diff --git a/.build/build-rat.xml b/.build/build-rat.xml
index 755b76ea58..330a256f09 100644
--- a/.build/build-rat.xml
+++ b/.build/build-rat.xml
@@ -27,7 +27,7 @@
     </target>
 
     <target name="_build_ratinclude" depends="_rat_init">
-        <exec executable="git" failifexecutionfails="false" failonerror="false" resultproperty="git.success" output="${build.dir}/.versioned_files">
+        <exec executable="git" failifexecutionfails="false" failonerror="false" resultproperty="git.success" output="${build.dir}/.ratinclude">
             <arg line="ls-tree -r HEAD --name-only"/>
         </exec>
         <condition property="rat.skip" value="true">
@@ -37,54 +37,61 @@
         </condition>
     </target>
 
-    <target name="_rat_copy_versioned_files" depends="_build_ratinclude" unless="rat.skip">
-        <copy file="${build.dir}/.versioned_files" tofile="${build.dir}/.ratinclude">
-            <filterchain>
-                <linecontainsregexp>
-                    <regexp pattern=".*\.(java|py|sh|xml|spec|md|iml|bat|btm|cql|css|g|html|jflex|jks|mod|name|pom|textile|yml|yaml|MIDRES|HIGHRES|LOWRES)$"/>
-                </linecontainsregexp>
-            </filterchain>
-        </copy>
-    </target>
-
-    <target name="rat-check" depends="_rat_copy_versioned_files" unless="rat.skip" description="License checks on source" >
+    <target name="rat-check" depends="_build_ratinclude" unless="rat.skip" description="License checks on source" >
         <rat:report reportFile="${build.dir}/rat.txt">
             <fileset dir="." includesfile="${build.dir}/.ratinclude">
                  <!-- Config files with not much creativity -->
-                 <exclude name="**/.asf.yaml"/>
-                 <exclude name="**/.github/pull_request_template.md"/>
-                 <exclude name="**/ide/**/*"/>
-                 <exclude name="**/metrics-reporter-config-sample.yaml"/>
-                 <exclude name="**/cassandra.yaml"/>
-                 <exclude name="**/cassandra-murmur.yaml"/>
-                 <exclude name="**/cassandra-seeds.yaml"/>
-                 <exclude name="**/harry-generic.yaml"/>
-                 <exclude name="**/doc/antora.yml"/>
-                 <exclude name="**/test/conf/cassandra.yaml"/>
-                 <exclude name="**/test/conf/cassandra-old.yaml"/>
-                 <exclude name="**/test/conf/cassandra-converters-special-cases-old-names.yaml"/>
-                 <exclude name="**/test/conf/cassandra-converters-special-cases.yaml"/>
-                 <exclude name="**/test/conf/cassandra_encryption.yaml"/>
-                 <exclude name="**/test/conf/cdc.yaml"/>
-                 <exclude name="**/test/conf/commitlog_compression_LZ4.yaml"/>
-                 <exclude name="**/test/conf/commitlog_compression_Zstd.yaml"/>
-                 <exclude name="**/test/conf/system_keyspaces_directory.yaml"/>
-                 <exclude name="**/test/conf/sstableloader_with_encryption.yaml"/>
-                 <exclude name="**/test/conf/unit-test-conf/test-native-port.yaml"/>
-                 <exclude name="**/test/data/jmxdump/cassandra-*-jmx.yaml"/>
-                 <exclude name="**/test/data/config/version=*.yml"/>
-                 <exclude name="**/test/resources/data/config/YamlConfigurationLoaderTest/shared_client_error_reporting_exclusions.yaml"/>
-                 <exclude name="**/tools/cqlstress-counter-example.yaml"/>
-                 <exclude name="**/tools/cqlstress-example.yaml"/>
-                 <exclude name="**/tools/cqlstress-insanity-example.yaml"/>
-                 <exclude name="**/tools/cqlstress-lwt-example.yaml"/>
+                 <exclude name=".asf.yaml"/>
+                 <exclude name="**/cassandra*.yaml"/>
+                 <exclude name="conf/metrics-reporter-config-sample.yaml"/>
+                 <exclude NAME="doc/antora.yml"/>
+                 <exclude name="ide/**/*"/>
+                 <exclude name="pylib/cqlshlib/test/config/sslhandling*.config"/>
+                 <exclude NAME="src/resources/org/apache/cassandra/cql3/reserved_keywords.txt"/>
