Customs Requirements and Payment Procedures for Certain Customs Charges
Postal Service
The Postal Service is revising Mailing Standards of the United States Postal Service, International Mail Manual (IMM[supreg]), in various sections, to update mailer responsibilities with respect to customs requirements and to establish procedures for the payment, or reimbursement, of any customs charges that are assessed, including after the purchase of postage.
Published October 19, 2026Document 2026-21310Effective October 19, 2026
Comments are due November 18, 2026. Submit through the link above or follow the instructions in the document's ADDRESSES section. Say who you are, how the rule affects you, and what should change, with evidence. Comments are usually public, so leave out anything private.