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.
We revised 703.1.6.11 to show that products that are mailed at the Non-profit Standard Mail® prices must meet at least one of three exceptions. We published this information in the February 2, 2015, Postal Bulletin.
We revised various sections of the DMM to reflect minor mail classification updates, product and service enhancements, and to eliminate outdated references, publications, and forms. We published this information in the December 25, 2014, Postal Bulletin.