Indiana Code Title 13. Environment § 13-21-7-10

(1) The controller of the district.

(2) The county auditor of each county within the district.

(1) county auditor shall estimate and enter the tax levied and certified upon the tax duplicate;  and

(2) county treasurer shall collect and enforce the tax;

(1) transferred to the controller of the district;

(2) kept in a separate fund to be known as the waste management district bond fund;  and

(3) applied to the payment of the principal of and interest on the waste management district bonds as the bonds become due and to no other purpose, except as provided in IC 5-1-13 and IC 5-1-14.