Ala. Code § 45-37-123.191
The plan shall not be deemed to constitute a contract of employment between the county and any member or to be a consideration or an inducement for the employment of any member or employee. Nothing contained in the plan shall be deemed to give any member or employee the right to be retained in the service of the county or to interfere with the right of the county to discharge any member or employee at any time regardless of the effect which such discharge shall have upon the employee as a member of this plan. A member's right to a pension benefit shall vest and become nonforfeitable pursuant to Section 45-37-123.100(c)(2)(b). Membership in the system is contractual in nature and vested pension benefits shall not be forfeited, diminished, or impaired.
Ala. Code § 45-37-123.191 (1975)