(a) This subpart implements NEPA, setting forth NASA's policies and procedures for the early integration of environmental considerations into planning and decision making.(b) Through this subpart, NASA adopts the Council on Environmental Quality (CEQ) regulations implementing NEPA (40 CFR parts 1500 through 1508) and supplements those regulations with this subpart, for actions proposed by NASA that are subject to NEPA. This subpart and NASA's NEPA policy are available on NASA's Public Portal at https://www.nasa.gov/emd/nepa.77 FR 3103, Jan. 23, 2012, as amended at 89 FR 25499, Apr. 11, 2024 77 FR 3103, 1/23/2012, as amended at 89 FR 25499, 4/11/2024