The provisions of this subtitle do not apply to the following: rental units in hotels, motels, inns, tourist homes and rooming and boarding houses which are rented primarily to transient guests for a period of less than 14 days, and rental units in any hospital, convent, monastery, extended medical care facility, asylum, non-profit home for the aged, or dormitory owned and operated by an institution of higher education, and individual rental units which a government unit, agency, or authority owns, operates, or manages, and rental units within the premises occupied by the owner as his residence. City Code, 1976/83, art. 13, §56(c) Ord. 81-290