ARB-FOREST ARB Compliance Offset Protocol: U.S. Forest Projects
ARB-FOREST is a forestry & land use methodology used by 160 projects on Climate Action Reserve (CAR), American Carbon Registry (ACR), Verra. Registry records show 70,906,665 tonnes issued and 75.3% of them retired.
Key figures
Projects
160
Countries
1
Credits issued
70,906,665 t
Credits retired
53,404,764 t
Retired share of issued
75.3%
Projects with uncovered reversals
13
Projects yet to issue
47.5%
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
- Verra 2024 to 2026: approved · 2027 to 2029: approved
Issuance by vintage
| Vintage | Issued (tCO₂e) |
|---|---|
| 2025 | 1,440,419 |
| 2024 | 3,087,662 |
| 2023 | 2,683,459 |
| 2022 | 3,361,342 |
| 2021 | 5,144,273 |
| 2020 | 4,193,134 |
| 2019 | 10,719,719 |
| 2018 | 12,819,986 |
| 2017 | 7,702,256 |
| 2016 | 7,954,559 |
| 2015 | 6,201,524 |
| 2014 | 2,989,261 |
| 2013 | 2,609,071 |
Source: Berkeley Voluntary Registry Offsets Database · Data as of June 2026
Projects using ARB-FOREST
269 project pages in the CRBN.credit database, largest issuance first.
Finite Carbon - Ahtna Native Alaskan IFM
American Carbon Registry (ACR) · United States · Forest
15.8M
issued tCO₂e
Finite Carbon - Colville IFM
American Carbon Registry (ACR) · United States · Forest
14.8M
issued tCO₂e
Finite Carbon - Sealaska Native Alaskan IFM
American Carbon Registry (ACR) · United States · Forest
12.9M
issued tCO₂e
Green Assets - HMWCF-I Avoided Conversion Project
American Carbon Registry (ACR) · United States · Forest
8.7M
issued tCO₂e
Bluesource - Cumberland Mountains Improved Forest Management Project
American Carbon Registry (ACR) · United States · Forest
8.0M
issued tCO₂e
Chugach Alaska Forest Carbon Project
Climate Action Reserve (CAR) · United States · Forest
7.6M
issued tCO₂e
White Mountain Apache Tribe Carbon Project II
American Carbon Registry (ACR) · United States · Forest
6.5M
issued tCO₂e
Finite Carbon - Lyme Wyoming IFM
American Carbon Registry (ACR) · United States · Forest
5.2M
issued tCO₂e
White Mountain Apache Tribe Forest Carbon Project
American Carbon Registry (ACR) · United States · Forest
5.0M
issued tCO₂e
Anew - Navajo Nation Forestry Project
American Carbon Registry (ACR) · United States · Forest
4.9M
issued tCO₂e
Finite Carbon - Passamaquoddy Tribe IFM
Climate Action Reserve (CAR) · United States · Forest
4.8M
issued tCO₂e
Forest Carbon Partners - Mescalero Apache Tribe Improved Forest Management Project
Climate Action Reserve (CAR) · United States · Forest
4.6M
issued tCO₂e
Finite Carbon - Meriwether IFM
American Carbon Registry (ACR) · United States · Forest
3.9M
issued tCO₂e
Cumberland Forest Highlands IFM
American Carbon Registry (ACR) · United States · Forest
3.8M
issued tCO₂e
CF Ataya IFM
Climate Action Reserve (CAR) · United States · Forest
3.7M
issued tCO₂e
Finite Carbon - Lyme Logan IFM
Climate Action Reserve (CAR) · United States · Forest
3.4M
issued tCO₂e
Humboldt Mixed Forest Improvement Project
Climate Action Reserve (CAR) · United States · Forest
3.2M
issued tCO₂e
Blue Source - Bishop Improved Forest Management Project
Climate Action Reserve (CAR) · United States · Forest
3.1M
issued tCO₂e
Bluesource - Vermejo Forestry Project
American Carbon Registry (ACR) · United States · Forest
2.8M
issued tCO₂e
Warm Springs Phase I
American Carbon Registry (ACR) · United States · Forest
2.7M
issued tCO₂e
Usal Redwood Forest - IFM
Climate Action Reserve (CAR) · United States · Forest
2.6M
issued tCO₂e
Finite Carbon - The Forestland Group CT Lakes
American Carbon Registry (ACR) · United States · Forest
2.6M
issued tCO₂e
Finite Carbon - Sealaska 2 Native Alaskan IFM
American Carbon Registry (ACR) · United States · Forest
2.6M
issued tCO₂e
RBS 2019
Climate Action Reserve (CAR) · United States · Forest
2.5M
issued tCO₂e
Forest Carbon Partners - Port Graham Corporation Improved Forest Management Project
American Carbon Registry (ACR) · United States · Forest
2.5M
issued tCO₂e
Related methodologies
Same scope, with a more favourable ICVCM decision.
- VM0047 Afforestation, Reforestation, and Revegetation 193 projects · CCP-Approved
- ACR Improved Forest Management (IFM) on Non-Federal U.S. Forestlands 47 projects · CCP-Approved
- VM0048 Reducing Emissions from Deforestation and Forest Degradation 30 projects · CCP-Approved
- VM0045 Improved Forest Management Methodology Using Dynamic Matched Baselines from National Forest Inventories 8 projects · CCP-Approved
- CAR Mexico Forest Protocol 484 projects · Under assessment, no decision published
- VM0010 Methodology for Improved Forest Management: Conversion from Logged to Protected Forest 103 projects · Under assessment, no decision published
Questions about ARB-FOREST
How many projects use ARB-FOREST?
160 projects, in 1 country, as of June 2026.
Is ARB-FOREST approved by the ICVCM?
No ICVCM decision on this methodology yet.
How much of the credits issued under ARB-FOREST have been retired?
75.3%, or 53,404,764 of 70,906,665 tonnes.