Section 59.077 - Private Network Services Rates and Tariffs(a) Notwithstanding the pricing flexibility authorized by this subtitle, an electing company's rates for private network services may not be increased before January 1, 2016.(b) An electing company may not assess an entity described by Section 59.072(a) a tariffed special construction or installation charge unless the company and the entity agree on the assessment. Acts 2011, 82nd Leg., R.S., Ch. 903 (S.B. 773), Sec. 9, eff. September 1, 2011Amended by: Acts 2005, 79th Leg., 2nd C.S., Ch. 2 (S.B. 5), Sec. 22, eff. September 7, 2005 Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.