Agencies should combine, to the fullest extent practicable, any environmental document with any other agency document to reduce duplication and paperwork.
authority: 42 U.S.C. 4321-4347;
42 U.S.C. 4371-4375;
42 U.S.C. 7609; and E.O. 11514, 35 FR 4247, 3 CFR, 1966-1970, Comp., p. 902, as amended by E.O. 11991, 42 FR 26967, 3 CFR, 1977 Comp., p. 123
source: 85 FR 43370, July 16, 2020, as amended at 89 FR 35554, May 1, 2024, unless otherwise noted.
cite as: 40 CFR 1506.4