ATF Definition: Photographs and Fingerprints & Signatures
Photographs and Fingerprints. An individual maker (including any Federally licensed collector who is an individual but not any other type of Federal firearms licensee) must (1) attach to each copy in item 12 of the ATF Form 1, a 2 inch x 2 inch photograph of his/her frontal view taken within one year prior to the date of the application and (2) submit two properly completed FBI Forms FD-258 (Fingerprint Card with blue lines) with application. The fingerprints must be clear for accurate classification and taken by someone properly equipped to take them.
Signatures. All signatures required on ATF Form 1 must be original in ink on both copies. (1) if the applicant is an individual, the applicant shall sign the form; (2) if the applicant is a trust or legal entity, a responsible person of the trust or legal entity shall sign the form; (3) if the applicant is a Federal firearms licensee, a responsible person of the Federal firearms licensee shall sign the form; or (4) if the applicant is a government entity, a person who has a authority to sign for the entity shall sign the form.