diff --git a/controls/permission/OrgManager.sol b/controls/permission/OrgManager.sol
index 69007ddf8..b427fd5a1 100644
--- a/controls/permission/OrgManager.sol
+++ b/controls/permission/OrgManager.sol
@@ -11,7 +11,11 @@ contract OrgManager {
     struct OrgDetails {
         string orgId;
         uint status;
+        string parentId;
+        uint pindex;
+        uint level;
     }
+
     OrgDetails [] private orgList;
     mapping(bytes32 => uint) private OrgIndex;
     uint private orgNum = 0;
@@ -51,16 +55,32 @@ contract OrgManager {
     function addAdminOrg(string calldata _orgId) external
     onlyImpl
     {
-        addNewOrg(_orgId, 2);
+        addNewOrg("", _orgId, 1, 2);
         emit OrgApproved(_orgId);
     }
 
-    function addNewOrg(string memory _orgId, uint _status) internal
+    function addNewOrg(string memory _pOrg, string memory _orgId, uint _level, uint _status) internal
     {
+        bytes32 pid = "";
+        bytes32 oid = "";
+        if (_level == 1) {//root
+            oid = keccak256(abi.encodePacked(_orgId));
+        } else {
+            pid = keccak256(abi.encodePacked(_pOrg));
+            oid = keccak256(abi.encodePacked(_pOrg, ".", _orgId));
+        }
         orgNum++;
-        OrgIndex[keccak256(abi.encodePacked(_orgId))] = orgNum;
+        OrgIndex[oid] = orgNum;
         uint id = orgList.length++;
+        if (_level == 1) {
+            orgList[id].level = _level;
+            orgList[id].pindex = 0;
+        } else {
+            orgList[id].level = orgList[OrgIndex[pid]-1].level + 1;
+            orgList[id].pindex = OrgIndex[pid];
+        }
         orgList[id].orgId = _orgId;
+        orgList[id].parentId = _pOrg;
         orgList[id].status = _status;
     }
 
@@ -86,7 +106,16 @@ contract OrgManager {
     onlyImpl
     orgNotExists(_orgId)
     {
-        addNewOrg(_orgId, 1);
+        addNewOrg("", _orgId, 1, 1);
+        emit OrgPendingApproval(_orgId, 1);
+    }
+
+    // function for adding a new master org
+    function addSubOrg(string calldata _pOrg, string calldata _orgId) external
+    onlyImpl
+    orgNotExists(string(abi.encodePacked(_pOrg, ".", _orgId)))
+    {
+        addNewOrg(_pOrg, _orgId, 2, 1);
         emit OrgPendingApproval(_orgId, 1);
     }
 
@@ -95,7 +124,7 @@ contract OrgManager {
     orgExists(_orgId)
     returns (uint)
     {
-        require ((_status == 3 || _status == 5), "Operation not allowed");
+        require((_status == 3 || _status == 5), "Operation not allowed");
         uint reqStatus;
         uint pendingOp;
         if (_status == 3) {
@@ -183,9 +212,15 @@ contract OrgManager {
         return (!(OrgIndex[keccak256(abi.encodePacked(_orgId))] == 0));
     }
 
-    // returns org and master org details based on org index
-    function getOrgInfo(uint _orgIndex) external view returns (string memory, uint)
+    // function to check if morg exists
+    function checkNodeExists(string memory _pOrg, string memory _orgId) public view returns (bool)
     {
-        return (orgList[_orgIndex].orgId, orgList[_orgIndex].status);
+        return (!(OrgIndex[keccak256(abi.encodePacked(_pOrg, _orgId))] == 0));
+    }
+
+    // returns org and master org details based on org index
+    function getOrgInfo(uint _orgIndex) external view returns (string memory, uint, uint, string memory, uint)
+    {
+        return (orgList[_orgIndex].parentId, orgList[_orgIndex].pindex,orgList[_orgIndex].level, orgList[_orgIndex].orgId, orgList[_orgIndex].status);
     }
 }
diff --git a/controls/permission/PermissionsImplementation.sol b/controls/permission/PermissionsImplementation.sol
index 2fe34dbf1..4ab883e57 100644
--- a/controls/permission/PermissionsImplementation.sol
+++ b/controls/permission/PermissionsImplementation.sol
@@ -44,7 +44,7 @@ contract PermissionsImplementation {
     }
 
     modifier orgAdmin(address _account, string memory _orgId) {
-        require(isOrgAdmin(_account, _orgId) == true, "Not an org admin");
+        //require(isOrgAdmin(_account, _orgId) == true, "Not an org admin");
         _;
     }
 
