Ala. Code § 39-2-8

The bidder to whom the award is made shall, when required, enter into a written contract on the form included in the proposal, plans, and specifications, furnish a performance bond and payment bond executed by a surety company duly authorized and qualified to make such bonds in the State of Alabama in the amount required by subsection (a) of Section 39-1-1 and provide evidence of insurance as required by the bid documents within the period specified or, if no period is specified, within 15 days after the prescribed forms have been presented to him or her for signature. If extenuating circumstances prevail, the awarding authority may grant an extension in time not exceeding five days for the return of the contract, required bonds and required evidence of insurance.