Ala. Code § 40-18-20 — Exemptions - Military Retirement Benefits

(a) The first $4,750 retirement or compensation received as retirement benefit from the military services by any person retired from the military services of the United States of America and survivor benefits derived therefrom is hereby exempt from any state, county or municipal income tax or like tax by whatever name called.
(b) Effective January 1, 1983, the amount of the exemption provided for in subsection (a) of this section shall be increased to $8,000.
(c) Effective January 1, 1985, the amount of the exemption provided for in subsection (b) of this section shall be increased to $10,000.
(d) Effective January 1, 1989, and for all successive tax years, all retirement payments or compensation recognized under this section shall be exempt.