Does Receiving Payments for Managing Forest Carbon Affect My Taxes?

Introduction

Receiving payment for managing forest carbon can be an appealing option for landowners; however, it is important to understand how carbon contracts may affect other opportunities to stack benefits, such as tax incentives. Loss of tax benefits could exceed the benefits of entering into a carbon contract; therefore, it is useful to assess whether the carbon contract's requirements are compatible with existing tax laws.

This article provides a general overview of tax programs affecting private forest lands and examines the conditions under which carbon payments may align with tax policy. Because many of these programs are state-specific, this article serves as a general guide. When considering carbon contracts, it’s essential to seek advice from a qualified consulting forester and legal or tax expert.

Property Tax

There are two types of state-level taxes associated with private forest lands: property and extraction taxes. Each state has some form of preferential property tax program that lowers the overall property tax on qualified, enrolled forest lands in some way. The distribution of extraction and preferential tax policies by state is shown in Figure 1. Carbon contracts can affect these programs in different ways.

Extraction taxes, such as severance and yield taxes, are only paid after a harvest has occurred, and there are no specific requirements on the frequency or quantity of harvests. Carbon contracts that employ Improved Forest Management (IFM) protocols often delay harvesting for a specified period. In this case, taxes to be collected after harvesting may be deferred until the period during which harvesting is permitted under the carbon contract (Diedrich & Clay, 2025). This means that landowners are likely to have to pay extraction taxes on the newly harvested timber, on top of the taxes paid on the carbon income.

Preferential: Preferential forest property tax programs are different in each state and are designed to incentivize certain "preferential" land management practices, and land uses such as recreational, commercial timber or conservation purposes. (Diedrich & Clay, 2025). A description of the four main types of preferential tax programs is provided below in Table 1.

Some preferential forest property taxes programs may have certain harvesting requirements to ensure local wood feedstocks in the state. This could include programs that offer a modified tax rate, forest exemption, or forest rebate. A frequent preferential tax policy is current use valuation (CUV) of property based on its forestland status. If the preference applies only to "working" forest lands or those managed for commercial production of timber, it is important to understand how those terms are defined and whether a carbon contract would qualify for, or alter, the property's status. Some policies may also require evidence of the quantity and frequency of harvests to be eligible for the preferential tax program, such as a 5-year harvest rotation (Diedrich & Clay, 2025). Carbon contracts that use Improved Forest Management (IFM) protocols and require a delay in harvest may or may not be compatible with this requirement. To learn more about the preferential tax policy in your state, we recommend that you reach out to a county extension agent or local state agency forester.

Table 1. Primary kinds of preferential tax programs for private forest lands (Diedrich & Clay, 2025)

Modified Assessment:
Alters the assessed value of forestland—in many cases, this involves basing the assessed value of qualifying properties on their current use value (CUV) rather than on the fair market value (FMV), which can result in lower property taxes for the landowner.

Modified Rate:
Adjusts the standard tax rate applied to forestland—if the standard rate is 2%, a modified rate program might modify the rate applied to forestland to 1%, thus providing a preferential treatment.

Forest Exemption:
Provides a partial or full property tax exemption on the value of the forestland or timber—some states exempt land and timber while others only exempt timber and/or forest products.

Forest Rebate:
Offers a tax refund or credit for a portion of the property taxes paid on forestland—the amount might be a certain percent of the taxes paid, with a maximum yearly allowance per landowner.

The assessed value of a property is primarily used to calculate property taxes. Today, some states may not recognize forest carbon as a valuable asset, but this could change in the future. If your property taxes are based on current-use valuation and carbon management becomes recognized as a legitimate land use, entering into a carbon contract could impact your property's assessed value.

Landowners should be aware that carbon contracts that delay harvest may come in conflict with the requirements of some modified assessment of current use value (CUV) assessments. Carbon management on industrial forest lands often increases the total land expectation value and fair market value (Deidrich & Clay, 2025). On non-industrial forest lands carbon contracts are also tied to the property's deed. However, because few family forest owners are enrolled in carbon markets at this time, it is unclear how this will affect a property's resale value. Also, keep in mind that it is not uncommon for timber harvesting to occur when the land is transferred to a new owner, to help cover any sales taxes (Li, Cushing, and Frey, 2026). Potential buyers will have to consider whether the amount of any remaining carbon payments will offset the costs of land transfer and delaying harvest.

