diff --git a/config/alfresco/model/permissionDefinitions.xml b/config/alfresco/model/permissionDefinitions.xml
index 72e0226d8a..b6e956cba3 100644
--- a/config/alfresco/model/permissionDefinitions.xml
+++ b/config/alfresco/model/permissionDefinitions.xml
@@ -406,49 +406,49 @@
    <!-- Permissions specific to avm website folder -->
    <!-- ========================================== -->
    
-   <permissionSet type="wcm:avmfolder" expose="selected">                                       
+   <permissionSet type="wcm:avmfolder" expose="selected">                                       -->
       <permissionGroup name="ContentManager" extends="true" expose="true" />
       <permissionGroup name="ContentPublisher" extends="true" expose="true" />
       <permissionGroup name="ContentContributor" extends="true" expose="true" />
       <permissionGroup name="ContentReviewer" extends="true" expose="true" />
    </permissionSet>
     
-   <permissionSet type="wcm:avmplainfolder" expose="selected">                                       
+   <permissionSet type="wcm:avmplainfolder" expose="selected">                                       -->
       <permissionGroup name="ContentManager" extends="true" expose="true" />
       <permissionGroup name="ContentPublisher" extends="true" expose="true" />
       <permissionGroup name="ContentContributor" extends="true" expose="true" />
       <permissionGroup name="ContentReviewer" extends="true" expose="true" />
    </permissionSet>
     
-   <permissionSet type="wcm:avmlayeredfolder" expose="selected">                                       
+   <permissionSet type="wcm:avmlayeredfolder" expose="selected">                                       -->
       <permissionGroup name="ContentManager" extends="true" expose="true" />
       <permissionGroup name="ContentPublisher" extends="true" expose="true" />
       <permissionGroup name="ContentContributor" extends="true" expose="true" />
       <permissionGroup name="ContentReviewer" extends="true" expose="true" />
    </permissionSet>
     
-   <permissionSet type="wcm:avmcontent" expose="selected">                                       
+   <permissionSet type="wcm:avmcontent" expose="selected">                                       -->
       <permissionGroup name="ContentManager" extends="true" expose="true" />
       <permissionGroup name="ContentPublisher" extends="true" expose="true" />
       <permissionGroup name="ContentContributor" extends="true" expose="true" />
       <permissionGroup name="ContentReviewer" extends="true" expose="true" />
    </permissionSet>
     
-   <permissionSet type="wcm:avmplaincontent" expose="selected">                                       
+   <permissionSet type="wcm:avmplaincontent" expose="selected">                                       -->
       <permissionGroup name="ContentManager" extends="true" expose="true" />
       <permissionGroup name="ContentPublisher" extends="true" expose="true" />
       <permissionGroup name="ContentContributor" extends="true" expose="true" />
       <permissionGroup name="ContentReviewer" extends="true" expose="true" />
    </permissionSet>
     
-   <permissionSet type="wcm:avmlayeredcontent" expose="selected">                                       
+   <permissionSet type="wcm:avmlayeredcontent" expose="selected">                                       -->
       <permissionGroup name="ContentManager" extends="true" expose="true" />
       <permissionGroup name="ContentPublisher" extends="true" expose="true" />
       <permissionGroup name="ContentContributor" extends="true" expose="true" />
       <permissionGroup name="ContentReviewer" extends="true" expose="true" />
    </permissionSet>
     
-   <permissionSet type="wca:webfolder" expose="selected">                                           
+   <permissionSet type="wca:webfolder" expose="selected">                                           -->
       <permissionGroup name="ContentManager" extends="true" expose="true" />
       <permissionGroup name="ContentPublisher" extends="true" expose="true" />
       <permissionGroup name="ContentContributor" extends="true" expose="true" />
diff --git a/config/alfresco/public-services-security-context.xml b/config/alfresco/public-services-security-context.xml
index c48ef6c53f..28f3553a6f 100644
--- a/config/alfresco/public-services-security-context.xml
+++ b/config/alfresco/public-services-security-context.xml
@@ -22,9 +22,6 @@
         <property name="model">
             <value>alfresco/model/permissionDefinitions.xml</value>
         </property>
-        <property name="dtdSchema">
-            <value>alfresco/model/permissionSchema.dtd</value>
-        </property>
         <property name="nodeService">
             <ref bean="nodeService" />
         </property>
diff --git a/source/java/org/alfresco/repo/security/permissions/impl/model/PermissionModel.java b/source/java/org/alfresco/repo/security/permissions/impl/model/PermissionModel.java
index 56eb9bbe04..48bb02cc40 100644
--- a/source/java/org/alfresco/repo/security/permissions/impl/model/PermissionModel.java
+++ b/source/java/org/alfresco/repo/security/permissions/impl/model/PermissionModel.java
@@ -18,11 +18,8 @@
  */
 package org.alfresco.repo.security.permissions.impl.model;
 
