Texas Government Code - GOV'T § 469.152. Waiver or Modification Prohibited

(1) the waiver or modification would significantly impair the acquisition of goods and services by persons with disabilities or substantially reduce the potential for employment of persons with disabilities;

(2) the commission knows that the waiver or modification would result in a violation of the Americans with Disabilities Act of 1990 (42 U.S.C. Section 12101 et seq.) and its subsequent amendments;  or

(3) the proof presented to the commission under Section 469.151(a)(2) is not adequate.