The USPS’s mail processing rule affects people who are sending things on tight deadlines, such as tax returns or mail-in ...

USPS makes more changes to cut costs, improve service in 2026. Know how postmarks work to avoid late fees on bills, taxes.

The United States Postal Service (USPS) has implemented a new postmark rule that may affect the date shown on your mail. Can ...

(NEXSTAR) – A new rule published by the United States Postal Service is encouraging people to get important mail sent out early. The rule formally defines the practice of “postmarking.” Postmarking is ...

The U.S. Postal Service's new postmark process could lead to late fees and penalties when mailing time-sensitive documents if ...