Code of Alabama — Title 40 (Revenue and Taxation)
Ala. Code § 40-17-186 — When Statements to Be Rendered and Tax Paid
On or before the twentieth day of each calendar month, every person liable hereunder shall render to the Department of Revenue a true and correct statement of all sales and withdrawals of the products herein taxed and at the same time pay to the Department of Revenue an amount of money equal to the excise tax herein levied.
Source: official text