The Supreme Court seemed skeptical Monday that mail-in ballots received after polls close on Election Day should be counted, posing major implications for November’s midterm elections. Mississippi defended its statute that allows a five-day grace period for ballots postmarked by Election Day but received afterward.

The Supreme Court heard arguments in a case that raised questions about the legality of mail-in voting.

Depending on how the justices decide this case, it could have major impacts for the 2026 November midterm elections.