Ala. Code § 32-7A-8
When the department determines that an owner has registered or maintained the registration of a motor vehicle without a liability insurance policy or a commercial automobile liability insurance policy in accordance with Section 32-7A-4, the department, following the expiration of the 30-day period from the date of the notice provided under Section 32-7A-11, shall notify the owner that such owner's vehicle registration has been suspended. The notice shall be in writing and shall be mailed by the U.S. Postal Service, to the registrant's last known address as reflected on the department's motor vehicle registration records. The notice shall set forth the appeal rights available to the registered owner pursuant to Chapter 2A of Title 40.
Ala. Code § 32-7A-8 (1975)