Sec. 1069.301. IMPOSITION OF AD VALOREM TAX. (a) The board shall impose a tax on all taxable property in the district subject to district taxation. (b) The board shall impose the tax to pay: (1) indebtedness issued or assumed by the district; and (2) the maintenance and operating expenses of the district. Added by Acts 2011, 82nd Leg., R.S., Ch. 70 (S.B. 1147), Sec. 1.01, eff. April 1, 2013.