Ala. Code § 45-48-111.01: Voting by Electors; Voting Machines Numbered.

No elector shall vote at any voting place other than the voting place of which he or she is a qualified elector, but any elector whose name appears on the qualified voter’s list at a voting place may vote on any voting machine maintained at such voting place, upon presentation of the identification card issued to him or her by an election officer serving at such voting place and upon signing the poll list maintained at the voting machine at which he or she proposes to vote. The voting machines at any such voting place shall be numbered consecutively beginning with number 1, and each machine shall display a card indicating the number of that machine. The numbers on such cards shall be clearly visible from the registration table.