A new rule published by the United States Postal Service is encouraging people to get important mail sent out early.
The USPS said a postmark reflects the date an envelope is first processed by an automated USPS sorting machine — not the ...
The new policy clarifies that the postmark date “does not necessarily align” with the date the USPS took possession of the ...
The U.S. Postal Service's new postmark process could lead to late fees and penalties when mailing time-sensitive documents.