; (B) a public utility; and (C) an electric utility. (6) Independent System Operator The term Independent System Operator has the meaning given the term in section 3 of the Federal Power Act ( 16 U.S.C. 796 ). (7) Initiative The term Initiative means the Advanced Energy Technology Research Initiative established under section 3(a)(1). (8) Public utility The term public utility has the meaning given the term in section 201(e) of the Federal Power Act ( 16 U.S.C. 824(e) ). (9) Regional Transmission Organization The term Regional Transmission Organization has the meaning given the term in section 3 of the Federal Power Act ( 16 U.S.C. 796 ). (10) Secretary The term Secretary means the Secretary of Energy. (11) Transmission Organization The term Transmission Organization has the meaning given the term in section 3 of the Federal Power Act ( 16 U.S.C. 796 ). 3. Power System modeling reform and updates to grid services and grid operator software (a) Advanced energy technology research initiative (1) In general Not later than 90 days after the date of enactment of this Act, the Commission, in coordination with the Secretary, shall establish within the Office of Energy Policy and Innovation of the Commission an initiative, to be known as the Advanced Energy Technology Research Initiative , to research and provide recommendations on how to improve the modeling, operational, and planning practices used for the bulk electric system. (2) Advisory committee (A) In general Not later than 180 days after the date of enactment of this Act, the Commission, in coordination with the Secretary, shall establish an advisory committee to research, report on, and provide recommendations on matters relating to the Initiative, including— (i) whether the existing modeling (including power flow modeling) and long-term and short-term planning practices used by grid operators for power systems, including power markets, adequately incorporate expected integration with respect to advanced energy technologies