What Is a Qualified Opportunity Fund and What Changes on January 1, 2027?

What Is a Qualified Opportunity Fund and What Changes on January 1, 2027?

A qualified opportunity fund is an investment vehicle that holds at least 90% of its assets in qualified opportunity zone property, which means zone business property plus stock and partnership interests in qualifying zone businesses. Invest an eligible capital gain in one within 180 days of realizing it and you defer tax on that gain. Hold the fund investment for ten years and you can elect to step its basis up to fair market value, permanently excluding the appreciation on the fund investment itself.

The deferral gets the attention. The ten-year exclusion is the actual prize.

Two things make this worth reading right now rather than next spring. There is a hard deadline on December 31, 2026 for anyone already invested. And a substantially different regime starts January 1, 2027.

How the Original Version Works

Four mechanics, all still governing pre-2027 money:

• 180-day window. You have 180 days from realizing an eligible gain, which means capital gains and qualified section 1231 gains not from a related party, to invest a corresponding amount in a QOF in exchange for an equity interest. Debt does not count.
• 90% asset test. The fund must hold at least 90% of assets in qualified opportunity zone property, measured as the average of two testing dates: the last day of the first six months of the fund's tax year, and the last day of the tax year.
• Substantial improvement. For existing buildings, additions to basis over any 30-month period generally must exceed 100% of adjusted basis at the start of the period. You have to roughly double your basis in the building.
• Ten-year hold. Elect to step basis to fair market value on sale. This is preserved for dispositions before January 1, 2048, even after a zone's designation expires.

Reporting runs on two forms: Form 8996, filed by the fund to certify and to report the 90% test annually, and Form 8997, filed by the investor every year the qualifying investment is held.

Source: IRS, Invest in a Qualified Opportunity Fund.

The December 31, 2026 Event for a Qualified Opportunity Fund

If you deferred a gain into a QOF under the original rules, the deferral ends this year.

IRS Notice 2026-40 is explicit: taxpayers holding a qualifying investment through December 31, 2026 must include the remaining deferred gain in income in the taxable year that includes that date. That recognized gain cannot be re-deferred into another opportunity fund, because the original deferral election remains in effect.

The ten-year exclusion survives it. You still remain potentially eligible to make the basis step-up election on a later sale, subject to the holding period.

So the shape of the year for an existing investor is: a tax bill arrives in 2026 for gain deferred years ago, the investment continues, and the exclusion is still on the table. Plan the cash for the inclusion now rather than in April.

Source: Notice 2026-40.

What Changes for a Qualified Opportunity Fund on January 1, 2027

The One Big Beautiful Bill Act made the program permanent under a section titled "Permanent Renewal and Enhancement of Opportunity Zones." Four changes matter to an investor.

Rolling designation rounds

Zone designations now recur. The statute sets a "decennial determination date" of July 1, 2026 and every July 1 ten years thereafter, with each designation running for a fixed ten years starting the following January 1. The first new round takes effect January 1, 2027 and runs through December 31, 2036.

What rolls is the recurring round, not any individual zone's clock. Each designation is still a fixed ten-year term.

A rolling five-year deferral instead of a fixed date

For amounts invested after December 31, 2026, the deferred gain is included in the earlier of the year the investment is sold or exchanged, or otherwise hits an inclusion event, and the date five years after the investment was made. The fixed December 31, 2026 date disappears for new money.

There is a 10% basis step-up at year five. The old 7-year additional 5% step-up is eliminated.

A 30-year ceiling on the exclusion

The ten-year exclusion now stops compounding. Basis steps up to fair market value on the sale date if sold before the 30th anniversary, or to fair market value on the 30-year date if held longer. Appreciation past year 30 is no longer sheltered.

Tighter zone eligibility

The low-income community test was replaced with a stricter standalone test: median family income not exceeding 70% of the statewide or metropolitan median, or a poverty rate of at least 20% with median family income not exceeding 125% of the applicable median. The old threshold was 80% and the poverty path had no income ceiling.

The contiguous-tract rule was eliminated entirely. A tract must now qualify on its own. Existing 2018 zones get no grandfathering; they are eligible for renomination only if they independently qualify under the new test.

Statutory text: P.L. 119-21.

The Rural Version, Which Is Partly Live Already

OBBBA created a qualified rural opportunity fund, a QOF holding at least 90% of its assets in qualified opportunity zone property in a zone comprised entirely of a rural area, meaning any area other than a city or town over 50,000 people and any contiguous urbanized area.

Two enhancements:

	Standard QOF	Rural QOF
Basis step-up at 5 years	10% of deferred gain	30% of deferred gain
Substantial improvement threshold	100% of adjusted basis	50% of adjusted basis

The 30% step-up applies to amounts invested after December 31, 2026.

The 50% substantial improvement threshold is already in effect. It took effect on the date of enactment, July 4, 2025, and applies to determinations made on or after that date, including for tangible property in existing 2018-designated zones that are entirely rural. The IRS identified 3,309 such existing zones in an appendix to Notice 2025-50.

For a rehab project in a rural zone, halving the improvement requirement is the most immediately usable change in the entire package.

The Trap for Legacy-Zone Deals

This is the part that is not getting enough attention.

Existing zone designations expire December 31, 2028 (December 31, 2027 for Puerto Rico). But the property rules bite two years earlier. Under Notice 2026-40, property acquired by a QOF or QOZB after December 31, 2026 generally cannot be qualified opportunity zone business property unless it is acquired for use in a zone designated after July 4, 2025, or one of two exceptions applies.

