; and (B) commitments of transmission access by transmitting utilities to renewable energy project developers. (e) Construction planning Not later than 180 days after the date of establishment of the zones under subsection (c)(1), the Commission, in coordination with each relevant grid-planning entity identified under subsection (c)(3), shall develop a plan for each zone relating to construction of the transmission capacity necessary to deliver to electric customers, in a manner that is most beneficial and cost-effective to the customers, the renewable electricity generation capacity within the zone. (f) Coordination with State and regional planning processes The Commission shall provide support for, and may participate as requested in, State and regional grid planning processes that, as determined by the Commission, will expedite the construction of intrastate transmission lines to facilitate the deployment of renewable energy resources. . C Making clean and renewable energy affordable I Reducing carbon pollution and creating jobs by transitioning to sustainable energy sources 321. Extension and modification of credits with respect to facilities producing energy from certain renewable resources (a) Permanent extension for certain facilities Section 45(d) of the Internal Revenue Code of 1986 is amended— (1) in paragraph (4), by striking and which and all that follows through the period and inserting the following: and, in the case of a facility using solar energy, which is placed in service before January 1, 2006. , (2) in paragraph (6), by striking and the construction of which begins before January 1, 2017 , (3) in paragraph (7), by striking and the construction of which begins before January 1, 2017 , (4) in paragraph (9)(A)— (A) in clause (i), by striking and before January 1, 2017 , and (B) in clause (ii), by striking and the construction of which begins before January 1, 2017 , and (5) in paragraph (11)(B), by striking and the construction of which begins before January 1, 2017 . (b) Extension for wind