diff --git a/components/partition_table/check_sizes.py b/components/partition_table/check_sizes.py
index c53e8c0725..8e9efac102 100755
--- a/components/partition_table/check_sizes.py
+++ b/components/partition_table/check_sizes.py
@@ -7,19 +7,9 @@
 #
 # (Can also check if the bootloader binary fits before the partition table.)
 #
-# Copyright 2020 Espressif Systems (Shanghai) PTE LTD
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+
 from __future__ import division, print_function, unicode_literals
 
 import argparse
diff --git a/components/partition_table/gen_empty_partition.py b/components/partition_table/gen_empty_partition.py
index 0e29baa681..a49217f78d 100644
--- a/components/partition_table/gen_empty_partition.py
+++ b/components/partition_table/gen_empty_partition.py
@@ -4,19 +4,9 @@
 #
 # This tool generates an empty binary file of the required size.
 #
-# Copyright 2018 Espressif Systems (Shanghai) PTE LTD
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http:#www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-FileCopyrightText: 2018-2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+
 from __future__ import division, print_function, unicode_literals
 
 import argparse
diff --git a/components/partition_table/gen_esp32part.py b/components/partition_table/gen_esp32part.py
index 1184495dd0..ba6ba6c5da 100755
--- a/components/partition_table/gen_esp32part.py
+++ b/components/partition_table/gen_esp32part.py
@@ -7,19 +7,9 @@
 # See https://docs.espressif.com/projects/esp-idf/en/latest/api-guides/partition-tables.html
 # for explanation of partition table structure and uses.
 #
-# Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http:#www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-FileCopyrightText: 2016-2021 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+
 from __future__ import division, print_function, unicode_literals
 
 import argparse
@@ -261,6 +251,17 @@ class PartitionTable(list):
             return 0  # empty table!
         return last.offset + last.size
 
+    def verify_size_fits(self, flash_size_bytes: int) -> None:
+        """ Check that partition table fits into the given flash size.
+            Raises InputError otherwise.
+        """
+        table_size = self.flash_size()
+        if flash_size_bytes < table_size:
+            mb = 1024 * 1024
+            raise InputError('Partitions tables occupies %.1fMB of flash (%d bytes) which does not fit in configured '
+                             "flash size %dMB. Change the flash size in menuconfig under the 'Serial Flasher Config' menu." %
+                             (table_size / mb, table_size, flash_size_bytes / mb))
+
     @classmethod
     def from_binary(cls, b):
         md5 = hashlib.md5()
@@ -531,12 +532,7 @@ def main():
 
     if args.flash_size:
         size_mb = int(args.flash_size.replace('MB', ''))
-        size = size_mb * 1024 * 1024  # flash memory uses honest megabytes!
-        table_size = table.flash_size()
-        if size < table_size:
-            raise InputError("Partitions defined in '%s' occupy %.1fMB of flash (%d bytes) which does not fit in configured "
-                             "flash size %dMB. Change the flash size in menuconfig under the 'Serial Flasher Config' menu." %
-                             (args.input.name, table_size / 1024.0 / 1024.0, table_size, size_mb))
+        table.verify_size_fits(size_mb * 1024 * 1024)
 
     # Make sure that the output directory is created
     output_dir = os.path.abspath(os.path.dirname(args.output))
diff --git a/components/partition_table/test/test_partition.c b/components/partition_table/test/test_partition.c
index 0abc1c82ad..50b2ce5a3b 100644
--- a/components/partition_table/test/test_partition.c
+++ b/components/partition_table/test/test_partition.c
@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2016-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
 #include <stdio.h>
 #include <stdlib.h>
 #include "unity.h"
diff --git a/components/partition_table/test_gen_esp32part_host/check_sizes_test.py b/components/partition_table/test_gen_esp32part_host/check_sizes_test.py
index 8dcd4a106b..0987e21457 100755
--- a/components/partition_table/test_gen_esp32part_host/check_sizes_test.py
+++ b/components/partition_table/test_gen_esp32part_host/check_sizes_test.py
@@ -1,4 +1,6 @@
 #!/usr/bin/env python
+# SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
 from __future__ import division, print_function
 
 import io
diff --git a/components/partition_table/test_gen_esp32part_host/gen_esp32part_tests.py b/components/partition_table/test_gen_esp32part_host/gen_esp32part_tests.py
index 11dd2170e2..7ba1878151 100755
--- a/components/partition_table/test_gen_esp32part_host/gen_esp32part_tests.py
+++ b/components/partition_table/test_gen_esp32part_host/gen_esp32part_tests.py
@@ -1,4 +1,6 @@
 #!/usr/bin/env python
+# SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
 from __future__ import division, print_function
 
 import csv
@@ -467,6 +469,14 @@ ota_1,             0,  ota_1,          , 1M,
         finally:
             sys.stderr = sys.__stderr__
 
+    def test_size_error(self):
+        csv_txt = """
+factory, app, factory, 0x10000, 20M
+        """
+        with self.assertRaisesRegex(gen_esp32part.InputError, r'does not fit'):
+            t = gen_esp32part.PartitionTable.from_csv(csv_txt)
+            t.verify_size_fits(16 * 1024 * 1024)
+
 
 class PartToolTests(Py23TestCase):
 
diff --git a/components/partition_table/test_gen_esp32part_host/test_utils.py b/components/partition_table/test_gen_esp32part_host/test_utils.py
index 688d6626ae..4eceac35fb 100644
--- a/components/partition_table/test_gen_esp32part_host/test_utils.py
+++ b/components/partition_table/test_gen_esp32part_host/test_utils.py
@@ -1,3 +1,5 @@
+# SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
 import unittest
 
 try:
diff --git a/tools/ci/check_copyright_ignore.txt b/tools/ci/check_copyright_ignore.txt
index b26655eda2..9508d4bc62 100644
--- a/tools/ci/check_copyright_ignore.txt
+++ b/tools/ci/check_copyright_ignore.txt
@@ -1346,14 +1346,6 @@ components/openssl/test/test_openssl.c
 components/openthread/include/esp_openthread.h
 components/openthread/include/esp_openthread_lock.h
 components/openthread/include/esp_openthread_netif_glue.h
-components/partition_table/check_sizes.py
-components/partition_table/gen_empty_partition.py
-components/partition_table/gen_esp32part.py
-components/partition_table/parttool.py
-components/partition_table/test/test_partition.c
-components/partition_table/test_gen_esp32part_host/check_sizes_test.py
-components/partition_table/test_gen_esp32part_host/gen_esp32part_tests.py
-components/partition_table/test_gen_esp32part_host/test_utils.py
 components/protocomm/include/common/protocomm.h
 components/protocomm/include/security/protocomm_security.h
 components/protocomm/include/security/protocomm_security0.h