19 C.F.R. § 190.36
(a) General; application. Merchandise which has been exported or destroyed without complying with the requirements of § 190.35(a), § 190.42(a), § 190.71(a), or § 190.91 may be eligible for unused merchandise drawback under 19 U.S.C. 1313(j) or under 19 U.S.C. 1313(c) subject to the following conditions:
(1) Application. The claimant must file a written application with the drawback office where the drawback claims will be filed. Such application must include the following:
(i) Required information.
(ii) Written declarations regarding:
(iii) A certification that the following documentary evidence will be made available for CBP to review upon request:
(A) For the purpose of establishing that the imported merchandise was not used in the United States (for purposes of drawback under 19 U.S.C. 1313(j)(1)) or that the exported or destroyed merchandise was not used in the United States and satisfied the requirements for substitution with the imported merchandise (for purposes of drawback under 19 U.S.C. 1313(j)(2)), and, as applicable:
(1) Records;
(2) Any laboratory records prepared in the ordinary course of business; and/or
(3) Inventory records prepared in the ordinary course of business tracing all relevant movements and storage of the imported merchandise, substituted merchandise, and/or exported merchandise; and
(b) CBP action. In order for CBP to evaluate the application under this section, CBP may request, and the applicant must provide, any of the information listed in paragraph (a)(1)(iii)(A)(1) through (3) of this section. In making its decision to approve or deny the application under this section, CBP will consider factors such as, but not limited to, the following: