CAR-OZONE CAR Article 5 Ozone Depleting Substances Protocol
CAR-OZONE is a chemical processes methodology used by 35 projects on Climate Action Reserve (CAR), American Carbon Registry (ACR). Registry records show 10,462,553 tonnes issued and 97.7% of them retired.
Key figures
Projects
35
Countries
1
Credits issued
10,462,553 t
Credits retired
10,219,980 t
Retired share of issued
97.7%
Projects yet to issue
0%
Source: Berkeley Voluntary Registry Offsets Database, as used by the Methodology Lab · Data as of June 2026
ICVCM status
No ICVCM decision on this methodology yet.
The CCP label is applied to credits by the registry, issuance by issuance. An approved methodology means credits from projects using it can be eligible; it does not mean every credit carries the label.
CORSIA programme relevance
Whether the programmes this methodology is used on are approved by ICAO. Programme level only; unit eligibility depends on dates, authorisation and each programme's exclusions.
- Climate Action Reserve (CAR) 2024 to 2026: approved · 2027 to 2029: not approved
- American Carbon Registry (ACR) 2024 to 2026: approved · 2027 to 2029: approved
Issuance by vintage
| Vintage | Issued (tCO₂e) |
|---|---|
| 2014 | 41,081 |
| 2013 | 570,176 |
| 2012 | 2,585,661 |
| 2011 | 3,505,208 |
| 2010 | 3,077,340 |
| 2009 | 683,087 |
Source: Berkeley Voluntary Registry Offsets Database · Data as of June 2026
Projects using CAR-OZONE
38 project pages in the CRBN.credit database, largest issuance first.
Pure Chem Domestic ODS Destruction Project #3
Climate Action Reserve (CAR) · United States · Ghg Management
55.7K
issued tCO₂e
DPC Domestic ODS Destruction Project #13
Climate Action Reserve (CAR) · United States · Ghg Management
53.5K
issued tCO₂e
Perfect Cycle ODS-1
Climate Action Reserve (CAR) · United States · Ghg Management
52.5K
issued tCO₂e
WSO 2011 2
Climate Action Reserve (CAR) · United States · Ghg Management
46.2K
issued tCO₂e
DPC Domestic ODS Destruction Project #8
Climate Action Reserve (CAR) · United States · Ghg Management
45.2K
issued tCO₂e
D.P.C. Domestic ODS Destruction Project #12
American Carbon Registry (ACR) · United States · Ghg Management
38.5K
issued tCO₂e
DPC Domestic ODS Destruction Project #9
Climate Action Reserve (CAR) · United States · Ghg Management
34.1K
issued tCO₂e
DPC Domestic ODS Destruction Project #10
Climate Action Reserve (CAR) · United States · Ghg Management
31.7K
issued tCO₂e
Pure Chem Domestic ODS Destruction Project #4
Climate Action Reserve (CAR) · United States · Ghg Management
30.1K
issued tCO₂e
ECC-ODS-CA-002
Climate Action Reserve (CAR) · United States · Ghg Management
28.0K
issued tCO₂e
Pure Chem Domestic ODS Destruction Project #2
Climate Action Reserve (CAR) · United States · Ghg Management
27.4K
issued tCO₂e
Refex ODS California 2010
Climate Action Reserve (CAR) · United States · Ghg Management
12.5K
issued tCO₂e
EOS 2013 Domestic (EOS ACR 372)
American Carbon Registry (ACR) · United States · Ghg Management
No issuance recorded
Related methodologies
Same scope, with a more favourable ICVCM decision.
- ARB Compliance Offset Protocol: Destruction of U.S. Ozone Depleting Substances Banks 107 projects · CCP-Approved
- ACR Destruction of Ozone Depleting Substances and High-GWP Foam 11 projects · CCP-Approved
- ACR Certified Reclaimed HFC Refrigerants, Propellants, and Fire Suppressants 32 projects · Under assessment, no decision published
- ACR Transition to Advanced Formulation Blowing Agents in Foam Manufacturing and Use 5 projects · Under assessment, no decision published
- CAR U.S. Nitric Acid Production Protocol 11 projects · Withdrawn from assessment
- AM0034 Catalytic reduction of N2O inside the ammonia burner of nitric acid plants 4 projects · Very unlikely to meet the Core Carbon Principles
Questions about CAR-OZONE
How many projects use CAR-OZONE?
35 projects, in 1 country, as of June 2026.
Is CAR-OZONE approved by the ICVCM?
No ICVCM decision on this methodology yet.
How much of the credits issued under CAR-OZONE have been retired?
97.7%, or 10,219,980 of 10,462,553 tonnes.