27 CFR § 19.18
Samples for the United States
April 24, 2020
TTB officers are authorized to take samples of spirits, denatured spirits, articles, wines, or other materials from a distilled spirits plant for analysis, testing, or to determine whether the product complies with the law and regulations. When TTB removes a sample from a plant, TTB will give the proprietor a receipt for the sample.
(26 U.S.C. 5201, 5203, 5214, 5362)