A census tract designated to attract long-term investment; by investing eligible capital gains into a Qualified Opportunity Fund (QOF) that invests in OZ property, you can receive special federal tax treatment.
The one-stop shop for information about Opportunity Zones
Opportunity.Zone covers Qualified Opportunity Funds (QOFs), Qualified Opportunity Zone Businesses (QOZBs), the 180-day rules, the 31-month working-capital safe harbor, substantial-improvement tests, and how 10-year holds can exclude post-investment appreciation. No fluff — just the rules, the why, and how to use them.
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What is an Opportunity Zone?
Understanding the basics
An Opportunity Zone is a census tract designated to attract long-term investment. By investing eligible capital gains into a Qualified Opportunity Fund (QOF) that invests in OZ property, you can receive special federal tax treatment including deferral, basis step-up, and potential exclusion of post-investment appreciation.
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Opportunity Zone Map
Find zones near you
Type an address into the search bar to locate it on the map. Then, zoom out to see if it is within an Opportunity Zone, or to see nearby Opportunity Zones, which are shown in the map in orange.
Quick FAQs
Short, practical answers
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What is an Opportunity Zone (OZ)?
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What is a Qualified Opportunity Fund (QOF)?
A QOF is a partnership or corporation that self-certifies to invest at least 90% of its assets in OZ property; it reports annually via IRS Form 8996.
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Where can I see the official OZ list?
The official list of designated Opportunity Zones is maintained by the U.S. Treasury's CDFI Fund, and is available as a spreadsheet and via mapping tools.
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How many Opportunity Zones are there?
There are approximately 8,764 designated OZ census tracts across the U.S. (plus some territories) as listed by the CDFI Fund.
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What are the core tax benefits of investing in a QOF?
You can (1) defer eligible capital gains invested into the QOF, (2) receive basis step-up benefits depending on timing, and (3) exclude post-investment appreciation if you hold the investment for at least 10 years and make the required election.
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What gains qualify for OZ investment?
Generally, capital gains may qualify; you only need to invest the gain amount (not necessarily all proceeds) to receive OZ tax benefits.
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What is the filing requirement for investors?
If you hold any QOF investment during the tax year, you must file IRS Form 8997 to report the deferral and track your position; failure to file may lead to a presumption of inclusion.
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How long must I hold an OZ investment to exclude appreciation?
You must hold the QOF investment for a minimum of 10 years to elect the exclusion of post-investment appreciation, per the final regulations.
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What is the 180-day investment window?
Upon recognizing eligible gain, you generally have 180 days to invest it into a QOF; for partners or S-corp shareholders, the start date may differ under special rules.
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What is the 90% asset test for a QOF?
A QOF must ensure that on average at least 90% of its assets are qualifying OZ property, tested semi-annually (last day of first 6-month period and end of tax year).
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What qualifies as a Qualified Opportunity Zone Business (QOZB)?
A QOZB must meet tests such as: at least 70% of its tangible property is in an OZ, and at least 50% of its gross income is from the active conduct of a trade/business within the zone; certain excluded business types apply.
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What does "original use" vs. "substantial improvement" mean?
If property does not begin original use in the zone, then to qualify the improvements within a 30-month period must exceed the adjusted basis of the property (land excluded from calculation).
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What is the 31-month working-capital safe harbor?
A QOZB may hold working capital for up to 31 months if it adopts a written plan and schedule to acquire or improve OZ property; this safe harbor helps developers plan construction or redevelopment projects.
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How do I check if an address falls within an OZ?
You can reference the CDFI Fund's tract list or use mapping tools (third-party or embedded) to drop an address and verify OZ status.
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Do state tax rules follow federal OZ rules?
Not always. Some states conform fully, some partially, others not at all. Always check your state Department of Revenue for OZ-specific guidance.
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Have there been recent changes or policy enhancements?
Yes — the Treasury/IRS have issued final regulations and guidance; more recently, policy emphasis on rural zones and additional incentives have emerged. Investors and sponsors track these for timing, structuring and potential benefit updates.
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How do I set up a QOF?
Form a partnership or corporation, adopt a qualifying purpose to invest in OZ property (not another QOF), track the 90% asset test, and file Form 8996 for at least the first year of operation.
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What do developers or sponsors need to do for OZ-qualified projects?
They need to structure a stack (QOF → QOZB), prepare a written working-capital plan (for 31-month safe harbor), ensure property qualifies (original use or substantial improvement), meet asset/income tests, and maintain documentation.
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Can operating businesses qualify under OZ rules (not just real estate)?
Yes. Businesses other than real estate may qualify as long as they meet the QOZB tests (property, income, use) and are not one of the excluded categories.
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What triggers inclusion of the deferred gain?
Events such as certain dispositions, non-compliance with key tests, or failure to make elections may trigger taxable inclusion of the previously deferred gain under the OZ statute/regulations.
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What are common pitfalls to avoid?
Common mistakes include: missing the 180-day investment deadline (or mis-determining its start), failing the 90% asset test due to too much idle cash, weak documentation for the 31-month working-capital plan, assuming state tax rules mirror federal rules, and failing to file required forms (8996, 8997).
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Where can I keep current with OZ rules and developments?
Use sources such as the IRS Opportunity Zones hub and FAQs, the Federal Register final regulations, the U.S. Code §1400Z-2 for statutory language, and the CDFI Fund tract list and updates.
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Is this site providing tax or legal advice?
No. This site is for educational purposes only. Always consult a qualified tax, legal or investment professional for your specific situation.
Media
Resources & coverage
Explore our collection of Opportunity Zone resources, news coverage, and educational materials to stay informed about the latest developments and insights.



