Code of Alabama
Article 1 - Traveling Expenses of County and Municipal Officers and Employees.
Section 36-7-4 - Advancement of Traveling Expenses of Municipal Officers or Employees - Itemized Statement of Expenses to Be Presented and Approved Upon Return of Officer or Employee; Effect of Failure to Present Statement and Secure Approval Thereof...

When any sum is advanced to an officer or employee of any county or municipality to be used to defray expenses incurred while traveling beyond the borders of the municipality or county, the itemized statement required as provided for in Section 36-7-1 shall be presented immediately upon the return of such officer or employee to the county or municipality, and failure to present and have approved such statement shall render such officer or employee personally liable to the county or municipality for the sum advanced, which sum shall, if such officer or employee is drawing pay for his services from the municipality or county, be deducted from any sum then or in the future owed by the municipality or county to such officer or employee.