128.1The owner or operator of a hotel who holds a subsisting licence issued under this Act in respect of premises in the hotel may sell the liquor purchased from the Corporation under the authority of the licence to a bona fide registered guest of the hotel for consumption in the room of the registered guest, if such liquor is served to the registered guest in the room of the registered guest and if the registered guest is of the full age of nineteen years and is not otherwise disqualified under this Act from having or consuming liquor.