Ala. Code § 45-40-245.04

The county commission may retain and deposit to the general fund of the county, for general fund purposes and uses, including the administration of this subpart, up to 10 percent of the total amount of any tax collected in the county under this subpart. The amount shall be in lieu of any payment for collecting the tax and may be deducted each month from the gross revenues from the tax before distribution of the balance of the tax as provided by law.