3-33-100  Open transactions.
   In the case of a transfer where any part of the transfer price is contingent upon the occurrence of a future event or the attainment of a future level of financial performance, additional tax shall be due at the time each additional amount of consideration is furnished and shall be paid directly to the department. A supplemental real estate transfer declaration shall be filed with the department at the time each tax payment is due.
(Added Coun. J. 12-15-92, p. 27387; Amend Coun. J. 11-16-11, p. 13798, Art. I, § 3)