On this page: Overview | Registration information | Participant resources and guidance documents | Public information | Contact us
Update: The Greenhouse Gas Crediting and Tracking System is open for registration! Use the link below to access the system. Open the “Registration Instruction Sheet for Colorado’s Greenhouse Gas Crediting and Tracking System” for details on how to register. More information is available in the “Frequently Asked Questions about Colorado’s Greenhouse Gas Crediting and Tracking System.”
Overview
In 2023, the CDPHE Air Pollution Control Division began operating the credit trading system for gas distribution utilities under Air Quality Control Commission Regulation No. 22: Colorado Greenhouse Gas Reporting and Emission Reduction Requirements. In November 2024, the division released another branch of the system for eligible industrial and manufacturing sector companies under Air Quality Control Commission Regulation No. 27: Greenhouse Gas Emissions and Energy Management for the Manufacturing Sector, also known as the GEMM 2 rule.
Registration information
To register in the Greenhouse Gas Crediting and Tracking System (GHG CATS), you must follow four steps.
- Create a user account in the web platform portal by clicking “Don’t have an account? Sign up.”
- Submit an Environmental ID Request Form if your company does not already have one.
- Submit an Entity Registration Form in the system to register your company.
- Submit two account representative applications. One to create a primary authorized account representative and one to create an alternate authorized account representative. The division will approve the primary account representative application. The authorized primary account representative is responsible for approving the alternate account representative application.
Participant resources and guidance documents
Greenhouse Gas Crediting and Tracking System
- Frequently asked questions about Colorado’s Greenhouse Gas Crediting and Tracking System.
- Registration Instruction Sheet for Colorado’s Greenhouse Gas Crediting and Tracking System.
Recovered methane
- Recovered methane rule web page.
- Recovered methane rule fact sheet.
- Frequently asked questions about CDPHE Recovered Methane Crediting and Tracking System.
Industrial and manufacturing
- GEMM 1 web page.
- GEMM 2 web page.
- Guidance for: EITE (GEMM 1) and GEMM 2 Greenhouse Gas Credit Trading.
Public information
The following search criteria is available:
- To find the unique identification number of a registered entity, select “CDPHERM Environmental ID Form Query” in the dropdown.
- To view additional information on registered entities, select “CDPHECATS AIR GHG Credit Trading Entity Search” in the dropdown.
- Type the company name into the appropriate search field to see information on a specific company. Type an asterisk into the company name search field to see all entries.
Want to know more about credit trading in Colorado? Visit the greenhouse gas credit trading in Colorado web page.
Contact us
Questions? Email climatechange@state.co.us with "GHG Crediting and Tracking System" in the subject line.