Optional deductibles shall be offered in each policy insuring liability for workers' compensation that is issued, delivered, issued for delivery, or renewed under this article on or after July 29, 1991, unless an insured employer and insurer agree to renegotiate a workers' compensation policy in effect on July 29, 1991, so as to include a provision allowing for a deductible.
Ala. Code § 25-5-271 (1975)