Leasehold interests exempted by Sections 82.29A.130 and 82.29A.135 of the Revised Code of Washington as it now exists or may hereafter be amended shall be exempt from the tax imposed pursuant to Section 6.03.010 of the Pullman City Code. (Ord. 81-42 §2, 1981; Ord. B-279 §4, 1976).