You are here: Home Programs Environmental Assets Air Quality Assets Air Quality Assets https://www.codot.gov/programs/environmental/assets/copy_of_assets https://www.codot.gov/@@site-logo/siteLogo.png Air Quality Assets Maintenance area conformity end dates 10.9.20 Transportation Conformity Guidance Transportation Conformity - Exempt Project Interpretations for 40 CFR 93.126.pdf Regionally Significant and Transportation Capacity Definition CRS 43-1-128 (aka SB21-260, Sect. 30) NEPA Interim Guidance - 2025 Update
Air Quality Assets https://www.codot.gov/programs/environmental/assets/copy_of_assets https://www.codot.gov/@@site-logo/siteLogo.png Air Quality Assets Maintenance area conformity end dates 10.9.20 Transportation Conformity Guidance Transportation Conformity - Exempt Project Interpretations for 40 CFR 93.126.pdf Regionally Significant and Transportation Capacity Definition CRS 43-1-128 (aka SB21-260, Sect. 30) NEPA Interim Guidance - 2025 Update
