Code of Colorado Regulations 400 - Department of Natural Resources
Here’s an overview of Title 400 – Department of Natural Resources in the Code of Colorado Regulations, along with where to find each section:
⚖️ Divisions in Title 400
401 – Executive Director of Department of Natural Resources
Covers the Colorado Weather Modification Rules & Regulations (2 CCR 401‑1‑1 to ‑23) (law.cornell.edu)
402 – Division of Water Resources
Includes rules for dam safety, well construction, groundwater withdrawals (e.g., 2 CCR 402‑1 through 402‑17) (regulations.justia.com)
403 – Bureau of Mines
Regulations under 2 CCR 403‑1 (regulations.justia.com)
404 – Oil and Gas Conservation Commission
Covered by 2 CCR 404‑1 (regulations.justia.com)
405 – Colorado Parks and Wildlife (Parks)
Spans rules 405‑1 to 405‑8 (regulations.justia.com, law.cornell.edu)
406 – Colorado Parks and Wildlife (Wildlife)
Wildlife regulations (e.g., 2 CCR 406‑0 to 406‑17), including specific chapters like W-3 on furbearers (law.cornell.edu, coloradosos.gov)
407 – Division of Reclamation, Mining and Safety
Regulations under 2 CCR 407‑1 to 407‑6 (regulations.justia.com, law.cornell.edu)
408 – Colorado Water Conservation Board
Rules in 2 CCR 408‑1 to 408‑3 (regulations.justia.com)
409 – Board of Land Commissioners
Codified in 2 CCR 409‑1 to 409‑2 (regulations.justia.com)
410 – Ground Water Commission
Rules in 2 CCR 410‑1 to 410‑2 (regulations.justia.com)
🔍 For deeper exploration
Law.Cornell’s interface offers a clean listing and allows comparison between quarterly updates (law.cornell.edu)
Justia’s portal includes full text, though it notes updates may lag behind official releases—always verify with the Colorado Secretary of State (regulations.justia.com)
To access or track specific rule updates (e.g., for wildlife regulations like 2 CCR 406‑3), check the SOS eDocket site for filing histories, effective dates, and PDFs (coloradosos.gov)
✅ Tips for Using These Regulations
The regulations are updated quarterly, so always check the date of the current version before citing or applying rules (law.cornell.edu)
For specific chapters or rules (like well permits under Part 402), use targeted keyword + “Colorado eDocket” or “2 CCR 402‑7”
To get official, legally accurate PDFs and effective dates, refer to the Colorado Secretary of State’s eDocket system
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