Tex. Utilities Code § 104.057: CONSIDERATION OF CERTAIN EXPENSES.

(a) In establishing a gas utility's rates, the regulatory authority may not allow as a cost or expense an expenditure:

(1) described by Section 102.154 that the regulatory authority determines to be not in the public interest; or

(2) for legislative advocacy.

(b) The regulatory authority may allow as a cost or expense reasonable charitable or civic contributions not to exceed the amount approved by the regulatory authority.

Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.