APWU Statement on Postmarking, Changes to Domestic Mail Manual
January 6, 2026 Recent changes to the Postal Service’s Domestic Mail Manual (DMM), which sets out mailing policies and standards, have caused concern regarding postmarking practices. While USPS has updated the DMM to clarify its practices, it is important to note that nothing about its postmarking procedures has changed. Nonetheless, the changes to the DMM … Read more