In addition to the procedures for handling foreign agency liaison forms contained
            in GN 01704.400 - GN 01704.990, return to the NPC any request that does not indicate that it is needed to process
            a claim under the agreement unless
         
         
            - 
               
                  • 
                     written consent to disclose is attached or 
 
 
- 
               
                  • 
                     the file contains an SSA-2490 signed by the claimant.