(a) Lost or destroyed in bond. TTB will assess the proprietor for the tax on spirits, denatured spirits, or wines in bond that are lost or destroyed if:
(1) The proprietor is liable for the tax on spirits, denatured spirits, or wines in bond, and the proprietor fails to file a claim for remission of the tax on spirits, denatured spirits, or wines that are lost or destroyed in bond as provided in § 19.263(a), or
(2) The proprietor files a claim for such loss or destruction but the claim is denied. Exception: The provisions of this section do not apply to spirits, denatured spirits, or wines on which the tax is not collectible due to the provisions of 26 U.S.C. 5008(a) or (d), or 26 U.S.C. 5370, as applicable.
(b) Unauthorized removal from bond.
(1) TTB will assess the proprietor for the tax on any spirits, denatured spirits, or wines in bond that are removed from bonded premises other than as authorized by law.
(2) TTB will assess the proprietor for tax on spirits or denatured spirits lost from casks or other packages as described in 26 U.S.C. 5006(b) if the proprietor does not pay the tax upon demand by the appropriate TTB officer.