The U.S. Postal Service (USPS) implemented new procedures for dating mail on Dec. 24, postmarking letters and packages with ...
If you rely on postmarks when casting your ballot, filing your taxes or paying bills, a new US Postal Service rule makes it clear that you should plan ahead.
New USPS rules, effective Dec. 24, 2025, decouple postmark dates from drop-off dates. Learn how to avoid IRS penalties, legal ...