+                 <exclude NAME="src/resources/org/apache/cassandra/index/sasi/analyzer/filter/*.txt"/>
+                 <exclude name="test/conf/cdc.yaml"/>
+                 <exclude name="test/conf/commitlog*.yaml"/>
+                 <exclude name="test/conf/system_keyspaces_directory.yaml"/>
+                 <exclude name="test/conf/sstableloader_with_encryption.yaml"/>
+                 <exclude name="test/conf/unit-test-conf/test-native-port.yaml"/>
+                 <exclude name="test/resources/data/config/YamlConfigurationLoaderTest/*.yaml"/>
+                 <exclude name="tools/cqlstress-*.yaml"/>
+                 <!-- test data -->
+                 <exclude name="pylib/cqlshlib/test/test_authproviderhandling_config/*"/>
+                 <exclude name="test/**/cassandra*.conf"/>
+                 <exclude name="test/**/*.csv"/>
+                 <exclude name="test/**/*.json"/>
+                 <exclude name="test/**/*.txt"/>
+                 <exclude name="test/data/**/*.adler32"/>
+                 <exclude name="test/data/**/*.crc32"/>
+                 <exclude name="test/data/**/CommitLog-*.log"/>
+                 <exclude name="test/data/**/*.bin"/>
+                 <exclude name="test/data/**/*.db"/>
+                 <exclude name="test/data/**/*.sha1"/>
+                 <exclude name="test/data/CASSANDRA-15313/lz4-jvm-crash-failure.txt"/>
+                 <exclude name="test/data/jmxdump/cassandra-*-jmx.yaml"/>
                  <!-- Documentation files -->
-                 <exclude name="**/doc/modules/**/*"/>
-                 <exclude name="**/src/java/**/*.md"/>
-                 <!-- NOTICE, LICENSE, README files -->
-                 <exclude name="**/NOTICE.md"/>
-                 <exclude name="**/LICENSE.md"/>
-                 <exclude name="**/README.md"/>
+                 <exclude name=".github/pull_request_template.md"/>
+                 <exclude NAME="doc/modules/**/*"/>
+                 <exclude NAME="src/java/**/*.md"/>
+                 <exclude NAME="**/README*"/>
+                 <exclude NAME="CHANGES.txt"/>
+                 <exclude NAME="CASSANDRA-14092.txt"/>
+                 <exclude NAME="debian/TODO"/>
+                 <!-- legal files -->
+                 <exclude NAME="NOTICE.txt"/>
+                 <exclude NAME="LICENSE.txt"/>
+                 <!-- misc -->
+                 <exclude NAME="**/*.patch"/>
+                 <exclude NAME="**/*.diff"/>
+                 <exclude NAME="debian/cassandra.bash-completion"/>
+                 <exclude NAME="debian/cassandra-sysctl.conf"/>
+                 <exclude NAME="debian/cassandra.install"/>
+                 <exclude NAME="debian/cassandra-tools.install"/>
+                 <exclude NAME="debian/compat"/>
+                 <exclude NAME="debian/control"/>
+                 <exclude NAME="debian/dirs"/>
+                 <exclude NAME="debian/patches/series"/>
             </fileset>
         </rat:report>
         <exec executable="grep" outputproperty="rat.failed.files" failifexecutionfails="false">
diff --git a/.jenkins/Jenkinsfile b/.jenkins/Jenkinsfile
index 22c540fe47..fe32d0f4cd 100644
--- a/.jenkins/Jenkinsfile
+++ b/.jenkins/Jenkinsfile
@@ -6,14 +6,13 @@
 // "License"); you may not use this file except in compliance
 // with the License.  You may obtain a copy of the License at
 //
-//    https://www.apache.org/licenses/LICENSE-2.0
+//     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.
+// 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.
+// Se# Licensed to the Apache Software Foundation (ASF) under onee the License for the specific language governing permissions and
+// limitations under the License.
 //
 //
 // Jenkins declaration of how to build and test the current codebase.
diff --git a/LICENSE.txt b/LICENSE.txt
index 1b0f46f767..5211e7dc27 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -209,11 +209,11 @@
    code for these subcomponents is subject to the terms and
    conditions of the following licenses.
 
