diff --git a/call-lib.php b/call-lib.php
index 641b744..c9181f9 100644
--- a/call-lib.php
+++ b/call-lib.php
@@ -1,4 +1,30 @@
 <?php
+/*    Copyright (c) 2010 Zuora, Inc.
+ *
+ *   Permission is hereby granted, free of charge, to any person obtaining a copy of 
+ *   this software and associated documentation files (the "Software"), to use copy, 
+ *   modify, merge, publish the Software and to distribute, and sublicense copies of 
+ *   the Software, provided no fee is charged for the Software.  In addition the
+ *   rights specified above are conditioned upon the following:
+ *
+ *   The above copyright notice and this permission notice shall be included in all
+ *   copies or substantial portions of the Software.
+ *
+ *   Zuora, Inc. or any other trademarks of Zuora, Inc.  may not be used to endorse
+ *   or promote products derived from this Software without specific prior written
+ *   permission from Zuora, Inc.
+ *
+ *   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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ *   ZUORA, INC. BE LIABLE FOR ANY DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES
+ *   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *   ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 //Globals
 $maxZObjectCount = 50;
 $defaultApiNamespace = "ns1";
diff --git a/index.php b/index.php
index 35687b6..9b7710d 100644
--- a/index.php
+++ b/index.php
@@ -1,4 +1,30 @@
 <?php
+/*    Copyright (c) 2010 Zuora, Inc.
+ *
+ *   Permission is hereby granted, free of charge, to any person obtaining a copy of 
+ *   this software and associated documentation files (the "Software"), to use copy, 
+ *   modify, merge, publish the Software and to distribute, and sublicense copies of 
+ *   the Software, provided no fee is charged for the Software.  In addition the
+ *   rights specified above are conditioned upon the following:
+ *
+ *   The above copyright notice and this permission notice shall be included in all
+ *   copies or substantial portions of the Software.
+ *
+ *   Zuora, Inc. or any other trademarks of Zuora, Inc.  may not be used to endorse
+ *   or promote products derived from this Software without specific prior written
+ *   permission from Zuora, Inc.
+ *
+ *   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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ *   ZUORA, INC. BE LIABLE FOR ANY DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES
+ *   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *   ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 include("call-lib.php");
 
 $DEFAULT_WSDL = 'zuora-27.0-sandbox-AllOptions.wsdl';
diff --git a/readme.txt b/readme.txt
index a54ec5e..a8ed5da 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,3 +1,29 @@
+/*    Copyright (c) 2010 Zuora, Inc.
+ *
+ *   Permission is hereby granted, free of charge, to any person obtaining a copy of 
+ *   this software and associated documentation files (the "Software"), to use copy, 
+ *   modify, merge, publish the Software and to distribute, and sublicense copies of 
+ *   the Software, provided no fee is charged for the Software.  In addition the
+ *   rights specified above are conditioned upon the following:
+ *
+ *   The above copyright notice and this permission notice shall be included in all
+ *   copies or substantial portions of the Software.
+ *
+ *   Zuora, Inc. or any other trademarks of Zuora, Inc.  may not be used to endorse
+ *   or promote products derived from this Software without specific prior written
+ *   permission from Zuora, Inc.
+ *
+ *   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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ *   ZUORA, INC. BE LIABLE FOR ANY DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES
+ *   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *   ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 Zuora PHP Toolkit
 
 INTRODUCTION