Section 55.175 - Charge for Local Calls(a) The commission shall establish the limit on the amount a provider may charge for a pay telephone coin sent-paid call in the local exchange company's toll-free calling area.(b) The commission may establish a statewide ceiling on the amount a provider may charge for a local pay telephone call that is:(2) operator assisted; or(3) paid by credit card or calling card.(c) The commission may not establish the ceiling under Subsection (b) at an amount that is less than the applicable local rates for such a call imposed by any of the four largest interexchange telecommunications carriers operating in this state. Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.