Index: lucene/common-build.xml
===================================================================
--- lucene/common-build.xml	(revision 1492547)
+++ lucene/common-build.xml	(working copy)
@@ -255,6 +255,8 @@
 
   <!-- a reasonable default exclusion set, can be overridden for special cases -->
   <property name="rat.excludes" value="**/TODO,**/*.txt,**/*.iml"/>
+  <!-- This pattern can be defined to add additional files for checks, relative to module's home dir -->
+  <property name="rat.additional-includes" value=""/>
 
   <propertyset id="uptodate.and.compiled.properties" dynamic="true">
     <propertyref regex=".*\.uptodate$$"/>
@@ -1515,7 +1517,6 @@
 
   <target name="rat-sources" depends="rat-sources-typedef"
 	  description="runs the tasks over source and test files">
-    <sequential>
     <!-- create a temp file for the log to go to -->
     <tempfile property="rat.sources.logfile"
               prefix="rat"
@@ -1523,6 +1524,7 @@
     <!-- run rat, going to the file -->
     <rat:report xmlns:rat="antlib:org.apache.rat.anttasks" 
                 reportFile="${rat.sources.logfile}">
+      <fileset dir="." includes="*.xml ${rat.additional-includes}"/>
       <fileset dir="${src.dir}" excludes="${rat.excludes}"/>
       <fileset dir="${tests.src.dir}" excludes="${rat.excludes}" erroronmissingdir="false"/>
       <!-- some modules have a src/tools/[java,test] -->
@@ -1594,7 +1596,6 @@
         <available file="${rat.sources.logfile}"/>
       </condition>
     </fail>
-    </sequential>
   </target>
 
   <!--+
Index: lucene/join/build.xml
===================================================================
--- lucene/join/build.xml	(revision 1492547)
+++ lucene/join/build.xml	(working copy)
@@ -1,4 +1,22 @@
 <?xml version="1.0"?>
+<!--
+   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.
+-->
 <project name="join" default="default">
   <description>
     Index-time and Query-time joins for normalized content
Index: lucene/spatial/build.xml
===================================================================
--- lucene/spatial/build.xml	(revision 1492547)
+++ lucene/spatial/build.xml	(working copy)
@@ -1,4 +1,22 @@
 <?xml version="1.0"?>
+<!--
+   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.
+-->
 <project name="spatial" default="default">
   <description>
     Geospatial search
Index: lucene/tools/build.xml
===================================================================
--- lucene/tools/build.xml	(revision 1492547)
+++ lucene/tools/build.xml	(working copy)
@@ -21,6 +21,7 @@
   <description>Lucene Tools</description>
 
   <property name="build.dir" location="../build/tools"/>
+  <property name="rat.additional-includes" value="forbiddenApis/**"/>
 
   <import file="../common-build.xml"/>
 
Index: lucene/tools/custom-tasks.xml
===================================================================
--- lucene/tools/custom-tasks.xml	(revision 1492547)
+++ lucene/tools/custom-tasks.xml	(working copy)
@@ -1,4 +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.
+-->
 <project name="custom-tasks">
   <description>
     This file is designed for importing into a main build file, and not intended