Tex. Occ. Code § 1152.152
(a) A registered property tax consultant may not perform property tax consulting services for compensation unless the person is employed by or associated with and acting for:
Added by Acts 2001, 77th Leg., ch. 1421, Sec. 2, eff. June 1, 2003.
Acts 2007, 80th Leg., R.S., Ch. 1064 (H.B. 2352), Sec. 1, eff. September 1, 2007.