diff --git a/.autom4te.cfg b/.autom4te.cfg
index 3872ddb4400..d386cef175a 100644
--- a/.autom4te.cfg
+++ b/.autom4te.cfg
@@ -3,7 +3,7 @@
 #
 # This file is part of HDF5.  The full HDF5 copyright notice, including
 # terms governing use, modification, and redistribution, is contained in
-# the COPYING file, which can be found at the root of the source code
+# the LICENSE file, which can be found at the root of the source code
 # distribution tree, or in https://www.hdfgroup.org/licenses.
 # If you do not have access to either file, you may request a copy from
 # help@hdfgroup.org.
diff --git a/.gitattributes b/.gitattributes
index b03dddfc95d..7e37bf00fee 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -72,7 +72,6 @@ hl/tools/gif2h5/testfiles/ex_image2.h5 -text
 hl/tools/gif2h5/testfiles/h52giftst.h5 -text
 hl/tools/gif2h5/testfiles/image1.gif -text
 java/CMakeLists.txt -text
-java/COPYING -text
 java/Makefile.am -text
 java/examples/CMakeLists.txt -text
 java/examples/Makefile.am -text
diff --git a/.github/workflows/autotools.yml b/.github/workflows/autotools.yml
index a202076005a..6bf5a8813cf 100644
--- a/.github/workflows/autotools.yml
+++ b/.github/workflows/autotools.yml
@@ -12,7 +12,7 @@ on:
       - 'doc/**'
       - 'release_docs/**'
       - 'ACKNOWLEDGEMENTS'
-      - 'COPYING**'
+      - 'LICENSE**'
       - '**.md'
 
 # Using concurrency to cancel any in-progress job or run
diff --git a/.github/workflows/cmake-ctest.yml b/.github/workflows/cmake-ctest.yml
index b927b3ce403..77e490269fc 100644
--- a/.github/workflows/cmake-ctest.yml
+++ b/.github/workflows/cmake-ctest.yml
@@ -169,8 +169,8 @@ jobs:
         run: |
           mkdir "${{ runner.workspace }}/build"
           mkdir "${{ runner.workspace }}/build/hdf5"
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE -Destination ${{ runner.workspace }}/build/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC/README.md -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC/* -Destination ${{ runner.workspace }}/build/hdf5/ -Include *.zip
           cd "${{ runner.workspace }}/build"
@@ -261,8 +261,8 @@ jobs:
         run: |
           mkdir "${{ runner.workspace }}/build"
           mkdir "${{ runner.workspace }}/build/hdf5"
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING ${{ runner.workspace }}/build/hdf5
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-GNUC/README.md ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-GNUC/*.tar.gz ${{ runner.workspace }}/build/hdf5
           cd "${{ runner.workspace }}/build"
@@ -498,8 +498,8 @@ jobs:
         run: |
           mkdir "${{ runner.workspace }}/build"
           mkdir "${{ runner.workspace }}/build/hdf5"
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING ${{ runner.workspace }}/build/hdf5
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-macos-Clang/README.md ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-macos-Clang/*.tar.gz ${{ runner.workspace }}/build/hdf5
           cd "${{ runner.workspace }}/build"
@@ -584,8 +584,8 @@ jobs:
         run: |
           mkdir "${{ runner.workspace }}/build"
           mkdir "${{ runner.workspace }}/build/hdf5"
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING ${{ runner.workspace }}/build/hdf5
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-GNUC-S3/README.md ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-GNUC-S3/*.tar.gz ${{ runner.workspace }}/build/hdf5
           cd "${{ runner.workspace }}/build"
@@ -709,8 +709,8 @@ jobs:
         run: |
           mkdir "${{ runner.workspace }}/build"
           mkdir "${{ runner.workspace }}/build/hdf5"
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE -Destination ${{ runner.workspace }}/build/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/README.md -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/* -Destination ${{ runner.workspace }}/build/hdf5/ -Include *.zip
           cd "${{ runner.workspace }}/build"
@@ -807,8 +807,8 @@ jobs:
         run: |
           mkdir "${{ runner.workspace }}/build"
           mkdir "${{ runner.workspace }}/build/hdf5"
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING ${{ runner.workspace }}/build/hdf5
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE ${{ runner.workspace }}/build/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/LICENSE_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/README.md ${{ runner.workspace }}/build/hdf5
           cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/*.tar.gz ${{ runner.workspace }}/build/hdf5
           cd "${{ runner.workspace }}/build"
diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 7fe99c2f3cb..b15205f38ae 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -12,7 +12,7 @@ on:
       - 'doc/**'
       - 'release_docs/**'
       - 'ACKNOWLEDGEMENTS'
-      - 'COPYING**'
+      - 'LICENSE**'
       - '**.md'
 
 # Using concurrency to cancel any in-progress job or run
diff --git a/.github/workflows/cve.yml b/.github/workflows/cve.yml
index a3abb664897..8562bce6d66 100644
--- a/.github/workflows/cve.yml
+++ b/.github/workflows/cve.yml
@@ -12,7 +12,7 @@ on:
       - 'doc/**'
       - 'release_docs/**'
       - 'ACKNOWLEDGEMENTS'
-      - 'COPYING**'
+      - 'LICENSE**'
       - '**.md'
 
 # Using concurrency to cancel any in-progress job or run
diff --git a/.github/workflows/hdfeos5.yml b/.github/workflows/hdfeos5.yml
index 0d5cf969382..2f766ce36bb 100644
--- a/.github/workflows/hdfeos5.yml
+++ b/.github/workflows/hdfeos5.yml
@@ -12,7 +12,7 @@ on:
       - 'doc/**'
       - 'release_docs/**'
       - 'ACKNOWLEDGEMENTS'
-      - 'COPYING**'
+      - 'LICENSE**'
       - '**.md'
 
 # Using concurrency to cancel any in-progress job or run
diff --git a/.github/workflows/netcdf.yml b/.github/workflows/netcdf.yml
index 963f9dce673..080160d086d 100644
--- a/.github/workflows/netcdf.yml
+++ b/.github/workflows/netcdf.yml
@@ -12,7 +12,7 @@ on:
       - 'doc/**'
       - 'release_docs/**'
       - 'ACKNOWLEDGEMENTS'
-      - 'COPYING**'
+      - 'LICENSE**'
       - '**.md'
 
 permissions:
diff --git a/.h5chkright.ini b/.h5chkright.ini
index 02d3cadd48f..77eb740cfff 100644
--- a/.h5chkright.ini
+++ b/.h5chkright.ini
@@ -3,7 +3,7 @@
 #
 # This file is part of HDF5.  The full HDF5 copyright notice, including
 # terms governing use, modification, and redistribution, is contained in
-# the COPYING file, which can be found at the root of the source code
+# the LICENSE file, which can be found at the root of the source code
 # distribution tree, or in https://www.hdfgroup.org/licenses.
 # If you do not have access to either file, you may request a copy from
 # help@hdfgroup.org.
@@ -17,8 +17,8 @@
 #		with the same name.  E.g.,
 #		"prune test" skips test, fortran/test, c++/test, ...
 
-# Skip COPYING since it is the detail Copyright notice.
-skip COPYING
+# Skip LICENSE since it is the detail Copyright notice.
+skip LICENSE
 
 # Sort of strange to have a copyright notice in README
 skip README