@@ -53,6 +53,7 @@ contract PermissionsImplementation {
         _;
     }
 
+
     modifier orgExists(string memory _orgId) {
         require(checkOrgExists(_orgId) == true, "Org does not exists");
         _;
@@ -118,7 +119,7 @@ contract PermissionsImplementation {
         return networkBoot;
     }
 
-//    Get network boot status
+    //    Get network boot status
     function getNetworkBootStatus() external view
     returns (bool)
     {
@@ -126,10 +127,9 @@ contract PermissionsImplementation {
     }
 
     // function for adding a new master org
-    function addOrg(string calldata _orgId, string calldata _enodeId, address _caller) external
+    function addOrg(string calldata _orgId, string calldata _enodeId,  address _caller) external
     onlyProxy
     networkBootStatus(true)
-    orgNotExists(_orgId)
     networkAdmin(_caller)
     {
         voter.addVotingItem(adminOrg, _orgId, _enodeId, address(0), 1);
@@ -137,6 +137,19 @@ contract PermissionsImplementation {
         nodes.addNode(_enodeId, _orgId);
     }
 
+    // function for adding a new master org
+    function addSubOrg(string calldata _pOrg, string calldata _orgId, string calldata _enodeId,  address _caller) external
+    onlyProxy
+    networkBootStatus(true)
+    orgExists(_pOrg)
+    networkAdmin(_caller)
+    {
+        string memory pid = string(abi.encodePacked(_pOrg, ".", _orgId));
+        voter.addVotingItem(adminOrg, pid, _enodeId, address(0), 1);
+        org.addSubOrg(_pOrg, _orgId);
+        nodes.addNode(_enodeId, pid);
+    }
+
     function approveOrg(string calldata _orgId, string calldata _enodeId, address _caller) external
     onlyProxy
     networkAdmin(_caller)
@@ -149,6 +162,19 @@ contract PermissionsImplementation {
         }
     }
 
+    function approveSubOrg(string calldata _pOrg, string calldata _orgId, string calldata _enodeId, address _caller) external
+    onlyProxy
+    networkAdmin(_caller)
+    {
+        string memory pid = string(abi.encodePacked(_pOrg, ".", _orgId));
+        require(checkOrgStatus(pid, 1) == true, "Nothing to approve");
+        if ((processVote(adminOrg, _caller, 1))) {
+            org.approveOrg(pid);
+            roles.addRole(orgAdminRole, pid, fullAccess, true);
+            nodes.approveNode(_enodeId, pid);
+        }
+    }
+
     function updateOrgStatus(string calldata _orgId, uint _status, address _caller) external
     onlyProxy
     orgExists(_orgId)
@@ -164,7 +190,7 @@ contract PermissionsImplementation {
     orgExists(_orgId)
     networkAdmin(_caller)
     {
-        require ((_status == 3 || _status == 5), "Operation not allowed");
+        require((_status == 3 || _status == 5), "Operation not allowed");
         uint pendingOp;
         if (_status == 3) {
             pendingOp = 2;
@@ -179,14 +205,14 @@ contract PermissionsImplementation {
     }
     // returns org and master org details based on org index
     function getOrgInfo(uint _orgIndex) external view
-    returns (string memory, uint)
+    returns (string memory, uint, uint, string memory, uint)
 
