Ala. Code § 26-17-307: Proceeding for Rescission.

A signatory may rescind an acknowledgment of paternity only in a judicial proceeding before the earlier of:

(1) sixty days after the effective date of the acknowledgment, as provided in Section 26-17-304; or

(2) the date of the first hearing, in a proceeding to which the signatory is a party, before a court to adjudicate an issue relating to the child, including a proceeding that establishes support.