Appendix A: Ancillary Service Type Identifier (STID) Details

Appendix A provides a detailed description of the various address correction options available within basic / Nonautomation and full-service mailings and the STIDs that provide the different undeliverable-as-addressed (UAA) treatments.

Guide to Move Update

The Move Update standard is a means of reducing the number of mailpieces in a mailing that require forwarding or return by the periodic matching of a mailer’s address records with change-of-address orders received and maintained by the Postal Service. Mailers who claim First-Class Mail presorted or automation prices, USPS Marketing Mail prices, and Parcel Select Lightweight prices must demonstrate that they have updated their mailing list within 95 days before the mailing date.

Publication 401: Guide to the Manifest Mailing System

This publication provides information on the Manifest Mailing System, which automates the documentation of postage and fees for all pieces in a mailing paid via permit imprint indicia.

Publication for Streamlined Mail Acceptance for Letters and Flats (Pub 685)

Streamlined Mail Acceptance for Letters and Flats (Pub 685) contains the policies and processes for the verification of eligible business mailings using tools provided by Intelligent Mail® Full-Service, eInduction, and Seamless Acceptance.

Labeling List Changes Effective July 1, 2023

Effective July 1, 2023, we are revising Labeling List(s) L001, L002, L004, L005, L007, L008, L009, L011, L012, L015, L051, L201, L606, L607, and L801 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings that are inducted on or after the July 1, 2023, effective date, but no later than August 31, 2023, expiration date. The changes will be published in the Postal Bulletin, Issue #22626.