Tex. Nat. Res. Code § 161.515
In making rules and administering this subchapter, the board may not impose on or grant a loan recipient or a transferee under Section 161.511 a right, benefit, condition, or obligation that, in any way, may impair:
Added by Acts 2007, 80th Leg., R.S., Ch. 223 (H.B. 1416), Sec. 1, eff. September 1, 2007.