Sec. 7904.001. DEFINITIONS. In this chapter: (1) "Board" means the district's board of directors. (2) "Commission" means the Texas Commission on Environmental Quality. (3) "Director" means a board member. (4) "District" means the Harris County Municipal Utility District No. 539. Added by Acts 2015, 84th Leg., R.S., Ch. 904 (S.B. 2008), Sec. 1, eff. June 18, 2015.