-   This product bundles a file (AbstractIterator.java) from Chronicle-Bytes,
+   This product bundles a file (Dump.java) from Chronicle-Bytes,
    copyright higherfrequencytrading.com, which is available under an
    Apache License version 2.
 
-   This product bundles a file (AbstractIterator.java) from Guava,
+   This product bundles a file (AbstractGuavaIterator.java) from Guava,
    copyright The Guava Authors, which is available under an
    Apache License version 2.
 
@@ -221,7 +221,7 @@
    copyright The Android Open Source Project, which is available under an
    Apache License version 2.
 
-   This product bundles several files (LongTimSort.java) from PATRICIA Trie
+   This product bundles several files (PatriciaTrie.java) from PATRICIA Trie
    copyright Roger Kapsi and Sam Berlin, which is available under an
    Apache License version 2.
 
@@ -238,3 +238,15 @@
    
    This product bundles code (internalOffer) that is written by Doug Lea and
    Martin Buchholz available under a Creative Commons zero license.
+
+   This product bundles code (cassandra-driver-internal-only-*.zip) from the Datastax Java Driver
+   copyright DataStax, Inc., which is available under an Apache License version 2.
+
+   This product bundles code (cassandra-driver-internal-only-*.zip) from python-smhasher
+   copyright Austin Appleby and Patrick Hensley, which is available under a MIT license.
+
+   This product bundles code (cassandra-driver-internal-only-*.zip) from the OrderedDict
+   copyright Raymond Hettinger, which is available under a MIT license.
+
+   This product bundles code (cassandra-driver-internal-only-*.zip) from the MagnetoDB
+   copyright Mirantis Inc., which is available under an Apache License version 2.
diff --git a/build.properties.default b/build.properties.default
index 11da534e32..29042a43f0 100644
--- a/build.properties.default
+++ b/build.properties.default
@@ -1,4 +1,23 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 # Maven2 Repository Locations (you can override these in "build.properties" to point to a local proxy, e.g. Nexus)
+#
 artifact.remoteRepository.central:     https://repo1.maven.org/maven2
 artifact.remoteRepository.apache:      https://repo.maven.apache.org/maven2
 
diff --git a/conf/cassandra-jaas.config b/conf/cassandra-jaas.config
index f3a9bf7055..e30e276062 100644
--- a/conf/cassandra-jaas.config
+++ b/conf/cassandra-jaas.config
@@ -1,3 +1,19 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you 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.
+//
 // Delegates authentication to Cassandra's configured IAuthenticator
 CassandraLogin {
   org.apache.cassandra.auth.CassandraLoginModule REQUIRED;
diff --git a/conf/jvm-clients.options b/conf/jvm-clients.options
index edb3cf4b07..761003d870 100644
--- a/conf/jvm-clients.options
+++ b/conf/jvm-clients.options
@@ -1,3 +1,21 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ###########################################################################
 #                         jvm-clients.options                             #
 #                                                                         #
diff --git a/conf/jvm-server.options b/conf/jvm-server.options
index 5bd08a4d4d..88650bcb4d 100644
--- a/conf/jvm-server.options
+++ b/conf/jvm-server.options
@@ -1,3 +1,21 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ###########################################################################
 #                         jvm-server.options                              #
 #                                                                         #
diff --git a/conf/jvm11-clients.options b/conf/jvm11-clients.options
index c88b7abebc..aeca2c3f50 100644
--- a/conf/jvm11-clients.options
+++ b/conf/jvm11-clients.options
@@ -1,3 +1,21 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ###########################################################################
 #                         jvm11-clients.options                           #
 #                                                                         #
diff --git a/conf/jvm11-server.options b/conf/jvm11-server.options
index 3a7278b69f..f71f6287ff 100644
--- a/conf/jvm11-server.options
+++ b/conf/jvm11-server.options
@@ -1,3 +1,21 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ###########################################################################
 #                         jvm11-server.options                            #
 #                                                                         #
diff --git a/debian/cassandra.conf b/debian/cassandra.conf
index 72ede9ed0b..6e3eefb59b 100644
--- a/debian/cassandra.conf
+++ b/debian/cassandra.conf
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 # Provided by the cassandra package
 cassandra  -  memlock  unlimited
 cassandra  -  nofile   100000
diff --git a/debian/cassandra.postinst b/debian/cassandra.postinst
index 95882e3ae2..0eeee5dd4c 100644
--- a/debian/cassandra.postinst
+++ b/debian/cassandra.postinst
@@ -1,4 +1,23 @@
 #!/bin/sh
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
+
 # postinst script for cassandra
 
