; and (ii) sections 205 and 206, with respect to the requirement that all rates, charges, terms, and conditions be just and reasonable and not unduly discriminatory or preferential. (c) Equal application In carrying out this section, including with respect to the imposition of, and assessing compliance with, any minimum interregional transfer requirement, the Commission shall apply all provisions of this section, and any regulations promulgated under this section, equally to all interregional transmission planning regions, including by using the same terms, definitions, and standards with respect to each interregional transmission planning region. (d) Commission jurisdiction The Commission shall have jurisdiction within the United States over all transmitting utilities for the purposes of establishing minimum interregional transfer capabilities in accordance with this section and establishing and enforcing compliance with minimum interregional transfer requirements. (e) Electric Reliability Council of Texas (1) In general The Public Utility Commission of Texas may, at its sole discretion, choose to support the reliability and affordability of the ERCOT system by voluntarily complying with a minimum interregional transfer requirement relating to a coincident interregional transfer capability that is equal to a percentage, determined by ERCOT, of the coincident peak load of ERCOT. (2) Savings clause (A) In general The construction or operation of an interregional facility, or the allocation of costs for that construction, to meet a minimum interregional transfer capability shall not affect the jurisdiction of the Commission with respect to— (i) ERCOT