diff --git a/builder/pom.xml b/builder/pom.xml
index 50774c2..6d40d2f 100644
--- a/builder/pom.xml
+++ b/builder/pom.xml
@@ -18,8 +18,14 @@
     <description>Builder for the Kemitix Checkstyle Ruleset</description>
 
     <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.checkstyle.plugin.version>2.17</maven.checkstyle.plugin.version>
+        <checkstyle.version>7.3</checkstyle.version>
+        <sevntu-checkstyle-maven-plugin.version>1.22.0</sevntu-checkstyle-maven-plugin.version>
+        <kemitix-checkstyle-ruleset.version>2.0.0-SNAPSHOT</kemitix-checkstyle-ruleset.version>
+        <kemitix-checkstyle-ruleset.level>1-layout</kemitix-checkstyle-ruleset.level>
     </properties>
 
     <dependencyManagement>
@@ -64,4 +70,58 @@
             <version>${mapstream.version}</version>
         </dependency>
     </dependencies>
+    <build>
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-checkstyle-plugin</artifactId>
+                    <version>${maven.checkstyle.plugin.version}</version>
+                    <dependencies>
+                        <dependency>
+                            <groupId>com.puppycrawl.tools</groupId>
+                            <artifactId>checkstyle</artifactId>
+                            <version>${checkstyle.version}</version>
+                        </dependency>
+                        <dependency>
+                            <groupId>com.github.sevntu.checkstyle</groupId>
+                            <artifactId>sevntu-checkstyle-maven-plugin</artifactId>
+                            <version>${sevntu-checkstyle-maven-plugin.version}</version>
+                        </dependency>
+                        <dependency>
+                            <groupId>net.kemitix</groupId>
+                            <artifactId>kemitix-checkstyle-ruleset</artifactId>
+                            <version>${kemitix-checkstyle-ruleset.version}</version>
+                        </dependency>
+                    </dependencies>
+                    <configuration>
+                        <configLocation>net/kemitix/checkstyle-${kemitix-checkstyle-ruleset.level}.xml</configLocation>
+                    </configuration>
+                </plugin><!-- maven-checkstyle-plugin -->
+            </plugins>
+        </pluginManagement>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-checkstyle-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>validate</id>
+                        <phase>validate</phase>
+                        <goals>
+                            <goal>check</goal>
+                            <goal>checkstyle</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin><!-- maven-checkstyle-plugin -->
+        </plugins>
+    </build>
+    <pluginRepositories>
+        <pluginRepository>
+            <id>sevntu-maven</id>
+            <name>sevntu-maven</name>
+            <url>http://sevntu-checkstyle.github.io/sevntu.checkstyle/maven2</url>
+        </pluginRepository>
+    </pluginRepositories>
 </project>
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleRulesetBuilderApplication.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleRulesetBuilderApplication.java
index aa920e6..6fd5658 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleRulesetBuilderApplication.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleRulesetBuilderApplication.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import org.springframework.boot.SpringApplication;
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultReadmeIndexBuilder.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultReadmeIndexBuilder.java
index 1c018f6..7c5c0e6 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultReadmeIndexBuilder.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultReadmeIndexBuilder.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import lombok.RequiredArgsConstructor;
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultRuleReadmeLoader.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultRuleReadmeLoader.java
index 00dd99a..5787fa9 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultRuleReadmeLoader.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/DefaultRuleReadmeLoader.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import lombok.RequiredArgsConstructor;
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/OutputProperties.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/OutputProperties.java
index 23b2f29..6f21e89 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/OutputProperties.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/OutputProperties.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import lombok.Getter;
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeIndexBuilder.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeIndexBuilder.java
index 004cccd..9d5fdeb 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeIndexBuilder.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeIndexBuilder.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 /**
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeWriter.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeWriter.java
index 673f313..d33563a 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeWriter.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/ReadmeWriter.java
@@ -64,11 +64,10 @@ class ReadmeWriter implements CommandLineRunner {
         final String enabledSevntu = readmeRules(this::isEnabledSevntuRule);
         final String disabledCheckstyle = readmeRules(this::isDisabledCheckstyleRule);
         final String disabledSevntu = readmeRules(this::isDisabledSevntuRule);
-        final byte[] readme =
-                String.format(readmeTemplate, indexBuilder.build(), enabledCheckstyle, enabledSevntu, disabledCheckstyle,
-                              disabledSevntu
-                             )
-                      .getBytes(StandardCharsets.UTF_8);
+        final byte[] readme = String.format(readmeTemplate, indexBuilder.build(), enabledCheckstyle, enabledSevntu,
+                                            disabledCheckstyle, disabledSevntu
+                                           )
+                                    .getBytes(StandardCharsets.UTF_8);
         Files.write(outputProperties.getReadme(), readme, StandardOpenOption.TRUNCATE_EXISTING);
     }
 
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/Rule.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/Rule.java
index 7b14d8c..59e9e16 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/Rule.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/Rule.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import lombok.Getter;
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleLevel.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleLevel.java
index b89a260..9a94d4b 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleLevel.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleLevel.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 /**
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleParent.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleParent.java
index 2928268..608dcea 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleParent.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleParent.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 /**
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleReadmeLoader.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleReadmeLoader.java
index 85dd161..9e99f90 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleReadmeLoader.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleReadmeLoader.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import java.util.stream.Stream;
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleSource.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleSource.java
index f168ea9..68f4b4b 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleSource.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RuleSource.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 /**
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RulesProperties.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RulesProperties.java
index 1e17e36..b5adf8a 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RulesProperties.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/RulesProperties.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import lombok.Getter;
diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/TemplateProperties.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/TemplateProperties.java
index 259d759..f68e291 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/TemplateProperties.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/TemplateProperties.java
@@ -1,3 +1,27 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Paul Campbell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
 package net.kemitix.checkstyle.ruleset.builder;
 
 import lombok.Getter;