Income Taxes

There are three main classifications for how timber is being held, or landowner classification: "personal use or hobby," "investment," and "trade or business" (Li, Cushing, and Frey, 2026). The types of deductions and tax amounts differ based on how the land is classified. Landowners should evaluate their current classification and consider how entering a carbon contract may affect it, as this may be closely tied to how carbon income is treated for tax purposes. Investment and trade or business landowners all must have profit motives with their timber.  Although they may want to make a profit from carbon markets, profit motives have traditionally been considered only based on the intention to harvest timber. In some cases, a tax auditor may state that a delayed harvest contract places a restriction on the ability to harvest the land for that time period, which would remove the profit motive from the property. Landowners must make it clear to auditors that their motivation for entering a carbon market is based on profit. This may impact their tax beneficial classification for deductions. Being classified as a material participant business is the most advantageous of all classifications for landowners in terms of deductions and the ability to claim such things as casualty losses. However, each year they must prove that they are "materially participating" by passing one of seven "hours" test. (See Appendix A). Carbon contracts may restrict forest management activities such that the landowner is not able to achieve one of the "hours" test. Landowners should discuss this with their accountant prior to enrolling in a carbon market.

Landowners who are participating in reforestation activities are often eligible for reforestation tax deduction and amortization provisions. Some states may offer reforestation tax credits as well. This could be an extremely important consideration for a landowner who is signing onto an afforestation/reforestation carbon contract. The deduction and amortization only apply to those costs incurred by the landowner; they would not be able to "double-dip" if the carbon market paid for all or part of the reforestation costs. Beyond that, partial payment for reforestation may preclude landowners from the use of some state-based reforestation tax programs.

Carbon payments are most commonly taxed as ordinary income, although there has not been an official ruling from the IRS. Being treated as ordinary income will likely preclude the use of the timber tax basis to reduce the amount of taxable gain. Landowners might be able to justify that their carbon payments should be treated as a capital gain, but this depends on the classification of the land holding, and how the IRS defines profit motive. Capital gains are usually taxed at lower rates, which is preferable for landowners (Cushing, 2023), so landowners may want to discuss ways to become eligible with a tax professional. In addition to paying higher taxes if the payments are considered ordinary income, landowners might be subject to self-employment tax, as this could add an additional 15.3% tax burden. The landowners will only be at risk of paying the self-employment tax, however, if their land is not classified as a trade or business land classification. The best advice is to consult legal professionals and maintain consistency in how income from carbon offsets is reported each year (Cushing, 2025). For a detailed discussion of forest income tax policy review the 2025 USDA Tax Tips for Forest Owners (Li, Cushing, and Frey, 2026).

Conclusion

Landowners who take advantage of preferential tax programs must ensure that any contracts they sign align with the requirements of those programs. It's also important to keep in mind that tax situations might evolve as carbon management becomes a more accepted way of using land. For landowners not currently in a preferential tax program, exploring the combination of carbon contracts with tax incentives could potentially enhance their profits. However, the rules and regulations can differ widely from state to state and even between counties. Therefore, it's essential to collaborate closely with legal experts and project developers to navigate these complexities.

If you have any questions or are interested in collaborating with the FOCCE program, please contact Melissa Kreye at mxk1244@psu.edu.

Appendix A -

"Hours" Test for Material Business Classification

Owner must pass 1 of 7 test every year to maintain business classification 

1. The taxpayer works 500 hours of more during the year in the activity
2. The taxpayer does substantially all the work in activity
3. The taxpayer works more than 100 hours in the activity during the year and no one else works more than the taxpayer
4. The activity is a significant participation activity (SPA) and the sum of the SPAs in which the taxpayer works 100-5000 hours exceeds 500 hours for the year
5. The taxpayer materially participated in the activity in any 5 of the prior 10 years
6. The activity is a personal service activity and the taxpayer materially participated in that activity in any 3 prior years
7. Based on all of the facts and circumstances, the taxpayer participates in the activity on a regular continuous and substantial basis during such year (very restrictive)

Sources

Cushing, T. (2023, September 1).  Tax Dimensions of Forest Carbon Contracts. Securing Northeast Forest Carbon Program. 

Diedrich, G., & Clay, K. Forest Preferential Property Tax Programs and Carbon Project Compatibility.

IRS. (2026, February). Publication 925 (2025), passive activity and at-risk rules. Internal Revenue Service.

Li, Y., Cushing, T., & Frey, G. (2024, December). FS-1261 | December 2024 tax tips for Forest Landowners: 2024 Tax Year. US Forest Service.