff --git a/ethosu/vela/tosa_supported_operators.py b/ethosu/vela/tosa_supported_operators.py
index 3f3a002..3b39ce6 100644
--- a/ethosu/vela/tosa_supported_operators.py
+++ b/ethosu/vela/tosa_supported_operators.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # The TosaSupportedOperators class which is a collection of all supported operators and parameter checks.
 from collections import defaultdict
diff --git a/ethosu/vela/vela.py b/ethosu/vela/vela.py
index 7740711..b5dfd80 100644
--- a/ethosu/vela/vela.py
+++ b/ethosu/vela/vela.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Main entry point for the Vela compiler.
 #
diff --git a/ethosu/vela/weight_compressor.py b/ethosu/vela/weight_compressor.py
index 6f9467e..e3e318c 100644
--- a/ethosu/vela/weight_compressor.py
+++ b/ethosu/vela/weight_compressor.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Compresses and pads the weigths. It also calculates the scales and packs with the biases.
 from collections import namedtuple
diff --git a/setup.py b/setup.py
index 3eb79b6..ffa74e1 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Packaging for the Vela compiler
 import os