Section 555.21 - Forms prescribed(a) The Director is authorized to prescribe all forms required by this part. All of the information called for in each form shall be furnished as indicated by the headings on the form and the instructions on or pertaining to the form. In addition, information called for in each form shall be furnished as required by this part.(b) Requests for forms should be submitted to the ATF Distribution Center (http://www.atf.gov) or made by calling (202) 648-6420.T.D. ATF-92, 46 FR 46916, 9/23/1981, as amended by T.D. ATF-249, 52 FR 5961, 2/27/1987; T.D. 372, 61 FR 20724, 5/8/1996; ATF-11F, 73 FR 57242, 10/2/2008; T.D. ATF 2013R-9F, 79 FR 46693, 8/11/2014