Statute treatment: 40 C.F.R. § 1508.4

Ranked leading cases interpreting this statute, drawn from 363 citation events across 206 distinct cases.

363citations total

206distinct interpreting cases

58distinct courts

26citations in last 5y

1981–2024year range

Top 20 leading cases

#1 Sierra Club v. Bosworth (2007) ca9 70 own cites 12× in case

#2 Alaska Center for the Environment Alaska Wildlife Alliance v. U.S. Forest Service John C. Dorio, District Ranger, Chugach National Forest (1999) ca9 201 own cites 4× in case

#3 Utah Environmental Congress v. Bosworth (2006) ca10 67 own cites 4× in case

#4 Heartwood, Inc. v. United States Forest Service (2000) ca7 43 own cites 4× in case

#5 Center for Biological Diversit v. Ken Salazar (2013) ca9 61 own cites 3× in case

#6 Heartwood, Inc. v. United States Forest Service (1999) ilsd 17 own cites 6× in case

#7 Hells Canyon Preservation Council v. Jacoby (1998) ord 15 own cites 6× in case

#8 Brady Campaign to Prevent Gun Violence v. Salazar (2009) dcd 49 own cites 3× in case

#9 Florida Audubon Society v. Lloyd M. Bentsen, Secretary of the Treasury, and Margaret Richardson, Commissioner of the Internal Revenue Service (1996) cadc 618 own cites 1× in case

#10 Florida Keys Citizens Coalition, Inc. v. United States Army Corps of Engineers (2005) flsd 15 own cites 5× in case

#11 Mahler v. United States Forest Service (1996) insd 19 own cites 4× in case

#12 California Ex Rel. Lockyer v. U.S. Department of Agriculture (2009) ca9 68 own cites 2× in case

#13 Humane Soc. of US v. Johanns (2007) dcd 25 own cites 3× in case

#14 Biodiversity Conservation Alliance v. Jiron (2014) ca10 50 own cites 2× in case

#15 Alcoa, Inc. v. Bonneville Power Administration (2012) ca9 48 own cites 2× in case

#16 Sierra Club v. United States Forest Service (2016) ca6 13 own cites 4× in case

#17 Citizens for Better Forestry v. U.S. Dept. of Agriculture (2007) cand 20 own cites 3× in case

#18 California Ex Rel. California Coastal Commission v. Norton (2001) cand 20 own cites 3× in case

#19 Pyramid Lake Paiute Tribe of Indians v. United States Department of the Navy James Webb, as Secretary of the Navy (1990) ca9 171 own cites 1× in case

#20 Safari Club International v. Salazar (2013) dcd 16 own cites 3× in case

Ranking method: leading_score = ln(1 + own_citation_count) × √(mentions_in_case) × flag_factor, where flag_factor = 1.0 green · 0.6 unknown · 0.5 neutral · 0.4 yellow · 0.3 procedural · 0 red. Red-flagged cases excluded — their interpretation has been undermined and shouldn't lead the list. Top 20 returned per statute. Open any case for full G Cite, trajectory, and per-circuit treatment.