27 C.F.R. § 24.65
(a) Claim for remission of tax on spirits. All claims for remission of tax required by this part, relating to the loss or destruction of spirits in bond, will be filed with the appropriate TTB officer within 30 days of discovery of the loss. A claim filed under this paragraph will set forth the following information:
(b) Claim for allowance of loss on wine. A claim for allowance of loss required by this part, relating to the loss or destruction of wine in bond, will be filed with the appropriate TTB officer. A claim for allowance of loss for wine lost in transit, by fire or other casualty, or any other extraordinary or unusual losses, including a loss by theft, will be filed immediately. Any other claim for allowance of loss will be attached to and submitted with the TTB F 5120.17, Report of Bonded Wine Premises Operations, for the reporting period in which the inventory required by § 24.313 is taken or, in the case of discontinuance of the premises or change in proprietorship, to the final report filed. A claim filed under this paragraph will set forth the information required by paragraphs (a)(5) to (a)(7) of this section and, in addition, will set forth the following information:
(2) Where the claim covers losses sustained at bonded wine premises during the tax year, the claimant shall state:
(c) Claim for abatement, credit or refund. A claim for an abatement of an assessment under § 24.61, or credit or refund of tax which has been paid or determined, will be filed with the appropriate TTB officer in accordance with the provisions of this paragraph and the provisions of 27 CFR part 70, subpart F. A claim filed under this paragraph with respect to spirits, wine, or volatile fruit-flavor concentrate, will set forth the applicable information required by paragraphs (a) and (b) of this section. In addition, any claim filed under this paragraph will set forth the following information:
(e) Supporting documents. A claim filed under paragraph (a), (b), or (c) of this section will be supported by affidavits of persons having personal knowledge of the loss or destruction. In addition, if filed for tax on wine or spirits lost in transit, the claim will be supported by a copy of the carrier's bill of lading.
(Sec. 201, Pub. L. 85-859, 72 Stat. 1323, as amended, 1381, as amended, 1382, as amended (26 U.S.C. 5008, 5370, 5373))
(Approved by the Office of Management and Budget under control numbers 1512-0216 and 1512-0492)
[T.D. ATF-299, 55 FR 24989, June 19, 1991, as amended by T.D. ATF-338, 58 FR 19063, Apr. 12, 1993; T.D. ATF-376, 61 FR 31030, June 19, 1996; T.D. ATF-409, 64 FR 13683, Mar. 22, 1999]