27 CFR §26.199b

When the Secretary receives an application on TTB Form 5110.31 and he or she finds that the applicant is in compliance with law and regulations, he or she will execute the permit to ship on all copies of TTB Form 5110.31, retain one copy, and any accompanying package gauge record as provided in § 26.164a, and return the remaining copies to the consignor who shall distribute them in accordance with the instructions on TTB Form 5110.31.