 set -e
diff --git a/debian/default b/debian/default
index 1b56a980fd..65d0926855 100644
--- a/debian/default
+++ b/debian/default
@@ -1,3 +1,21 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
+
 # NOTICE: See also /etc/cassandra/cassandra-env.sh
 
 # EXTRA_CLASSPATH provides the means to extend Cassandra's classpath with
diff --git a/debian/init b/debian/init
index 79a9a52e94..f1ab06c4fb 100644
--- a/debian/init
+++ b/debian/init
@@ -1,4 +1,22 @@
 #! /bin/sh
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
+#
 ### BEGIN INIT INFO
 # Provides:          cassandra
 # Required-Start:    $remote_fs $network $named $time
diff --git a/debian/nodetool-completion b/debian/nodetool-completion
index 614f7ea99a..c17af0f525 100644
--- a/debian/nodetool-completion
+++ b/debian/nodetool-completion
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 have nodetool && have cqlsh &&
 {
 
diff --git a/debian/rules b/debian/rules
index 827e2e73ad..ac790971a2 100755
--- a/debian/rules
+++ b/debian/rules
@@ -1,5 +1,22 @@
 #!/usr/bin/make -f
-
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 # Uncomment to enable verbose mode.
 #export DH_VERBOSE=1
 
diff --git a/pylib/Dockerfile.ubuntu.py3 b/pylib/Dockerfile.ubuntu.py3
index 7bbb715218..dbf9cc916a 100644
--- a/pylib/Dockerfile.ubuntu.py3
+++ b/pylib/Dockerfile.ubuntu.py3
@@ -1,2 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
 FROM ubuntu:bionic
 RUN apt-get update && apt-get install -y python3-minimal && update-alternatives --install /usr/bin/python python /usr/bin/python3.6 1
diff --git a/pylib/Dockerfile.ubuntu.py37 b/pylib/Dockerfile.ubuntu.py37
index 7b0850826a..a12538409c 100644
--- a/pylib/Dockerfile.ubuntu.py37
+++ b/pylib/Dockerfile.ubuntu.py37
@@ -1,2 +1,13 @@
+# 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.
 FROM ubuntu:bionic
 RUN apt-get update && apt-get install -y python3.7-minimal && update-alternatives --install /usr/bin/python python /usr/bin/python3.7 1
diff --git a/pylib/Dockerfile.ubuntu.py38 b/pylib/Dockerfile.ubuntu.py38
index 74f9e3c4b4..9697baee35 100644
--- a/pylib/Dockerfile.ubuntu.py38
+++ b/pylib/Dockerfile.ubuntu.py38
@@ -1,2 +1,13 @@
+# 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.
 FROM ubuntu:bionic
 RUN apt-get update && apt-get install -y python3.8-minimal && update-alternatives --install /usr/bin/python python /usr/bin/python3.8 1
diff --git a/pylib/requirements.txt b/pylib/requirements.txt
index 379f6ae332..a5947a49fe 100644
--- a/pylib/requirements.txt
+++ b/pylib/requirements.txt
@@ -1,3 +1,22 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
+#
+
 -e git+https://github.com/datastax/python-driver.git@cassandra-test#egg=cassandra-driver
 # Used ccm version is tracked by cassandra-test branch in ccm repo. Please create a PR there for fixes or upgrades to new releases.
 -e git+https://github.com/riptano/ccm.git@cassandra-test#egg=ccm
diff --git a/redhat/cassandra b/redhat/cassandra
index 77622b6258..3bd2ca614b 100644
--- a/redhat/cassandra
+++ b/redhat/cassandra
@@ -1,5 +1,22 @@
 #!/bin/bash
 #
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 # /etc/init.d/cassandra
 #
 # Startup script for Cassandra
diff --git a/redhat/cassandra.conf b/redhat/cassandra.conf
index a5aebe103a..be0d37984c 100644
--- a/redhat/cassandra.conf
+++ b/redhat/cassandra.conf
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 cassandra - memlock unlimited
 cassandra - nofile 100000
 cassandra - nproc 32768
diff --git a/redhat/default b/redhat/default
index 1b56a980fd..4396aa9637 100644
--- a/redhat/default
+++ b/redhat/default
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 # NOTICE: See also /etc/cassandra/cassandra-env.sh
 
