USPS postmark dates may differ from mailing dates, affecting Oct. 15 tax filings and mail ballots with state-specific deadlines.
Advertisement
International news in seven languages
USPS postmark dates may differ from mailing dates, affecting Oct. 15 tax filings and mail ballots with state-specific deadlines.

USPS postmark dates may differ from mailing dates, affecting Oct. 15 tax filings and mail ballots with state-specific deadlines.