     {
         return org.getOrgInfo(_orgIndex);
     }
 
     // Role related functions
-    function addNewRole(string calldata _roleId, string calldata _orgId, uint _access, bool _voter, address _caller) external
+    /*function addNewRole(string calldata _roleId, string calldata _orgId, uint _access, bool _voter, address _caller) external
     onlyProxy
     orgApproved(_orgId)
     orgAdmin(_caller, _orgId)
@@ -195,13 +221,13 @@ contract PermissionsImplementation {
         roles.addRole(_roleId, _orgId, _access, _voter);
     }
 
-    function removeRole(string calldata _roleId, string calldata _orgId,  address _caller) external
+    function removeRole(string calldata _roleId, string calldata _orgId, address _caller) external
     onlyProxy
     orgApproved(_orgId)
     orgAdmin(_caller, _orgId)
     {
         roles.removeRole(_roleId, _orgId);
-    }
+    }*/
 
     function getRoleDetails(string calldata _roleId, string calldata _orgId) external view
     returns (string memory, string memory, uint, bool, bool)
@@ -259,18 +285,18 @@ contract PermissionsImplementation {
     }
 
 
-    function assignAccountRole(address _acct, string memory _orgId, string memory _roleId, address _caller) public
+/*    function assignAccountRole(address _acct, string memory _orgId, string memory _roleId, address _caller) public
     onlyProxy
     orgAdmin(_caller, _orgId)
     orgApproved(_orgId)
     {
-//        // check if the account is part of another org. If yes then op cannot be done
+        //        // check if the account is part of another org. If yes then op cannot be done
         require(validateAccount(_acct, _orgId) == true, "Operation cannot be performed");
-//        // check if role is existing for the org. if yes the op can be done
+        //        // check if role is existing for the org. if yes the op can be done
         require(roleExists(_roleId, _orgId) == true, "role does not exists");
         bool newRoleVoter = isVoterRole(_roleId, _orgId);
-//        // check the role of the account. if the current role is voter and new role is also voter
-//        // voterlist change is not required. else voter list needs to be changed
+        //        // check the role of the account. if the current role is voter and new role is also voter
+        //        // voterlist change is not required. else voter list needs to be changed
         string memory acctRole = accounts.getAccountRole(_acct);
         if (keccak256(abi.encodePacked(acctRole)) == keccak256(abi.encodePacked("NONE"))) {
             //new account
@@ -293,7 +319,7 @@ contract PermissionsImplementation {
             }
         }
         accounts.assignAccountRole(_acct, _orgId, _roleId);
-    }
+    }*/
 
     function addNode(string calldata _orgId, string calldata _enodeId, address _caller) external
     onlyProxy
@@ -317,7 +343,7 @@ contract PermissionsImplementation {
         return (keccak256(abi.encodePacked(accounts.getAccountRole(_account))) == keccak256(abi.encodePacked(adminRole)));
     }
 
-    function isOrgAdmin(address _account, string memory _orgId) public view
+    /*function isOrgAdmin(address _account, string memory _orgId) public view
     returns (bool)
     {
         return (accounts.checkOrgAdmin(_account, _orgId));
@@ -327,7 +353,7 @@ contract PermissionsImplementation {
     returns (bool)
     {
         return (accounts.valAcctAccessChange(_account, _orgId));
-    }
+    }*/
 
     function checkOrgExists(string memory _orgId) internal view
     returns (bool)
@@ -335,6 +361,7 @@ contract PermissionsImplementation {
         return org.checkOrgExists(_orgId);
     }
 
+
     function checkOrgApproved(string memory _orgId) internal view
     returns (bool)
     {
@@ -346,6 +373,7 @@ contract PermissionsImplementation {
     {
         return org.checkOrgStatus(_orgId, _status);
     }
+
     function checkOrgAdminExists(string memory _orgId) internal view
     returns (bool)
     {
@@ -357,6 +385,7 @@ contract PermissionsImplementation {
     {
         return (roles.roleExists(_roleId, _orgId));
     }
+
     function isVoterRole(string memory _roleId, string memory _orgId) internal view
     returns (bool)
     {
@@ -379,11 +408,11 @@ contract PermissionsImplementation {
         }
     }
 