 # EXTRA_CLASSPATH provides the means to extend Cassandra's classpath with
diff --git a/src/resources/META-INF/services/org.apache.cassandra.io.sstable.format.SSTableFormat$Factory b/src/resources/META-INF/services/org.apache.cassandra.io.sstable.format.SSTableFormat$Factory
index 79037c5f1a..e227edcdbe 100644
--- a/src/resources/META-INF/services/org.apache.cassandra.io.sstable.format.SSTableFormat$Factory
+++ b/src/resources/META-INF/services/org.apache.cassandra.io.sstable.format.SSTableFormat$Factory
@@ -1,2 +1,19 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 org.apache.cassandra.io.sstable.format.big.BigFormat$BigFormatFactory
 org.apache.cassandra.io.sstable.format.bti.BtiFormat$BtiFormatFactory
diff --git a/src/resources/org/apache/cassandra/cql3/functions/JavaSourceUDF.txt b/src/resources/org/apache/cassandra/cql3/functions/JavaSourceUDF.txt
index c528a8c2b4..33c3d8e456 100644
--- a/src/resources/org/apache/cassandra/cql3/functions/JavaSourceUDF.txt
+++ b/src/resources/org/apache/cassandra/cql3/functions/JavaSourceUDF.txt
@@ -1,3 +1,20 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+**/
+
 package #package_name#;
 
 import java.nio.ByteBuffer;
diff --git a/test/conf/harry-generic.yaml b/test/conf/harry-generic.yaml
index e4bfbabc79..a0a34bbb30 100644
--- a/test/conf/harry-generic.yaml
+++ b/test/conf/harry-generic.yaml
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 seed: 1
 
 # Default schema provider generates random schema
diff --git a/test/data/config/version=3.0.0-alpha1.yml b/test/data/config/version=3.0.0-alpha1.yml
index 3533e91d95..febb81d0d1 100644
--- a/test/data/config/version=3.0.0-alpha1.yml
+++ b/test/data/config/version=3.0.0-alpha1.yml
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ---
 trickle_fsync: "java.lang.Boolean"
 rpc_listen_backlog: "java.lang.Integer"
diff --git a/test/data/config/version=3.11.0.yml b/test/data/config/version=3.11.0.yml
index 9492cbfa7b..52b7f94cd1 100644
--- a/test/data/config/version=3.11.0.yml
+++ b/test/data/config/version=3.11.0.yml
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ---
 trickle_fsync: "java.lang.Boolean"
 rpc_listen_backlog: "java.lang.Integer"
diff --git a/test/data/config/version=4.0-alpha1.yml b/test/data/config/version=4.0-alpha1.yml
index 70fdf76a5a..872f1ec7df 100644
--- a/test/data/config/version=4.0-alpha1.yml
+++ b/test/data/config/version=4.0-alpha1.yml
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ---
 repaired_data_tracking_for_range_reads_enabled: "java.lang.Boolean"
 block_for_peers_timeout_in_secs: "java.lang.Integer"
diff --git a/test/data/config/version=4.1-alpha1.yml b/test/data/config/version=4.1-alpha1.yml
index 1b53159afc..6351ab4619 100644
--- a/test/data/config/version=4.1-alpha1.yml
+++ b/test/data/config/version=4.1-alpha1.yml
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ---
 columns_per_table_warn_threshold: "java.lang.Integer"
 repaired_data_tracking_for_range_reads_enabled: "java.lang.Boolean"
diff --git a/test/data/config/version=5.0-alpha1.yml b/test/data/config/version=5.0-alpha1.yml
index 106572710e..21630a19d2 100644
--- a/test/data/config/version=5.0-alpha1.yml
+++ b/test/data/config/version=5.0-alpha1.yml
@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+#
+#
 ---
 columns_per_table_warn_threshold: "java.lang.Integer"
 repaired_data_tracking_for_range_reads_enabled: "java.lang.Boolean"