IMPOSITION OF AD VALOREM TAX.

(a) On final approval of the annual budget, the board shall impose a tax on all property in the district subject to district taxation.

(b) The tax may be used to:

(1) pay the interest on and create a sinking fund for warrants issued by the district for health care purposes;

(2) pay for the maintenance and operation expenses of the district and health care system;

(3) pay for indebtedness issued or assumed by the district;

(4) make improvements and additions to the health care system; and

(5) acquire necessary sites for the health care system by purchase, lease, or condemnation.

(c) The district may not impose a tax to pay the principal of or interest on revenue bonds issued under this chapter.