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

What is new at the post office in 2026? Here's what to know about Postal Service changes in postmark process, postage stamps ...

Many users posted the claim along with a screenshot of a BlueSky user who wrote, "USPS quietly changed its postmark rules — ...

The United States Postal Service has changed the postmark process going into 2026, which potentially could add late fees and penalties to parcels.

A USPS postmark is used to indicate the date when mail was dropped in a mailbox or submitted at the post office counter. Now, ...

If you're mailing any time-sensitive documents, you may want to mail it earlier than usual under the agency's new postmark rules.

Who would expect it could be several days before it has a postmark on it?” said Edgar Dworsky, founder of Consumer World. The ...

Changes at the U.S. Postal Service are forcing people who rely on postmarks when voting, filing taxes or mailing legal documents to be extra careful when cutting it close to deadlines. Postmarks ...

For decades, a USPS postmark has served as official evidence that mail was sent on time. In elections, many state laws treat ...

A technical tweak and rising shipping costs are quietly reshaping how Americans must plan mailings as 2026 approaches.