Code of Alabama
Article 1 - General Provisions.
Section 17-9-10 - Elector Must Vote in County and Voting Place of Domicile.

At all elections held within this state, the elector shall vote in the county and voting place of his or her domicile and nowhere else and shall have registered as provided in this title. If any elector attempts to vote in any voting place other than that of his or her domicile, his or her vote shall be rejected, except when casting a provisional ballot, as provided by law.