How to get shipping charge in DHL

Question

• I cant able to get shipping charge in DHL.

• I know that shipping charge is only get when rated is Yes and service is dutiable in PLT service.

• But my question is without using dutiable or non-dutiable how can I get shipping charge.

TECHNICALLY

• In request XML if put below tag then and then only get the response so without Y get shipping charge please guide me, actually which thing change response XML or any other tag that not getting so please help me for that..

   <IsDutiable>Y</IsDutiable>   --  GET SHIPPING CHARGE
   <IsDutiable>N</IsDutiable>   --  NOT GET SHIPPING CHARGE(required with this tag)