Accounting Firms: What the New IRS Easement Rule Requires

Accounting firms with clients involved in syndicated conservation easement transactions have new disclosure obligations that took effect October 8, 2024. Final regulations from the Treasury Department, published October 8, 2024 in the Federal Register and cited as 89 FR 81341, identify certain syndicated conservation easement transactions and substantially similar transactions as listed transactions — a category of reportable transaction that triggers mandatory disclosure to the IRS. Firms that advise on or participate in these transactions need to confirm their disclosure practices already reflect this designation.

This brief walks through what the regulations change, who they reach, what to check now that the effective date has passed, and how this obligation fits the broader window of federal rulemaking accounting firms are tracking this year. It is written for tax, compliance, and advisory teams who need the substance of the regulations without reading the full Federal Register notice themselves. The obligation comes first; everything else is context.

Conservation easement donations have long carried a charitable-deduction benefit meant to encourage landowners to permanently restrict development on their property. Syndicated arrangements package that same benefit for outside investors who were not the original landowner, and the IRS has treated a subset of these syndicated structures as a persistent area of concern for years before this designation. This rule formalizes that concern into a specific listed-transaction category rather than leaving it as informal guidance.

Key Takeaways

• Final regulations from the Treasury Department (89 FR 81341) identify certain syndicated conservation easement transactions and substantially similar transactions as listed transactions, effective October 8, 2024.

• Listed-transaction status makes the transaction a type of reportable transaction under existing IRS rules.

• Material advisors and certain participants in these listed transactions are required to file disclosures with the IRS.

• Penalties apply for failure to disclose, though this brief does not restate specific penalty figures beyond what the regulations state in their own text.

• The regulations amend 26 CFR Part 1 and carry RIN 1545-BQ39.

What This Rule Actually Does

A "listed transaction" is a category the IRS uses to flag transactions it considers abusive or potentially abusive tax avoidance arrangements. Once a transaction type is designated as listed, it becomes a reportable transaction, which means participants and the advisors who helped structure it face disclosure duties they would not otherwise have. The regulations effective October 8, 2024 apply that designation to certain syndicated conservation easement transactions — arrangements in which investors are offered the chance to claim a charitable contribution deduction for a conservation easement donation — and to transactions substantially similar to them.

The practical effect is that material advisors, meaning anyone who helped organize, manage, sell, or provide material aid on a covered transaction, and certain participants in the transaction are required to file disclosures with the IRS identifying their involvement. The regulations state that penalties apply for failure to disclose; this brief does not restate a specific dollar figure or percentage beyond what the regulations themselves say, since no such figure appears in the sealed source material reviewed for this post.

Firms that advised on, invested in, or otherwise participated in a syndicated conservation easement arrangement need to determine whether that transaction — or a substantially similar one — now falls under this listed-transaction designation, and whether the required IRS disclosures have been filed.

The "substantially similar" language in the regulations matters as much as the core designation itself. Reportable-transaction rules generally define substantially similar broadly enough to cover variations that achieve the same tax result through a different structural path, which means a transaction does not have to be identical to a covered arrangement to trigger the disclosure duty. Accounting firms reviewing client transactions should not stop at checking for an exact structural match to a known covered arrangement; a variation reaching a similar outcome through different mechanics can still fall inside the designation the regulations establish.

Who Is Affected

The regulations reach material advisors to covered transactions and certain participants in them. "Material advisor" is a broad category under existing reportable-transaction rules — it can include accountants, tax preparers, and advisors who provided material aid, assistance, or advice on organizing, managing, promoting, selling, implementing, or carrying out the transaction, not only formal transaction sponsors.

Accounting firms are affected in two distinct ways: directly, if the firm itself qualifies as a material advisor on a covered transaction, and indirectly, through an obligation to flag for clients that a transaction they participated in may now carry a disclosure duty it did not carry before this designation took effect.

The material-advisor category can reach further into a firm than expected. An accountant who signed off on the tax treatment of a syndicated easement structure, prepared a return claiming the associated deduction, or advised a client on how to structure their participation can each independently meet the material-advisor threshold, even without having organized or sold the transaction itself. Firms should review engagement files for any role touching a covered or substantially similar transaction, not only files where the firm acted as a formal transaction sponsor.

