Now, two new cases may address the rules in the biggest battleground state on the eve of the election, with implications for thousands of ballots that have already been mailed in or dropped off.The latest fights — and there may be more to come — present two issues.

The Supreme Court cleared the way for Pennsylvania voters to submit provisional ballots as a remedy for improperly cast absentee ballots in the presidential election.

The US Supreme Court on Friday left in place a Pennsylvania court ruling that is expected to expand options for voters whose mail-in ballots are rejected for technical reasons to have their votes counted,

The Supreme Court has rejected an emergency appeal from Republicans that could have led to thousands of provisional ballots not being counted in Pennsylvania.

It is hard to estimate how many ballots will be affected by the decision or whether it will ultimately impact the outcome of the presidential election.

Republicans asked the US Supreme Court on Monday to step into a fight over provisional ballots in the presidential battleground state of Pennsylvania, bringing a second potentially significant voting case to the high court within days of the election.

Republicans asked the Supreme Court for an emergency order to block the counting of provisional ballots in Pennsylvania.

The Pennsylvania Supreme Court said voters should be allowed to cast provisional ballots in person at their polling place if their mail ballots are rejected because of certain defects, in a ruling Wednesday that could give thousands of Pennsylvanians the opportunity to vote even if their mail ballots were disqualified due to errors.

Republicans asked the U.S. Supreme Court on Monday to block a judicial decision from Pennsylvania requiring the counting of provisional ballots cast by voters who make mistakes on their mail-in ballots,

A Georgia judge has rejected a Republican lawsuit trying to block county election offices from opening on Saturday and Sunday to let voters return their mail ballots in person