---
type: "Bill"
title: "Relating to subsurface sewage disposal."
description: "Directs Environmental Quality Commission to adopt rules <i>authorizing single-family dwelling and accessory dwelling unit constructed on same lot or parcel to be permanently connected</i>]<b> setting forth conditions for approving proposal to permanently connect accessory dwelling unit located on same lot or parcel as single-family dwelling</b> to same subsurface sewage disposal system or alternative sewage disposal system."
jurisdiction: "us/states/or"
legislature: "Oregon Legislative Assembly"
session: "2023R1"
identifier: "SB 835"
citation: "Oregon SB 835 (2023R1)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["David Brock Smith"]
version_count: 5
action_count: 25
vote_count: 4
first_action: "2023-02-02T19:15:57+00:00"
last_action: "2023-08-01T16:56:06+00:00"
source: "openstates"
source_identifier: "ocd-bill/49a74d5d-61ce-4672-b1b2-1658083789bb"
source_url: "https://olis.oregonlegislature.gov/liz/2023R1/Measures/Overview/SB835"
source_hash: "0d787479e9232fe43877eeb4b844fff5259888d23cbaffa0cec4542b2c1de705"
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 835 (2023R1) — Relating to subsurface sewage disposal.

Directs Environmental Quality Commission to adopt rules <i>authorizing single-family dwelling and accessory dwelling unit constructed on same lot or parcel to be permanently connected</i>]<b> setting forth conditions for approving proposal to permanently connect accessory dwelling unit located on same lot or parcel as single-family dwelling</b> to same subsurface sewage disposal system or alternative sewage disposal system.

## 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/2023R1/Downloads/MeasureDocument/SB835/Introduced)
2. **Senate Amendments to Introduced** (filed) — [source](https://olis.oregonlegislature.gov/liz/2023R1/Downloads/MeasureDocument/SB835/Senate%20Amendments%20to%20Introduced)
3. **A-Engrossed** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2023R1/Downloads/MeasureDocument/SB835/A-Engrossed)
4. **SNR Amendment -1** (committee substitute) — [source](https://olis.oregonlegislature.gov/liz/2023R1/Downloads/ProposedAmendment/23164)
5. **Enrolled** (enrolled) — [source](https://olis.oregonlegislature.gov/liz/2023R1/Downloads/MeasureDocument/SB835/Enrolled)

## Votes

- Heard and Reported Out with Amendments — **5–0** (pass) · upper
- Third reading. Carried by Smith DB. Passed. — **23–2** (pass) · upper
- Rules suspended. Third reading. Carried by Owens. Passed. — **49–4** (pass) · lower
- Heard and Reported Out — **40–4** (pass) · legislature

## Sponsors

- David Brock Smith — primary (person)
- Boomer Wright — cosponsor (person)
- James Hieb — cosponsor (person)

## Timeline

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

- **2023-02-02T19:15:57+00:00** Introduction and first reading. Referred to President's desk. `introduction, reading-1, referral-committee`
- **2023-02-03T20:35:16+00:00** Referred to Natural Resources. `referral-committee`
- **2023-02-20T16:01:00+00:00** Public Hearing held.
- **2023-03-20T15:02:00+00:00** Work Session held.
- **2023-03-29T20:35:46+00:00** Recommendation: Do pass with amendments and request referral to Ways and Means. (Printed A-Eng.) `committee-passage-favorable`
- **2023-03-29T20:35:47+00:00** Referred to Ways and Means by order of the President. `referral-committee`
- **2023-05-22T16:37:00+00:00** Assigned to Subcommittee On Natural Resources. `referral-committee`
- **2023-05-31T20:03:00+00:00** Returned to Full Committee.
- **2023-05-31T20:02:00+00:00** Work Session held.
- **2023-06-02T16:32:00+00:00** Work Session held.
- **2023-06-15T15:12:33+00:00** Recommendation: Do pass the A-Eng. bill. `committee-passage-favorable`
- **2023-06-15T21:55:03+00:00** Second reading. `reading-2`
- **2023-06-16T19:18:31+00:00** Carried over to 06-20 by unanimous consent.
- **2023-06-21T00:07:28+00:00** Third reading. Carried by Smith DB. Passed. `passage, reading-3`
- **2023-06-21T20:35:27+00:00** First reading. Referred to Speaker's desk. `introduction, reading-1, referral-committee`
- **2023-06-21T21:29:26+00:00** Referred to Ways and Means. `referral-committee`
- **2023-06-22T17:47:36+00:00** Recommendation: Do pass. `committee-passage-favorable`
- **2023-06-22T21:17:04+00:00** Second reading. `reading-2`
- **2023-06-22T23:58:40+00:00** Rules suspended. Third reading. Carried by Owens. Passed. `passage, reading-3`
- **2023-06-21T00:08:28+00:00** Vote explanation(s) filed by Smith DB.
- **2023-06-27T18:54:47+00:00** President signed. `passage`
- **2023-06-29T18:11:08+00:00** Speaker signed. `passage`
- **2023-07-18T19:45:49+00:00** Governor signed. `executive-signature`
- **2023-08-01T16:52:31+00:00** Chapter 371, 2023 Laws.
- **2023-08-01T16:56:06+00:00** Effective date, January 1, 2024.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/49a74d5d-61ce-4672-b1b2-1658083789bb`. Confidence: reported (aggregated from official Oregon legislature records).