O.C.G.A. § 19-6-4: When permanent alimony authorized; how enforced.

(a) Permanent alimony may be granted in the following cases:

(1) In cases of divorce;

(2) In cases of voluntary separation; or

(3) Where one spouse, against the will of that spouse, is abandoned or driven off by the other spouse.

(b) A grant of permanent alimony may be enforced either by writ of fieri facias or by attachment for contempt.