Oregon 2025R1 Session Status: In Committee 1 D cosponsors

HB 3900 — Disallows, for purposes of personal income taxation, the mortgage interest deduction for a residence other than the taxpayer's principal residence, unless the taxpayer sells the residence or actively markets the residence for sale.

Last action — In House Committee

  1. ✓
    Introduced
  2. 2
    In Committee
  3. 3
    Passed House
  4. 4
    Passed Senate
  5. 5
    To Executive
  6. 6
    Enacted

This bill is in committee in the House. Introduced March 05, 2025. It must pass committee before a floor vote.

Next likely step: a committee vote, then a floor vote in the House.

Odds of enactment

Low chance

Based on the sponsor, cosponsors, and committee posture, this bill has a low chance of becoming law.

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A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Stalled 16% · moderate confidence

  • In Committee

    Current position in the legislative process.

  • 1 sponsor

    1 primary, 0 co-sponsors signed on.

  • Single-party support

    Sponsorship is currently within one party (1 D).

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

Summary

Digest: The Act says a taxpayer must pay income tax on interest paid on a loan for a second or third or additional home. The Act says some taxpayers must pay income tax on some or all interest paid on loans for a principal home. (Flesch Readability Score: 69.1). Disallows, for purposes of personal income taxation, the mortgage interest deduction for a residence other than the taxpayer's principal residence, unless the taxpayer sells the residence or actively markets the residence for sale. Phases out the allowable deduction for the interest for a principal residence based upon income. Disallows a deduction for a principal residence above the threshold income amount. Establishes the Oregon Housing Opportunity Account. Transfers an amount equal to the estimated increase in revenue attributable to restrictions on the deduction of mortgage interest to the account. Applies to tax years beginning on or after January 1, 2026. Takes effect on the 91st day following adjournment sine die.

Bill Text

We don't have the full text on file for this bill yet.

Read HB 3900 on the official Oregon source →

Action History

  1. In House Committee

Sponsors

Sponsorship breakdown

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1 sponsors · 0 co-sponsors · 89 not signed on

Sponsors (1)

Co-sponsors (0)

None.

Not signed on (89)

89 members have not signed on to this bill.

Show all 89 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

taxation housing
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

What does HB 3900 do?
Digest: The Act says a taxpayer must pay income tax on interest paid on a loan for a second or third or additional home. The Act says some taxpayers must pay income tax on some or all interest paid on loans for a principal home. (Flesch Readability Score: 69.1). Disallows, for purposes of personal income taxation, the mortgage interest deduction for a residence other than the taxpayer's principal residence, unless the taxpayer sells the residence or actively markets the residence for sale. Phases out the allowable deduction for the interest for a principal residence based upon income. Disallows a deduction for a principal residence above the threshold income amount. Establishes the Oregon Housing Opportunity Account. Transfers an amount equal to the estimated increase in revenue attributable to restrictions on the deduction of mortgage interest to the account. Applies to tax years beginning on or after January 1, 2026. Takes effect on the 91st day following adjournment sine die.
Who sponsors HB 3900?
HB 3900 is sponsored by Nancy Nathanson (Democrat).
What is the current status of HB 3900?
This bill is in committee in the House. Introduced March 05, 2025. It must pass committee before a floor vote.
Where can I track HB 3900?
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Last checked for changes 3 months ago · updated continuously

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