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.

What this means

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

What this means

Where it is used

Source: Registry records · Data as of 1 June 2026

Issuance by vintage

Issuance by vintage for ARB-FORESTVintages 2013 to 2025: 70,906,665 tonnes issued.05M10M15M20M2013 issued: 2,609,071 tonnes20132014 issued: 2,989,261 tonnes2015 issued: 6,201,524 tonnes20152016 issued: 7,954,559 tonnes2017 issued: 7,702,256 tonnes20172018 issued: 12,819,986 tonnes2019 issued: 10,719,719 tonnes20192020 issued: 4,193,134 tonnes2021 issued: 5,144,273 tonnes20212022 issued: 3,361,342 tonnes2023 issued: 2,683,459 tonnes20232024 issued: 3,087,662 tonnes2025 issued: 1,440,419 tonnes2025
VintageIssued (tCO₂e)
20251,440,419
20243,087,662
20232,683,459
20223,361,342
20215,144,273
20204,193,134
201910,719,719
201812,819,986
20177,702,256
20167,954,559
20156,201,524
20142,989,261
20132,609,071

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.

Virginia Highlands I

Climate Action Reserve (CAR) · United States · Forest

412.5K

issued tCO₂e

Blue Source - Wisconsin Northern Highlands Improved Forest Management Project

American Carbon Registry (ACR) · United States · Forest

408.0K

issued tCO₂e

Cappell Creek Improved Forest Management Project

American Carbon Registry (ACR) · United States · Forest

397.7K

issued tCO₂e

Lord Ellis Improved Forest Management Project

American Carbon Registry (ACR) · United States · Forest

371.2K

issued tCO₂e

Bluesource - Haida Improved Forest Management Project

American Carbon Registry (ACR) · United States · Forest

362.7K

issued tCO₂e

Crane Valley

Climate Action Reserve (CAR) · United States · Forest

356.0K

issued tCO₂e

Miller Forest

American Carbon Registry (ACR) · United States · Forest

354.9K

issued tCO₂e

Green Assets - Lukens Avoided Conversion Project

American Carbon Registry (ACR) · United States · Forest

344.4K

issued tCO₂e

Forest Carbon Partners -- Glass Ranch Improved Forest Management Project

Climate Action Reserve (CAR) · United States · Forest

339.1K

issued tCO₂e

Backbone

Climate Action Reserve (CAR) · United States · Forest

330.0K

issued tCO₂e

Wapiti Woods I

Climate Action Reserve (CAR) · United States · Forest

322.7K

issued tCO₂e

Gabrych Ranch Improved Forest Management Project

Climate Action Reserve (CAR) · United States · Forest

315.4K

issued tCO₂e

Buck Mountain ARB002

Climate Action Reserve (CAR) · United States · Forest

302.4K

issued tCO₂e

Sonora

Climate Action Reserve (CAR) · United States · Forest

301.7K

issued tCO₂e

Finite Carbon - Sieben Live Stock IFM

Climate Action Reserve (CAR) · United States · Forest

300.3K

issued tCO₂e

Forest Carbon Partners -- Eddie Ranch Improved Forest Management Project

Climate Action Reserve (CAR) · United States · Forest

280.9K

issued tCO₂e

Green Assets û Woodlands Nature Reserve Avoided Conversion Project

Climate Action Reserve (CAR) · United States · Forest

265.7K

issued tCO₂e

Monte Rio Improved Forest Management Project

Climate Action Reserve (CAR) · United States · Forest

259.9K

issued tCO₂e

Virginia Conservation Forestry Program - Tazewell - Elk Garden

Climate Action Reserve (CAR) · United States · Forest

249.9K

issued tCO₂e

Green Assets-Brookgreen Gardens Improved Forest Management Project

American Carbon Registry (ACR) · United States · Forest

249.4K

issued tCO₂e

Finite Carbon - Cook's Branch Conservancy IFM

American Carbon Registry (ACR) · United States · Forest

236.9K

issued tCO₂e

Montesol - Forest Carbon Partners Improved Forest Management Project

Climate Action Reserve (CAR) · United States · Forest

232.8K

issued tCO₂e

Congaree River

American Carbon Registry (ACR) · United States · Forest

226.1K

issued tCO₂e

Finite Carbon - AMC Silver Lake IFM

Climate Action Reserve (CAR) · United States · Forest

182.7K

issued tCO₂e

Farm Cove Community Forest

Climate Action Reserve (CAR) · United States · Forest

180.1K

issued tCO₂e

Related methodologies

Same scope, with a more favourable ICVCM decision.

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.