Post Office

Service Endorsements

Ancillary Service Endorsements

Standard mail requirements can be found under Standard Mail preparations.

First Class Endorsements

Undeliverable-As-Addressed (UAA) mail is forwarded, returned to sender, or treated as dead mail as authorized for the particular mail class. A mailer endorsement is used to instruct the Postal Service regarding the mail piece's appropriate disposition upon determining that it is UAA. On First Class Mail service, the following endorsements may be used as an updating method to meet the move update standard.

Address Service Requested

  • Months 1-12: the mail piece is forwarded: no charge and a separate notice of the new address is provided; an address correction fee is charged
  • Months 13-18: the mail piece is returned with the new address attached; no charge
  • After month 18 or if undeliverable, the mail piece is returned with reason for non-delivery attached; no charge.

Returned Service Requested

If UAA, the mail piece is returned with the new address or reason for non-delivery; no charge.