National Internal Revenue Code (NIRC)
Section 240. Sign to be exhibited by manufacturer of Products of Tobacco. - Every manufacturer of cigars, cigarettes or tobacco, and every wholesale dealer in leaf tobacco or manufactured products of tobacco shall place and keep on outside of the building wherein his business is carried on, so that it can be distinctly seen, a sign stating his full name and business in letters not less than six centimeters (6 cms.) high and also giving his assessment number.