The bill adds a new purchaser-level tax in the Internal Revenue Code targeted at investors who acquire single-family homes and creates reporting and aggregation rules to determine who is liable. It builds a statutory framework to classify investors by portfolio size and to exempt certain nonprofit and public entities.
The measure designates the revenue for two HUD-administered affordable housing programs.
At a Glance
What It Does
The bill inserts a new subchapter into the Internal Revenue Code that imposes a tiered tax on the purchase price when an investor buys a single-family home. It sets out thresholds to categorize investors, an exclusion for most new construction, and a mandatory reporting requirement tied to the taxpayer's annual return.
Who It Affects
Private equity firms, real estate investment firms, landlords and other entities that aggregate single-family homes into portfolios will be the primary targets; public housing authorities, community land trusts and eligible nonprofits are carved out. The IRS and HUD will receive new administrative and funding responsibilities.
Why It Matters
This is a novel federal purchaser-level levy aimed at investor activity in the single-family housing market and channels dedicated revenue to federal affordable-housing programs, creating both market incentives and sizable new funding flows for housing authorities and nonprofit developers.
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What This Bill Actually Does
The bill creates Section 4499 in a new Subchapter G of Chapter 36 of the Internal Revenue Code and imposes a tax on an investor when that investor purchases a single-family home. The tax base is the buyer's purchase price (including assumed or incurred debt).
The measure distinguishes among investor sizes — medium, large, and giant — and applies a different percentage rate to each class. New construction built by the purchaser generally is excluded from the rule unless it replaces a previously purchased dwelling on the same site.
To determine who counts as an investor and how to aggregate holdings, the bill borrows existing employer and ownership aggregation concepts from the tax code. It treats related entities that are aggregated for employer rules as a single person for counting homes, applies family attribution rules for purchases by related persons, and uses direct or indirect majority interest as the test for ownership.
It also enumerates specific exempted purchasers: section 501(a) nonprofits focused on affordable housing or neighborhood stabilization, states and political subdivisions, public housing authorities, land banks, and community land trusts.The statute requires each covered investor to attach a report to its tax return listing how many single-family homes it owned at year-end and how many it purchased during the year; the Secretary of the Treasury will prescribe the form. The bill defines “single-family home” by reference to 24 C.F.R. § 81.2.
The effective date applies to taxable years beginning after December 31, 2025.All revenues collected under the new tax are to be transferred by the Treasury: a majority share goes to HUD’s Housing Trust Fund and the remainder to the Capital Magnet Fund. The bill also amends the statutory small-state minimum for the Housing Trust Fund to convert a fixed-dollar floor into a percentage-based floor tied to amounts made available under that subsection, changing the distribution mechanics for smaller states and jurisdictions.
The Five Things You Need to Know
The bill establishes three purchaser tax rates on investor acquisitions of single-family homes: 1% for medium-sized investors, 3% for large investors, and 5% for giant investors.
Investor-size thresholds are ownership-based: medium-sized investors own more than 15 and up to 25 homes, large investors own more than 25 and up to 100 homes, and giant investors own more than 100 single-family homes (ownership measured as direct or indirect majority interest).
New single-family construction built by the acquiring taxpayer is excluded from counting as a purchase unless it replaces a previously purchased home on the same site.
Covered investors must attach an annual report to their tax return listing the number of single-family homes they owned at year-end and the number purchased during the taxable year.
Treasury must transfer collections so that 65% funds HUD’s Housing Trust Fund and 35% funds the Capital Magnet Fund; the tax applies to taxable years beginning after December 31, 2025.
Section-by-Section Breakdown
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Short title
Identifies the measure as the "Affordable Housing and Homeownership Protection Act of 2026." This is purely a caption and has no operational effect on tax or program administration.
Imposition of tax and tiered rates
Adds Section 4499, which imposes a purchaser-level tax on any covered investor who acquires a covered single-family home. The tax is computed as an "applicable percentage" of the purchase price and the statute establishes three distinct percentage rates that apply according to the investor-size categories defined elsewhere in the section. Practically, this shifts part of the acquisition cost onto the buyer for qualifying investor transactions and creates an explicit per-transaction tax liability rather than a recurring property tax.
