Indiana Code Title 24. Trade Regulation § 24-4-23-7

(1) A mobile credential.

(2) An independent third party age verification service that compares the identifying information entered by the individual who is seeking access with material that is available from a commercially available data base, or an aggregate of data bases, that is regularly used by government agencies and businesses for the purpose of age and identity verification.

(3) Any commercially reasonable method that relies on public or private transactional data to verify the age of the individual attempting to access the material.