The main exception is a working capital plan safe harbor with four conditions. Three are tested at year end; the second is an ongoing test:

1. A written working capital safe harbor plan adopted on or before December 31, 2026
2. Acquisitions substantially consistent with that plan
3. The business has received at least 10% of total estimated working capital assets by December 31, 2026
4. The business has expended at least 5% by December 31, 2026, with amounts under a pre-2027 binding agreement counting as expended

The second exception covers ordinary-course replacement or modernization property needed to continue operations. Property acquired for expansion or to enter a new trade or business does not qualify.

If you have a legacy-zone project mid-construction, that four-part test is the most important paragraph in this article. There is also relief on the back end: qualifying property may continue to be treated as in a zone for the substantial-use test, and a business as operating in a zone for the 50% gross income test, through December 31, 2047.

New Reporting, With Real Penalties and No Form

OBBBA added section 6039K, requiring every QOF to file an annual information return covering fund identity, total assets and zone property value on each testing date, NAICS codes and census tract locations per investment, owned versus leased tangible property values, approximate residential unit counts, approximate average monthly full-time-equivalent employees, and investor-level disposition detail. Section 6039L requires zone businesses to furnish the underlying data to the fund.

New section 6726 sets the penalties: a statutory base of $500 per day the failure continues, capped at $10,000 per return, rising to $50,000 for funds with gross assets over $10,000,000, with those figures multiplied fivefold for intentional disregard. Inflation-adjusted for returns required to be filed in 2027, that is $510 per day, with a $51,000 cap for funds with gross assets over $10,230,000. The general cap stays at $10,000 after adjustment, and the intentional disregard figures become $2,550 and $255,000. Source: Rev. Proc. 2025-32, section 4.59.

These apply for taxable years beginning after July 4, 2025.

And there is no IRS form to file the return on. That is the current state of play, not an oversight in this article.

What Guidance Actually Exists

Three sub-regulatory items and nothing more:

• Notice 2025-50, rural substantial improvement, October 2025
• Rev. Proc. 2026-14, the state nomination procedure for the 2027 round, effective April 2026
• Notice 2026-40, transitional guidance, released June 2026

No proposed regulations have been issued. Notice 2026-40 says only that Treasury and the IRS intend to issue them. No REG number, no deadline.

The 2027 zones have not been designated. The nomination window opened July 1, 2026 and Treasury's certification deadline is late November 2026, extendable to late December. Anyone marketing a specific 2027 zone to you right now is ahead of the government.

There is also no guidance at all on how a fund elects or certifies rural fund status, and none on the section 6039K reporting.

What This Means Before You Invest

The honest summary: the program is now permanent and in several ways more generous, and it is also less settled than it has been since 2019. Those are both true.

If you are considering a QOF, the questions that matter are whether the fund manager has a plan for the December 2026 inclusion event, how they intend to handle property acquisition timing across the 2026 and 2027 boundary, and what they will do about section 6039K reporting when a form appears. A manager who has not thought about the working capital safe harbor conditions is not ready for this transition.

Anomaly CPA is a Boston firm founded in 2018 with stated specialties including real estate investors, SMB owners, and high-net-worth individuals. Real estate investor focus is the relevant qualification for opportunity zone work, since most of these deals are property deals with a tax wrapper.

The limitation worth stating: no professional can currently give you a settled answer on questions the regulations have not addressed, and anyone who claims otherwise is guessing. A tax benefit is also not an investment thesis. A bad deal in an opportunity zone is still a bad deal.

You can compare firms by specialty and verified reviews in the Sam's List accountant directory.

Frequently Asked Questions

Do I still owe tax on a deferred gain on December 31, 2026? Yes, if you are holding a qualifying investment made under the original rules through that date. The remaining deferred gain is included in income in the taxable year containing December 31, 2026, and it cannot be re-deferred into another opportunity fund. The ten-year basis step-up election on the investment itself remains available.

Are opportunity zones permanent now? The program is permanent under the 2025 legislation, structured as recurring ten-year designation rounds rather than a single expiring map. The first new round takes effect January 1, 2027 and runs through December 31, 2036. Existing 2018 zone designations expire December 31, 2028, and they are only renominated if they independently meet the new eligibility test.

What is a qualified rural opportunity fund? A QOF holding at least 90% of assets in qualified opportunity zone property in a zone comprised entirely of a rural area, meaning outside cities or towns over 50,000 people and adjacent urbanized areas. Rural funds get a 30% basis step-up at five years instead of 10%, for amounts invested after December 31, 2026. The reduced 50% substantial improvement threshold for rural property has applied since July 4, 2025.

Has the IRS issued regulations on the new opportunity zone rules? No. As of late August 2026 there are three sub-regulatory items, Notice 2025-50, Rev. Proc. 2026-14, and Notice 2026-40, and Treasury has stated only that it intends to issue proposed regulations. No proposed regulations have been published and no filing form exists yet for the new section 6039K fund reporting.

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About the author: Kimberly Green is the cofounder of Sam's List, where business owners and high earners find vetted CPAs, financial advisors, and fractional CFOs. She's met one-on-one with 400+ financial professionals and writes from the real data behind thousands of client-advisor matches. Ask her anything about finding an accountant - she's heard it all, including the questions people are afraid to ask.