Every entity owing any nonexempt possessory interest on the Reservation shall designate a natural person as the individual empowered by the taxpayer to act on behalf of the taxpayer with respect to all matters involving the possessory interest tax. Said designated natural person shall complete the forms distributed by the Tax Commission and shall provide the information required therein. The Tax Commission shall be notified of the natural person who has been designated to act on behalf of the taxpayer entity. ONCA 06-10, eff. Sept. 29, 2006.