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Summary of Changes

The Summary of Changes lists revisions to this edition of Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM) by effective date.

1.0 Summary of Changes by Effective Date

1.1 April 17, 2011

New Mailing Standards for Domestic Mailing Services

We revised Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM) 401, 433, and 434 to revise pricing and eligibility standards for commercial First-Class Mail. We additionally revised DMM 604 to eliminate the sale of Standard Mail stamped envelopes, and DMM 360, 370, and 380 to extend changes to weight computations for Package Services flats to mirror changes made previously for Package Services parcels. We also made a minor change to DMM 201 to clarify new terminology regarding Standard Mail nonmachinable letters. We published this information in the March 10, 2011 Postal Bulletin.

New Mailing Options for Flats and Irregular Parcels Bearing a Simplified Address

We revised Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM) 602.3.2 to extend the option to use a simplified address format to Periodicals flats and irregular parcels and Bound Printed Matter flats, intended for distribution to city delivery routes and to Post Office (PO) box sections in Post Office locations with city delivery service. We published this information in the February 24, 2011, Postal Bulletin.

Carrier Release Endorsements

We revised Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM) 202.4.0, 302.4.3, 402.3.3 and 508.1.2 to clarify that uninsured parcels and parcels not requiring a signature may bear the endorsement, “CARRIER—LEAVE IF NO RESPONSE.” We published this information in the March 3, 2011, Postal Bulletin.

Express Mail and Priority Mail Open and Distribute — Clarification of Destination Entry

We revised Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM) 240, 340, 360, 440, 450, 460, 705, and 707 to clarify that mail expedited by the proper use of Express Mail Open and Distribute and Priority Mail Open and Distribute is eligible for destination entry prices, as applicable for the shape and class of mail. We also revised DMM 705.17.0 to add Area Distribution Center (ADC) and Auxiliary Service Facility (ASF) as destination entry sites for Express Mail Open and Distribute. We published this information in the March 24, 2011, Postal Bulletin.

Introduction of Priority Mail Forever Prepaid Flat Rate Packaging and Shipping Services Revisions

We revised Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM) 123, 124.1.0, 125.1.0, 213.1.0, 223.1.0, 313.1.0, 323.1.0, 423.1.0, and 604.9.0, to introduce Priority Mail Forever Prepaid Flat Rate packaging and to clarify Shipping Services DMM revisions from January 2011. We published this information in the March 24, 2011, Postal Bulletin.

Domestic Shipping Services Product Launch of Parcel Select Regional Ground and Shipping Services Clarifications

We revised Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM ) 401.1.0, 401.2.0, 453.1.0, 453.3.0, 454.1.0, 455.7.0, 456.1.0, 456.2.0, 503.4.0, 503.9.0, 503.10.0, 508.7.0, 602.1.0, 602.3.0, 705.2.0, 705.6.0, 705.7.0, 705.8.0, 705.16.0, 705.21.0, 708.6.0, and labeling list, to introduce a new competitive shipping option, Parcel Select Regional Ground service and clarify mailing standards from the January 2011 Shipping Services price change. We published this information in the April 7, 2011, Postal Bulletin.

Labeling List Changes

We revised Labeling List(s) L001, L002, L004, L005, L006, L007, L009, L010, L011, L201, and L606 to reflect changes in mail processing operations. We published this information in the April 21, 2011, Postal Bulletin.