; and (E) the progress of implementing the measure established under section 150(f) and related requirements under this section and section 135. . (c) Statewide and nonmetropolitan transportation planning Section 135(g)(4) of title 23, United States Code, is further amended— (1) by striking Performance target achievement and inserting Performance management ; (2) by striking shall include, to the maximum extent practicable, a discussion and inserting the following: shall include— (A) a discussion ; (3) by striking the period at the end and inserting ; and ; and (4) by adding at the end the following: (B) a consideration of how the STIP impacts the overall level of transportation system access, consistent with section 150(f). . (d) Effective date The amendment made by subsection (a)(3)(B) shall take effect the day before the first day of the subsequent performance period established pursuant to section 150 of title 23, United States Code. (e) Development of greenhouse gas measure Not later than 1 year after the date of enactment of this Act, the Secretary of Transportation shall issue such regulations as are necessary to carry out paragraph (7) of section 150(c) of title 23, United States Code, as added by this Act. (f) Development of transportation system access measure (1) Establishment Not later than 120 days after the date of enactment of this Act, the Secretary of Transportation shall establish a working group to assess the provisions of paragraphs (1) and (2) of section 150(f) and make recommendations regarding the establishment of measures for States and metropolitan planning organizations to use to assess the level of transportation system access for various modes of travel, consistent with sections 134, 135, and 150(f) of title 23, United States Code. (2) Members The working group established pursuant to paragraph (1) shall include representatives from— (A) the Department of Transportation; (B) State departments of transportation, including representatives that specialize in pedestrian and bicycle safety