diff --git a/source/java/org/alfresco/repo/security/authority/AuthorityServiceImpl.java b/source/java/org/alfresco/repo/security/authority/AuthorityServiceImpl.java
index 9f20145637..34a3033da1 100644
--- a/source/java/org/alfresco/repo/security/authority/AuthorityServiceImpl.java
+++ b/source/java/org/alfresco/repo/security/authority/AuthorityServiceImpl.java
@@ -606,13 +606,7 @@ public class AuthorityServiceImpl implements AuthorityService, InitializingBean
     {
         checkTypeIsMutable(type);
         String name = getName(type, shortName);
-
-        //MNT-9794 fix. If authority with 'name' doesn't exist it will be created
-        if (!authorityDAO.authorityExists(name))
-        {
-            authorityDAO.createAuthority(name, authorityDisplayName, authorityZones);
-        }
-
+        authorityDAO.createAuthority(name, authorityDisplayName, authorityZones);
         return name;
     }
     
diff --git a/source/test-java/org/alfresco/repo/security/authority/AuthorityServiceTest.java b/source/test-java/org/alfresco/repo/security/authority/AuthorityServiceTest.java
index b33fa9172b..b23ee87f58 100644
--- a/source/test-java/org/alfresco/repo/security/authority/AuthorityServiceTest.java
+++ b/source/test-java/org/alfresco/repo/security/authority/AuthorityServiceTest.java
@@ -591,34 +591,6 @@ public class AuthorityServiceTest extends TestCase
         pubAuthorityService.deleteAuthority(auth1);
         assertEquals(0, getAllAuthorities(AuthorityType.ROLE).size());
         assertEquals(0, pubAuthorityService.getAllRootAuthorities(AuthorityType.ROLE).size());
-
-        // Testing MNT-9794 fix.  Creates authority 'DUPLICATEDGROUP' twice. Only one authority with such name should be created.
-        String dublicatedAuthorityShortName = "DUPLICATEDGROUP";
-        AuthorityType dublicatedAuthorityType = AuthorityType.GROUP;
-
-        //Creates authority twice with duplicated name
-        pubAuthorityService.createAuthority(dublicatedAuthorityType, dublicatedAuthorityShortName);
-        pubAuthorityService.createAuthority(dublicatedAuthorityType, dublicatedAuthorityShortName);
-
-        List<String> duplicatedGroupAuthorities = getAuthorityByTypeAndShortName(dublicatedAuthorityType, dublicatedAuthorityShortName);
-
-        //Only one authority should be created with duplicated name
-        assertEquals(1, duplicatedGroupAuthorities.size());
-
-        pubAuthorityService.deleteAuthority("GROUP_DUPLICATEDGROUP");
-        List<String> duplicatedAuthoritiesAfterDelete = getAuthorityByTypeAndShortName(dublicatedAuthorityType, dublicatedAuthorityShortName);
-        assertEquals(0, duplicatedAuthoritiesAfterDelete.size());
-    }
-
-    /**
-     * Returns the list of authorities according the authority type and authority short name
-     * @param type authority type
-     * @param shortName authority short name
-     * @return List of String authorities
-     */
-    private List<String> getAuthorityByTypeAndShortName(AuthorityType type, String shortName)
-    {
-        return  pubAuthorityService.getAuthorities(type, null, shortName, false, true, new PagingRequest(0, Integer.MAX_VALUE, null)).getPage();
     }
 
     private void checkAuthorityCollectionSize(int expected, List<String> actual, AuthorityType type)