republic-os/legislation/us/states/or/2025r1/sb-163.md

---
type: "Bill"
title: "Relating to parentage; and prescribing an effective date."
description: "Modifies the ways that parentage of a child may be established. Creates a new presumption of parentage. Expands eligibility for establishing parentage by voluntary acknowledgment to certain persons. Allows certain persons to deny parentage of a child in certain circumstances. Modifies court procedures for adjudications of parentage. Modifies procedures for genetic testing to determine parentage. Specifies the process for determining the parentage of a child conceived by assisted reproduction. Prescribes requirements for gestational surrogacy arrangements. Creates a registry of donors of gametes and embryos. Allows donor-conceived children to access donor registry information upon attaining 18 years of age. Appropriates moneys from the General Fund to the Oregon Health Authority for the Public Health Division to update forms and to update the electronic vital records system. Takes effect on the 91st day following adjournment sine die."
jurisdiction: "us/states/or"
legislature: "Oregon Legislative Assembly"
session: "2025R1"
identifier: "SB 163"
citation: "Oregon SB 163 (2025R1)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 11
action_count: 28
vote_count: 6
first_action: "2025-01-13T17:07:30+00:00"
last_action: "2025-08-08T15:10:01+00:00"
source: "openstates"
source_identifier: "ocd-bill/5627a1d1-0d38-4530-83f5-b0127eb7ac95"
source_url: "https://olis.oregonlegislature.gov/liz/2025R1/Measures/Overview/SB163"
source_hash: "32b0df174eae5be719fa50ffc955eb505d3cff2d2d645aedd63567826370ec95"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-or"]
---

# Oregon SB 163 (2025R1) — Relating to parentage; and prescribing an effective date.

Modifies the ways that parentage of a child may be established. Creates a new presumption of parentage. Expands eligibility for establishing parentage by voluntary acknowledgment to certain persons. Allows certain persons to deny parentage of a child in certain circumstances. Modifies court procedures for adjudications of parentage. Modifies procedures for genetic testing to determine parentage. Specifies the process for determining the parentage of a child conceived by assisted reproduction. Prescribes requirements for gestational surrogacy arrangements. Creates a registry of donors of gametes and embryos. Allows donor-conceived children to access donor registry information upon attaining 18 years of age. Appropriates moneys from the General Fund to the Oregon Health Authority for the Public Health Division to update forms and to update the electronic vital records system. Takes effect on the 91st day following adjournment sine die.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/Introduced)
2. **Senate Amendments to Introduced** (filed) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/Senate%20Amendments%20to%20Introduced)
3. **A-Engrossed** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/A-Engrossed)
4. **B-Engrossed** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/B-Engrossed)
5. **C-Engrossed** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/C-Engrossed)
6. **House Amendments to B-Engrossed** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/House%20Amendments%20to%20B-Engrossed)
7. **JWM Amendment -A3** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/ProposedAmendment/29476)
8. **JWM Amendment -B4** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/ProposedAmendment/29744)
9. **SJUD Amendment -2** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/ProposedAmendment/28530)
10. **Senate Amendments to A-Engrossed** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/Senate%20Amendments%20to%20A-Engrossed)
11. **Enrolled** (enrolled) — [source](https://olis.oregonlegislature.gov/liz/2025R1/Downloads/MeasureDocument/SB163/Enrolled)

## Votes

- Heard and Reported Out with Amendments — **16–5** (pass) · legislature
- Third reading. Carried by Grayber. Passed. — **41–9** (pass) · lower
- Heard and Reported Out with Amendments — **6–0** (pass) · upper
- Senate concurred in House amendments and repassed bill. — **21–8** (pass) · upper
- Third reading. Carried by Gelser Blouin. Passed. — **22–6** (pass) · upper
- Heard and Reported Out with Amendments — **19–3** (pass) · legislature

## Timeline

The legislative action history — every referral, reading, and vote.

- **2025-01-13T17:07:30+00:00** Introduction and first reading. Referred to President's desk. `introduction, reading-1, referral-committee`
- **2025-01-17T22:13:22+00:00** Referred to Judiciary. `referral-committee`
- **2025-03-17T22:01:00+00:00** Public Hearing held.
- **2025-03-31T22:01:00+00:00** Public Hearing held.
- **2025-04-07T22:01:00+00:00** Work Session held.
- **2025-04-08T22:02:00+00:00** Work Session held.
- **2025-04-17T16:08:37+00:00** Recommendation: Do pass with amendments and be referred to Ways and Means. (Printed A-Eng.) `committee-passage-favorable`
- **2025-04-17T16:08:38+00:00** Referred to Ways and Means by order of the President. `referral-committee`
- **2025-05-29T23:10:00+00:00** Assigned to Subcommittee On Public Safety. `referral-committee`
- **2025-06-03T15:03:00+00:00** Returned to Full Committee.
- **2025-06-03T15:02:00+00:00** Work Session held.
- **2025-06-06T15:32:00+00:00** Work Session held.
- **2025-06-11T17:05:45+00:00** Recommendation: Do pass with amendments to the A-Eng. bill. (Printed B-Eng.) `committee-passage-favorable`
- **2025-06-12T18:49:25+00:00** Second reading. `reading-2`
- **2025-06-16T19:29:23+00:00** Third reading. Carried by Gelser Blouin. Passed. `passage, reading-3`
- **2025-06-17T19:08:34+00:00** First reading. Referred to Speaker's desk. `introduction, reading-1, referral-committee`
- **2025-06-17T20:49:51+00:00** Referred to Ways and Means. `referral-committee`
- **2025-06-20T23:32:00+00:00** Work Session held.
- **2025-06-23T20:15:47+00:00** Recommendation: Do pass with amendments and be printed C-Engrossed. `committee-passage-favorable`
- **2025-06-24T19:13:54+00:00** Second reading. `reading-2`
- **2025-06-26T02:42:23+00:00** Rules suspended. Carried over to June 26, 2025 Calendar.
- **2025-06-26T19:16:29+00:00** Third reading. Carried by Grayber. Passed. `passage, reading-3`
- **2025-06-27T18:15:40+00:00** Senate concurred in House amendments and repassed bill.
- **2025-06-30T17:32:45+00:00** President signed. `passage`
- **2025-06-30T18:36:31+00:00** Speaker signed. `passage`
- **2025-07-24T21:34:59+00:00** Governor signed. `executive-signature`
- **2025-08-08T15:06:12+00:00** Chapter 592, 2025 Laws.
- **2025-08-08T15:10:01+00:00** Effective date, September 26, 2025.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5627a1d1-0d38-4530-83f5-b0127eb7ac95`. Confidence: reported (aggregated from official Oregon legislature records).