Definitions and exemptions for covered investors
Defines covered investor by reference to three ownership-size classes (medium, large, giant) and lists specific organizational exceptions: tax-exempt housing nonprofits, states and political subdivisions, public housing authorities, land banks, and community land trusts. The new-construction exclusion for taxpayer-built homes is included here as well. Those carve-outs limit the tax’s reach to private investor activity while preserving government and nonprofit acquisition incentives.
Purchase and ownership rules; aggregation and related-party treatment
Specifies the purchase price definition (including assumed debt), adopts the CFR definition of single-family home, and defines 'own' as direct or indirect majority interest. For counting and liability, the bill applies aggregation rules drawn from IRC sections that govern employer aggregation and controlled-group treatment, incorporates family attribution, and treats certain purchases by related parties as if purchased by the covered investor. The technical cross-references mean corporate structures and family-linked purchasers will be consolidated for threshold calculations, limiting simple workarounds.
Reporting requirement
Imposes an information-reporting obligation: covered investors must attach a report to their tax return stating how many single-family homes they owned at year-end and how many they purchased during the year, with form and format to be prescribed by Treasury. That creates an administrative compliance footprint for taxpayers and for IRS processing and data use.
Revenue allocation
Directs Treasury to transfer collections from Section 4499 to HUD: 65% to the Housing Trust Fund and 35% to the Capital Magnet Fund. These are statutory earmarks rather than discretionary appropriations, altering HUD’s predictable funding stream and tying new federal housing dollars directly to investor activity in the single-family market.
Small-state minimum for Housing Trust Fund
Amends the Housing Trust Fund's small-state minimum distribution formula by replacing a fixed-dollar floor with a percentage-based floor equal to 1.1% of amounts made available under that subsection in a fiscal year. That change reallocates how the statutory minimum is calculated and may affect per-state distributions when collections fluctuate.
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Explore Housing in Codify Search →Who Benefits and Who Bears the Cost
Every bill creates winners and losers. Here's who stands to gain and who bears the cost.
Who Benefits
- Low-income renters and prospective homeowners in high-investor markets — the bill channels new, predictable funding to the Housing Trust Fund and Capital Magnet Fund, increasing grant capital for affordable rental projects and homeownership assistance.
- HUD and nonprofit developers — they receive dedicated revenue for the Housing Trust Fund and Capital Magnet Fund, expanding financing for preservation, construction, and community-focused programs.
- Community land trusts, land banks, and mission-driven housing nonprofits — explicitly exempted from the purchaser tax, they retain acquisition incentives and may face less investor competition for single-family homes.
Who Bears the Cost
- Private investors and firms that accumulate portfolios of single-family homes — those classified as medium, large, or giant investors will pay the purchaser tax and face higher acquisition costs that may reduce returns.
- Tenants and buyers exposed to pass-through effects — investors may raise rents, delay sales, or sell properties to offset added acquisition costs, creating risk of cost-shifting to renters or higher prices elsewhere in the market.
- Real estate investment structures and advisers — the aggregation and attribution rules increase compliance complexity and could force reorganization or additional legal and accounting expenses to manage tax exposure.
- IRS and Treasury — the statute creates new administration and enforcement work: implementing forms, tracking aggregated ownership across entities, and policing related-party transactions will require resources.
Key Issues
The Core Tension
The central dilemma is balancing public policy goals—reducing investor-driven competition for single-family homes and creating predictable funding for affordable-housing programs—against the risk of market distortion, cost-shifting to renters or sellers, and significant compliance and enforcement complexity that could blunt the law’s intended effects.
The bill tackles investor concentration by creating a purchase-based tax, but its practical effect depends on complex measurement and enforcement choices. Determining ownership 'directly or indirectly' and applying aggregation rules borrowed from employer-control provisions will force IRS to interpret cross-reference regimes designed for labor law and employee-benefit contexts.
Taxpayers can be expected to test those definitions in practice, and the statute’s reliance on family attribution and related-party rules opens pathways for planning that shifts holdings outside the defined thresholds without substantially changing economic control.
Market outcomes are uncertain. While higher acquisition costs for investors may reduce competitive pressure on entry-level homes in some markets, investors could respond by raising rents, accelerating sales into other ownership segments, or pivoting to multifamily or out-of-state investments.
The statutory exclusion for new construction limits disincentives for developers, but the net effect on housing supply depends on localized investor behavior. Administratively, Treasury must operationalize the reporting form and transfer mechanism to HUD; HUD must manage a larger, earmarked funding stream and adapt allocation procedures, especially given the change to the small-state minimum formula.
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