-    function getAccountDetails(address _acct) external view
+/*    function getAccountDetails(address _acct) external view
     returns (address, string memory, string memory, uint, bool)
     {
-        return  accounts.getAccountDetails(_acct);
-    }
+        return accounts.getAccountDetails(_acct);
+    }*/
 
     function updateNodeStatus(string calldata _orgId, string calldata _enodeId, uint _status, address _caller) external
     onlyProxy
diff --git a/controls/permission/PermissionsInterface.sol b/controls/permission/PermissionsInterface.sol
index c02c5bd3e..8439f45c1 100644
--- a/controls/permission/PermissionsInterface.sol
+++ b/controls/permission/PermissionsInterface.sol
@@ -70,11 +70,22 @@ contract PermissionsInterface {
         permImplementation.addOrg(_orgId, _enodeId, msg.sender);
     }
 
+    // function for adding a new master org
+    function addSubOrg(string calldata _pOrg, string calldata _orgId, string calldata _enodeId) external
+    {
+        permImplementation.addSubOrg(_pOrg, _orgId, _enodeId, msg.sender);
+    }
+
     function approveOrg(string calldata _orgId, string calldata _enodeId) external
     {
         permImplementation.approveOrg(_orgId, _enodeId, msg.sender);
     }
 
+    function approveSubOrg(string calldata _pOrg, string calldata _orgId, string calldata _enodeId) external
+    {
+        permImplementation.approveSubOrg(_pOrg, _orgId, _enodeId, msg.sender);
+    }
+
     function updateOrgStatus(string calldata _orgId, uint _status) external
     {
         permImplementation.updateOrgStatus(_orgId, _status, msg.sender);
@@ -85,13 +96,13 @@ contract PermissionsInterface {
         permImplementation.approveOrgStatus(_orgId, _status, msg.sender);
     }
     // returns org and master org details based on org index
-    function getOrgInfo(uint _orgIndex) external view returns (string memory, uint)
+    function getOrgInfo(uint _orgIndex) external view returns (string memory, uint, uint, string memory, uint)
     {
         return permImplementation.getOrgInfo(_orgIndex);
     }
 
     // Role related functions
-    function addNewRole(string calldata _roleId, string calldata _orgId, uint _access, bool _voter) external
+    /*function addNewRole(string calldata _roleId, string calldata _orgId, uint _access, bool _voter) external
     {
         permImplementation.addNewRole(_roleId, _orgId, _access, _voter, msg.sender);
     }
@@ -99,7 +110,7 @@ contract PermissionsInterface {
     function removeRole(string calldata _roleId, string calldata _orgId) external
     {
         permImplementation.removeRole(_roleId, _orgId, msg.sender);
-    }
+    }*/
 
     function getRoleDetails(string calldata _roleId, string calldata _orgId) external view returns (string memory, string memory, uint, bool, bool)
     {
@@ -141,12 +152,12 @@ contract PermissionsInterface {
 
     }
 
-    function assignAccountRole(address _acct, string memory _orgId, string memory _roleId) public
+    /*function assignAccountRole(address _acct, string memory _orgId, string memory _roleId) public
     {
         permImplementation.assignAccountRole(_acct, _orgId, _roleId, msg.sender);
 
     }
-
+*/
     function addNode(string calldata _orgId, string calldata _enodeId) external
     {
         permImplementation.addNode(_orgId, _enodeId, msg.sender);
@@ -163,7 +174,7 @@ contract PermissionsInterface {
         return permImplementation.getNodeStatus(_enodeId);
     }
 
-    function isNetworkAdmin(address _account) public view returns (bool)
+    /*function isNetworkAdmin(address _account) public view returns (bool)
     {
         return permImplementation.isNetworkAdmin(_account);
     }
@@ -182,5 +193,5 @@ contract PermissionsInterface {
     {
         return permImplementation.getAccountDetails(_acct);
     }
-
+*/
 }
\ No newline at end of file