Code of Alabama
Article 2 - Employment of Municipal Police, etc., Within State by Governor During Riots, Etc.
Section 36-21-23 - Employment and Compensation of Additional Men by Governor.

If, in the opinion of the Governor, the police force that may be available and may be obtained under Section 36-21-20 is or will be inadequate to deal with the situation, to preserve the peace and to uphold the laws of the state, the Governor may, in his discretion, employ such additional men as he may deem necessary to be sent to the locality where needed to preserve the peace and uphold the law of the state and may contract with such persons for the payment to them during their service their reasonable expenses incurred in performing their duties and such compensation as may be agreed upon between them and the Governor.
All sums of money to be paid under the terms of this article shall be paid by the Comptroller's warrant on the Treasury upon a bill sworn to, made out against the state and approved by the Governor.