CAR-FOREST ARB Compliance Offset Protocol: U.S. Forest Projects

CAR-FOREST is a forestry & land use methodology used by 42 projects on Climate Action Reserve (CAR), American Carbon Registry (ACR). Registry records show 17,135,820 tonnes issued and 83.5% of them retired.

Key figures

Projects

42

Countries

1

Credits issued

17,135,820 t

Credits retired

14,306,727 t

Retired share of issued

83.5%

Projects with uncovered reversals

3

Projects yet to issue

16.7%

Source: Berkeley Voluntary Registry Offsets Database, as used by the Methodology Lab · Data as of June 2026

ICVCM status

Methodology under ICVCM assessment.

  • CAR U.S. Forest Protocol - 5.1

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

What this means

Where it is used

Source: Registry records · Data as of 1 June 2026

Issuance by vintage

Issuance by vintage for CAR-FORESTVintages 2002 to 2024: 17,135,820 tonnes issued.01.3M2.5M3.8M5M2002 issued: 5,788 tonnes20022003 issued: 19,586 tonnes2004 issued: 36,643 tonnes20042005 issued: 247,673 tonnes2006 issued: 381,308 tonnes20062007 issued: 3,162,205 tonnes2008 issued: 1,558,595 tonnes20082009 issued: 1,314,756 tonnes2010 issued: 2,185,620 tonnes20102011 issued: 2,721,571 tonnes2012 issued: 1,888,903 tonnes20122013 issued: 1,526,384 tonnes2014 issued: 1,134,520 tonnes20142015 issued: 126,572 tonnes2016 issued: 149,084 tonnes20162017 issued: 85,429 tonnes2018 issued: 62,264 tonnes20182019 issued: 122,834 tonnes2020 issued: 163,155 tonnes20202021 issued: 103,448 tonnes2022 issued: 92,521 tonnes20222023 issued: 38,890 tonnes2024 issued: 8,071 tonnes2024
VintageIssued (tCO₂e)
20248,071
202338,890
202292,521
2021103,448
2020163,155
2019122,834
201862,264
201785,429
2016149,084
2015126,572
20141,134,520
20131,526,384
20121,888,903
20112,721,571
20102,185,620
20091,314,756
20081,558,595
20073,162,205
2006381,308
2005247,673
200436,643
200319,586
20025,788

Source: Berkeley Voluntary Registry Offsets Database · Data as of June 2026

Projects using CAR-FOREST

44 project pages in the CRBN.credit database, largest issuance first.

Virginia Conservation Forestry Program - Clifton Farm

Climate Action Reserve (CAR) · United States · Forest

63.1K

issued tCO₂e

Howland Research Forest

Climate Action Reserve (CAR) · United States · Forest

48.9K

issued tCO₂e

Arcata City Forest Barnum Tract

Climate Action Reserve (CAR) · United States · Forest

48.7K

issued tCO₂e

Arcata Sunnybrae Tract

Climate Action Reserve (CAR) · United States · Forest

46.8K

issued tCO₂e

Noles North Avoided Conversion Forest Project

Climate Action Reserve (CAR) · United States · Forest

36.6K

issued tCO₂e

Alder Stream Preserve

Climate Action Reserve (CAR) · United States · Forest

36.6K

issued tCO₂e

Noles South Avoided Conversion Forest Project

Climate Action Reserve (CAR) · United States · Forest

34.9K

issued tCO₂e

Lucchesi Tract

Climate Action Reserve (CAR) · United States · Forest

23.0K

issued tCO₂e

Lompico Forest Carbon Project

Climate Action Reserve (CAR) · United States · Forest

17.2K

issued tCO₂e

RPH Ranch

Climate Action Reserve (CAR) · United States · Forest

12.1K

issued tCO₂e

Devil Fire Reforestation

American Carbon Registry (ACR) · United States · Forest

No issuance recorded

Mississippi River Islands Forest Conservation Project

Climate Action Reserve (CAR) · United States · Forest

No issuance recorded

RMS Coastal Headwaters Longleaf Restoration Avoided Conversion

Climate Action Reserve (CAR) · United States · Forest

No issuance recorded

SPI Wildfire Reforestation Project #2

Climate Action Reserve (CAR) · United States · Forest

No issuance recorded

SPI Wildfire Reforestation Project #3

Climate Action Reserve (CAR) · United States · Forest

No issuance recorded

SPI Wildfire Reforestation Project #5

Climate Action Reserve (CAR) · United States · Forest

No issuance recorded

Stonehorse One IFM Project

Climate Action Reserve (CAR) · United States · Forest

No issuance recorded

Storrie Fire Reforestation

American Carbon Registry (ACR) · United States · Forest

No issuance recorded

The Cuyamaca Rancho State Park (CRSP) Reforestation Project

Climate Action Reserve (CAR) · United States · Forest

Not yet issued

Related methodologies

Same scope, with a more favourable ICVCM decision.

Questions about CAR-FOREST

How many projects use CAR-FOREST?

42 projects, in 1 country, as of June 2026.

Is CAR-FOREST approved by the ICVCM?

Methodology under ICVCM assessment.

How much of the credits issued under CAR-FOREST have been retired?

83.5%, or 14,306,727 of 17,135,820 tonnes.