ARCHIVED IMM - JAN 17, 2016

Postal Explorer > Mailing Standards of the United States Postal Service, International Mail Manual > 4 Treatment of Outbound Mail > 420 Unpaid and Shortpaid Mail > 422 Unpaid Mail 422 Unpaid Mail 422.1 Unpaid Mail With a Return Address Regardless of mail class, return to the sender each unpaid mailpiece that has a return address. Endorse the mailpiece with rubber stamp R-1300-230, Return For…Additional Postage. 422.2 Unpaid Mail Without a Return Address Regardless of mail class, forward each unpaid mailpiece that does not have a return address to the Mail Recovery Center for proper disposition.

ARCHIVED IMM - JAN 17, 2016