Ala. Code § 43-8-217

Except as otherwise specifically provided in this division or by rule, every document filed with the probate court under this division, including applications, petitions, and demands for notice, shall be deemed to include an oath, affirmation, or statement to the effect that representations contained in the document are true as far as the person executing or filing the document knows or is informed, and that penalties for perjury may follow deliberate falsification therein.