Allows the holder of a tobacco sales certificate (holder) to obtain a supplemental cigar sales certificate (cigar certificate) that allows the holder to sell cigars on a temporary basis at a function or event. Provides the fee for a cigar certificate is $1,000 and has a term of three years. Requires the holder to give written notice to the alcohol and tobacco commission (commission) of the date and location of the function or event where the holder proposes to sell cigars. Provides that the commission's approval of the location does not authorize smoking in violation of: (1) state laws prohibiting smoking in public places; or (2) any county, city, or town smoking ordinance. Allows a restaurant proprietor who holds an alcoholic beverage retailer's permit to establish a segregated room where cigar consumption may occur, if the proprietor has the permission of the local government entity that enforces local smoking ordinances.