Guidelines announced on Dec. 24 allow postmarks to reflect processing date rather than mailing date, affecting 14 states with grace periods for late-arriving ballots, including Massachusetts.

Justices Ketanji Brown Jackson dissented, joined by Justice Sonia Sotomayor.

A federal judge blocked President Trump's administration from enforcing most of his executive order on elections against the vote-by-mail states Washington and Oregon.

Voting by mail faces uncertain moment ahead of midterm elections Derrin Robinson has worked in Oregon elections for more than 30 years, long enough to remember when voters in the state cast their ...

Republicans are making mail-in voting a core part of their midterm battle plans — a sharp contrast with President Donald Trump’s efforts to abolish the practice as they scramble to turn out his base.

Illinois county clerks warn a new USPS rule could disrupt mail-in ballots. The new rule states that postmarks will no longer accurately reflect the date the USPS took possession of a piece of mail, ...