Ala. Code § 11-3-62

The authorization to utilize a credit card or procurement card provided in this article shall in no way relieve or supersede the requirements for public bids applicable to the county commissions in Article 3 of Chapter 16 of Title 41. The Department of Examiners of Public Accounts shall audit the utilization of credit cards and procurement cards to ensure compliance with all public bid requirements and the specific provisions of this article.