Tex. Gov't Code § 411.251
(b) The office of inspector general is responsible for:
(2) independently and objectively reviewing, investigating, delegating, and overseeing the investigation of:
(E) serious breaches of department policy.
Transferred, redesignated and amended from Government Code, Section 411.244 by Acts 2011, 82nd Leg., R.S., Ch. 1308 (H.B. 3099), Sec. 2, eff. September 1, 2011.