19 C.F.R. § 122.133
(a) When required, contents. Three copies of an incoming stores list shall be prepared for each liquor kit on board before an aircraft lands. The incoming stores list shall state for each type of liquor and bottle size:
(3) Total number of bottles.
If the carrier chooses not to state the type of liquor for each size bottle, any duty or taxes assessed for any shortage shall be set at the highest rate available for the alcoholic beverages in the kit.
(b) Disposition of stores list copies. One copy of the incoming stores list shall be placed in the liquor kit before it is sealed. The remaining two copies shall be used as follows:
(c) For aircraft not required to enter and/or clear. If an aircraft is not required to enter and/or clear: