# 19.292 Notice of operations.A proprietor authorized to produce distilled spirits may not commence, suspend, or resume production operations at the plant without first providing written notice to TTB.(a) *Beginning operations.* A proprietor must file a letterhead notice with the appropriate TTB officer before beginning or resuming production operations. A proprietor must not begin or resume operations before the time specified in the notice.(b) *Suspending operations.* If a proprietor intends to suspend production operations for a period of 90 days or more, the proprietor must file a letterhead notice with the appropriate TTB officer specifying the date on which operations will be suspended.(c) *Discontinuing reports.* A proprietor is not required to prepare or file reports of production operations under subpart V of this part for periods during which production operations are suspended.(26 U.S.C. 5221)