Municipalities; sales and use tax; laws governing; source of transactions

All relevant provisions of the Nebraska Revenue Act of 1967, as amended from time to time, and not inconsistent with the Local Option Revenue Act, shall govern transactions, proceedings, and activities pursuant to any tax imposed under the Local Option Revenue Act. For purposes of the Local Option Revenue Act, all retail sales, rentals, and leases, as defined and described in the Nebraska Revenue Act of 1967, shall be sourced according to the provisions of sections 77-2703.01 to 77-2703.04 .