-import java.io.File;
-import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URL;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.EnumMap;
@@ -53,15 +50,11 @@ import org.alfresco.service.namespace.DynamicNamespacePrefixResolver;
 import org.alfresco.service.namespace.NamespaceService;
 import org.alfresco.service.namespace.QName;
 import org.alfresco.util.Pair;
-import org.alfresco.util.TempFileProvider;
 import org.dom4j.Attribute;
 import org.dom4j.Document;
 import org.dom4j.DocumentException;
-import org.dom4j.DocumentType;
 import org.dom4j.Element;
 import org.dom4j.io.SAXReader;
-import org.dom4j.tree.DefaultDocumentType;
-import org.springframework.util.FileCopyUtils;
 
 /**
  * The implementation of the model DAO Reads and stores the top level model information Encapsulates access to this
@@ -100,8 +93,6 @@ public class PermissionModel implements ModelDAO
     // Instance variables
 
     private String model;
-    private String dtdSchema;
-    private boolean validate = true;
 
     /*
      * (non-Javadoc)
@@ -1151,26 +1142,6 @@ public class PermissionModel implements ModelDAO
         this.model = model;
     }
 
-    /**
-     * Set the dtd schema that is used to validate permission model
-     * 
-     * @param dtdSchema
-     */
-    public void setDtdSchema(String dtdSchema)
-    {
-        this.dtdSchema = dtdSchema;
-    }
-    
-    /**
-     * Indicates whether model should be validated on initialization against specified dtd
-     * 
-     * @param validate
-     */
-    public void setValidate(boolean validate)
-    {
-        this.validate = validate;
-    }
-
     /**
      * Set the dictionary service
      * 
@@ -1290,7 +1261,6 @@ public class PermissionModel implements ModelDAO
     private Document createDocument(String model)
     {
         InputStream is = this.getClass().getClassLoader().getResourceAsStream(model);
-        URL dtdSchemaUrl = this.getClass().getClassLoader().getResource(dtdSchema); 
         if (is == null)
         {
             throw new PermissionModelException("File not found: " + model);
@@ -1298,63 +1268,21 @@ public class PermissionModel implements ModelDAO
         SAXReader reader = new SAXReader();
         try
         {
-            if (validate)
-            {
-                if (dtdSchemaUrl != null)
-                {
-                    is = processModelDocType(is, dtdSchemaUrl.toString());
-                    reader.setValidation(true);
-                }
-                else
-                {
-                    throw new PermissionModelException("Couldn't obtain DTD schema to validate permission model.");
-                }
-            }
-            
             Document document = reader.read(is);
             is.close();
             return document;
         }
         catch (DocumentException e)
         {
-            throw new PermissionModelException("Failed to create permission model document: " + model, e);
+            throw new PermissionModelException("Failed to create permission model document ", e);
         }
         catch (IOException e)
         {
-            throw new PermissionModelException("Failed to close permission model document: " + model, e);
+            throw new PermissionModelException("Failed to close permission model document ", e);
         }
 
     }
 
-    /*
-     * Replace or add correct DOCTYPE to the xml to allow validation against dtd
-     */
-    private InputStream processModelDocType(InputStream is, String dtdSchemaUrl) throws DocumentException, IOException
-    {
-        SAXReader reader = new SAXReader();
-        // read document without validation
-        Document doc = reader.read(is);
-        DocumentType docType = doc.getDocType();
-        if (docType != null)
-        {
-            // replace DOCTYPE setting the full path to the xsd
-            docType.setSystemID(dtdSchemaUrl);
-        }
-        else
-        {
-            // add the DOCTYPE
-            docType = new DefaultDocumentType(doc.getRootElement().getName(), dtdSchemaUrl);
-            doc.setDocType(docType);
-        }
-
-        File tempFile = TempFileProvider.createTempFile("permissionModel-", ".tmp");
-
-        // copy the modified permission model to the temp file
-        FileCopyUtils.copy(doc.asXML().getBytes(), tempFile);
-
-        return new FileInputStream(tempFile);
-    }
-
     /**
      * Set the default access status
      *