4221.13—Filing and issuance rules.
        
        (a) Method and date of filing.
         The PBGC applies the rules in subpart A of  part 4000 of this chapter to determine permissible methods of filing with the PBGC under this part. The PBGC applies the rules in subpart C of  part 4000 of this chapter to determine the date that a submission under this part was filed with the PBGC.
    
    
    
        
        (c) Method and date of issuance.
         The PBGC applies the rules in subpart B of  part 4000 of this chapter to determine permissible methods of issuance under this part. The PBGC applies the rules in subpart C of  part 4000 of this chapter to determine the date that an issuance under this part was provided.