---
type: "Bill"
title: "Accessory dwelling units: junior accessory dwelling units."
description: "(1) Existing law, the Planning and Zoning Law, authorizes a local agency, by ordinance or ministerial approval, to provide for the creation of accessory dwelling units in areas zoned for residential use, as specified. Existing law authorizes a local agency to impose standards on accessory dwelling units that include, but are not limited to, parking, height, setback, landscape, architectural review, and maximum size of a unit."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20212022"
identifier: "SB 897"
citation: "California SB 897 (20212022)"
classification: ["bill"]
subjects: ["Accessory dwelling units: junior accessory dwelling units."]
status: "enacted"
primary_sponsors: ["Wieckowski"]
version_count: 12
action_count: 38
vote_count: 10
first_action: "2022-02-01"
last_action: "2022-09-28"
source: "openstates"
source_identifier: "ocd-bill/c9bed948-44a5-419d-80c2-5bca675dd285"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220SB897"
source_hash: "8172d70594b64d8da338393e12d99cd87b2421be421f43a8bf5383c550c17f95"
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-ca"]
---

# California SB 897 (20212022) — Accessory dwelling units: junior accessory dwelling units.

(1) Existing law, the Planning and Zoning Law, authorizes a local agency, by ordinance or ministerial approval, to provide for the creation of accessory dwelling units in areas zoned for residential use, as specified. Existing law authorizes a local agency to impose standards on accessory dwelling units that include, but are not limited to, parking, height, setback, landscape, architectural review, and maximum size of a unit.

## Version chain

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

1. **02/01/22 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89799INT)
2. **03/14/22 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89798AMD)
3. **04/18/22 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89797AMD)
4. **05/19/22 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89796AMD)
5. **06/16/22 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89795AMD)
6. **06/20/22 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89794AMD)
7. **06/30/22 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89793AMD)
8. **08/01/22 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89792AMD)
9. **08/25/22 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89791AMD)
10. **09/28/22 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89789CHP)
11. **SB897** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220SB897)
12. **09/08/22 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220SB897&version=20210SB89790ENR)

## Votes

- SB 897 Wieckowski Senate Third Reading By Quirk-Silva — **47–22** (pass) · lower
- Unfinished Business SB897 Wieckowski Concurrence — **23–11** (pass) · upper
- 3rd Reading — **24–9** (pass) · upper
- Do pass as amended and be re-referred to the Committee on [Appropriations] — **5–3** (pass) · lower
- Do pass, but first be re-referred to the Committee on [Governance and Finance] — **5–1** (pass) · upper
- Placed on suspense file — **5–0** (pass) · upper
- Do pass as amended and be re-referred to the Committee on [Local Government] — **7–0** (pass) · lower
- Do pass. — **10–4** (pass) · lower
- Do pass as amended — **5–2** (pass) · upper
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **5–0** (pass) · upper

## Sponsors

- Wieckowski — primary (person)

## Timeline

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

- **2022-02-01** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2022-02-02** From printer. May be acted upon on or after March 4.
- **2022-02-07** Art. IV. Sec. 8(a) of the Constitution dispensed with.
- **2022-02-07** (Ayes 31. Noes 6.)
- **2022-02-07** Joint Rule 55 suspended. (Ayes 31. Noes 6. Page 2880.)
- **2022-02-09** Referred to Coms. on HOUSING and GOV. & F. `referral-committee`
- **2022-02-23** Set for hearing March 24.
- **2022-03-14** From committee with author's amendments. Read second time and amended. Re-referred to Com. on HOUSING. `amendment-passage, committee-passage, reading-1, reading-2, referral-committee`
- **2022-03-24** From committee: Do pass and re-refer to Com. on GOV. & F. (Ayes 5. Noes 1. Page 3218.) (March 24). Re-referred to Com. on GOV. & F. `committee-passage, committee-passage-favorable, referral-committee`
- **2022-03-30** Set for hearing April 7.
- **2022-04-07** From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 5. Noes 0. Page 3377.) (April 7). `amendment-passage, committee-passage, committee-passage-favorable`
- **2022-04-18** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-1, reading-2, referral-committee`
- **2022-04-19** Set for hearing April 25.
- **2022-04-25** April 25 hearing: Placed on APPR suspense file.
- **2022-05-13** Set for hearing May 19.
- **2022-05-19** From committee: Do pass as amended. (Ayes 5. Noes 2. Page 3774.) (May 19). `amendment-passage, committee-passage, committee-passage-favorable`
- **2022-05-19** Read second time and amended. Ordered to second reading. `amendment-passage, reading-1, reading-2`
- **2022-05-23** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2022-05-25** Read third time. Passed. (Ayes 24. Noes 9. Page 3919.) Ordered to the Assembly. `passage, reading-1, reading-3`
- **2022-05-26** In Assembly. Read first time. Held at Desk. `reading-1`
- **2022-06-02** Referred to Coms. on H. & C.D. and L. GOV. `referral-committee`
- **2022-06-15** From committee: Do pass as amended and re-refer to Com. on L. GOV. (Ayes 7. Noes 0.) (June 15). `amendment-passage, committee-passage, committee-passage-favorable`
- **2022-06-16** Read second time and amended. Re-referred to Com. on L. GOV. `amendment-passage, reading-1, reading-2, referral-committee`
- **2022-06-20** From committee with author's amendments. Read second time and amended. Re-referred to Com. on L. GOV. `amendment-passage, committee-passage, reading-1, reading-2, referral-committee`
- **2022-06-29** From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 5. Noes 3.) (June 29). `amendment-passage, committee-passage, committee-passage-favorable`
- **2022-06-30** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-1, reading-2, referral-committee`
- **2022-08-01** From committee with author's amendments. Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, committee-passage, reading-1, reading-2, referral-committee`
- **2022-08-03** August 3 hearing postponed by committee.
- **2022-08-10** From committee: Do pass. (Ayes 10. Noes 4.) (August 10). `committee-passage, committee-passage-favorable`
- **2022-08-11** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2022-08-25** Read third time and amended. `amendment-passage, reading-1, reading-3`
- **2022-08-25** Ordered to third reading.
- **2022-08-31** Read third time. Passed. Ordered to the Senate. `passage, reading-1, reading-3`
- **2022-08-31** In Senate. Concurrence in Assembly amendments pending.
- **2022-08-31** Assembly amendments concurred in. (Ayes 23. Noes 11. Page 5384.) Ordered to engrossing and enrolling. `amendment-passage, committee-passage-favorable`
- **2022-09-13** Enrolled and presented to the Governor at 3 p.m.
- **2022-09-28** Approved by the Governor. `executive-signature`
- **2022-09-28** Chaptered by Secretary of State. Chapter 664, Statutes of 2022. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/c9bed948-44a5-419d-80c2-5bca675dd285`. Confidence: reported (aggregated from official California legislature records).