A ballot box, as used to cast votes in an election. Depicted as a box, generally blue or gray, with a slot on top through which a paper ballot is being inserted. Many platforms display a cross mark or check mark on the ballot to indicate a vote, though Apple and Facebook leave theirs blank.
Commonly used for various content concerning voting and elections, especially in politics and government.
Ballot Box with Ballot was approved as part of Unicode 7.0 in 2014 and added to Emoji 1.0 in 2015.