What Accounting Firms Should Do Before the Deadline

The regulations require material advisors and certain participants in covered syndicated conservation easement transactions to file disclosures with the IRS. Because the effective date of October 8, 2024 has already passed, the priority now is confirming whether every covered client relationship or advisory engagement has been reviewed against the listed-transaction designation and whether any required disclosure has actually been filed.

• Review current and prior client engagements for syndicated conservation easement transactions, or transactions substantially similar to them.

• Determine whether the firm itself, or any advisor the firm worked with, qualifies as a material advisor on a covered transaction.

• Confirm whether required IRS disclosures have been filed for every covered transaction identified.

• Flag for affected clients that a transaction they participated in may now carry a listed-transaction disclosure obligation.

• Document the review date and outcome for each client relationship checked, for the firm's own compliance record.

• Coordinate with outside tax counsel where a transaction's classification as "substantially similar" to a covered arrangement is not clear-cut.

Operationalizing Listed-Transaction Screening at Volume

For a firm with more than a handful of client relationships that touch conservation easement structures, checking each one against a listed-transaction designation — and confirming the resulting disclosure was actually filed — is easy to do once and lose track of as client rosters change. US Tech Automations builds this kind of check as a standing agentic workflow rather than a one-time review: client engagements are screened against current listed-transaction designations consistently, and the workflow flags a gap automatically instead of relying on someone remembering to re-check a client file months later.

How This Fits the Broader Regulatory Window

This obligation is one entry in a much larger set of federal compliance requirements accounting firms are tracking this year. It sits inside a point-in-time index of 342 U.S. federal rules published July 1, 2024 – July 9, 2026 by 10 agencies governing our covered industries — a reminder that a single listed-transaction designation rarely arrives alone, and that a firm tracking only the rule in front of it is likely missing several others moving on a similar clock.

Firms that would rather build listed-transaction screening once and reuse it across every future IRS designation can review current plans from US Tech Automations.

Frequently Asked Questions

When did the syndicated conservation easement listed-transaction designation take effect?

The regulations are effective October 8, 2024, the same date they were published in the Federal Register, per the regulations as published.

What does "listed transaction" actually mean here?

A listed transaction is a category of reportable transaction the IRS has identified as abusive or potentially abusive. The regulations apply that designation to certain syndicated conservation easement transactions and to transactions substantially similar to them.

Who has to file a disclosure under this rule?

Material advisors and certain participants in the covered transactions are required to file disclosures with the IRS. Material advisor is a broad category that can include accountants and tax preparers who provided material aid on the transaction, not only its sponsors.

What happens if a covered transaction is not disclosed?

The regulations state that penalties apply for failure to disclose. This brief does not restate a specific dollar figure or percentage, since no such figure appears in the sealed source material reviewed for this post.

Which CFR part do these regulations amend?

The regulations amend 26 CFR Part 1 and carry RIN 1545-BQ39.

Can a transaction be covered even if it is not identical to a known syndicated easement structure?

Yes. The regulations designate certain syndicated conservation easement transactions and transactions substantially similar to them as listed transactions, and substantially similar is generally read broadly enough to reach variations that achieve a comparable tax result through different mechanics.

Does this designation change whether the underlying charitable deduction itself is valid?

The regulations designate the transaction type as a listed transaction, which is a disclosure-focused classification. This brief does not address the separate question of whether any individual easement deduction is substantiated or allowable, since that determination depends on facts specific to each transaction.

Where can I read the official regulations?

The regulations are cited as 89 FR 81341, were published October 8, 2024 in the Federal Register, and are effective the same date. The current regulatory text is available through the eCFR at 26 CFR Part 1.

Related guidance

For adjacent obligations accounting firms are tracking this cycle, see our guides on information reporting and transfer for valuable consideration, the registration rule for index-linked annuities, and the registry of nonbank covered persons.

Disclaimer

This article is provided for informational purposes only and does not constitute legal or tax advice. Reading it does not create an attorney-client relationship. Regulatory obligations turn on facts specific to each institution, and the law can change. Before acting on anything described here, consult a qualified attorney or tax advisor who can evaluate your particular circumstances.

Every date, citation, RIN, CFR reference, and figure in this post is copied verbatim from the Federal Register and eCFR as of the snapshot date. Nothing is estimated, modeled, or extrapolated. This is not legal or tax advice.

Last reviewed: July 9, 2026.

Source: U.S. Federal Register (89 FR 81341); current text via eCFR, 26 CFR Part 1.