---
type: "Bill"
title: "Accessory dwelling units: incentives."
description: "The Planning and Zoning Law requires a city or county to adopt a general plan for land use development within its boundaries that includes, among other things, a housing element. Existing law provides for various incentives intended to facilitate and expedite the construction of affordable housing. Existing law authorizes a local agency to provide, by ordinance, for the creation of accessory dwelling units in single-family and multifamily residential zones and sets forth standards the ordinance is required to impose on accessory dwelling units."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20192020"
identifier: "AB 671"
citation: "California AB 671 (20192020)"
classification: ["bill"]
subjects: ["Accessory dwelling units: incentives."]
status: "enacted"
primary_sponsors: ["Friedman"]
version_count: 7
action_count: 27
vote_count: 9
first_action: "2019-02-15"
last_action: "2019-10-09"
source: "openstates"
source_identifier: "ocd-bill/1163935b-6685-41a5-bc43-80295d5f4327"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200AB671"
source_hash: "73331b2abc4ed95979754c270d3333272987b0e228bbe1d8838c6751bf85d93b"
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 AB 671 (20192020) — Accessory dwelling units: incentives.

The Planning and Zoning Law requires a city or county to adopt a general plan for land use development within its boundaries that includes, among other things, a housing element. Existing law provides for various incentives intended to facilitate and expedite the construction of affordable housing. Existing law authorizes a local agency to provide, by ordinance, for the creation of accessory dwelling units in single-family and multifamily residential zones and sets forth standards the ordinance is required to impose on accessory dwelling units.

## Version chain

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

1. **02/15/19 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB671&version=20190AB67199INT)
2. **03/26/19 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB671&version=20190AB67198AMD)
3. **06/20/19 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB671&version=20190AB67197AMD)
4. **09/06/19 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB671&version=20190AB67196AMD)
5. **10/09/19 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB671&version=20190AB67194CHP)
6. **AB671** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200AB671)
7. **09/16/19 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB671&version=20190AB67195ENR)

## Votes

- Do pass and be re-referred to the Committee on [Appropriations] — **8–0** (pass) · lower
- Do pass — **7–0** (pass) · upper
- 3rd Reading AB671 Friedman By Beall — **40–0** (pass) · upper
- Do pass and be re-referred to the Committee on [Local Government] — **8–0** (pass) · lower
- Placed on suspense file — **7–0** (pass) · upper
- AB 671 Friedman Assembly Third Reading — **76–0** (pass) · lower
- Do pass. — **18–0** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **10–0** (pass) · upper
- AB 671 Friedman Concurrence in Senate Amendments — **78–1** (pass) · lower

## Sponsors

- Friedman — primary (person)

## Timeline

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

- **2019-02-15** Read first time. To print. `reading-1`
- **2019-02-19** From printer. May be heard in committee March 21.
- **2019-03-25** Referred to Coms. on H. & C.D. and L. GOV. `referral-committee`
- **2019-03-26** From committee chair, with author's amendments: Amend, and re-refer to Com. on H. & C.D. Read second time and amended. `reading-1, reading-2, amendment-passage, amendment-introduction`
- **2019-03-27** Re-referred to Com. on H. & C.D. `referral-committee`
- **2019-04-10** From committee: Do pass and re-refer to Com. on L. GOV. (Ayes 8. Noes 0.) (April 10). Re-referred to Com. on L. GOV. `committee-passage-favorable, committee-passage, referral-committee`
- **2019-04-25** From committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 0.) (April 24). Re-referred to Com. on APPR. `committee-passage-favorable, committee-passage, referral-committee`
- **2019-05-08** In committee: Set, first hearing. Referred to APPR. suspense file. `referral-committee`
- **2019-05-16** From committee: Do pass. (Ayes 18. Noes 0.) (May 16). `committee-passage-favorable, committee-passage`
- **2019-05-20** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2019-05-22** Read third time. Passed. Ordered to the Senate. (Ayes 76. Noes 0. Page 1813.) `passage, reading-3, reading-1`
- **2019-05-23** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2019-05-29** Referred to Com. on HOUSING. `referral-committee`
- **2019-06-19** From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 10. Noes 0.) (June 18). `amendment-passage, committee-passage, amendment-introduction`
- **2019-06-20** Read second time and amended. Re-referred to Com. on APPR. `reading-1, reading-2, amendment-passage, referral-committee`
- **2019-07-01** In committee: Referred to APPR. suspense file. `referral-committee`
- **2019-08-30** From committee: Do pass. (Ayes 7. Noes 0.) (August 30). `committee-passage-favorable, committee-passage`
- **2019-08-30** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2019-09-06** Read third time and amended. Ordered to second reading. `amendment-passage, reading-3, reading-1`
- **2019-09-09** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2019-09-10** Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 2742.). `passage, reading-3, reading-1`
- **2019-09-10** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 12 pursuant to Assembly Rule 77.
- **2019-09-11** Assembly Rule 77 suspended. (Page 3370.)
- **2019-09-11** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 78. Noes 1. Page 3398.). `amendment-passage, committee-passage-favorable`
- **2019-09-23** Enrolled and presented to the Governor at 3:30 p.m.
- **2019-10-09** Approved by the Governor. `executive-signature`
- **2019-10-09** Chaptered by Secretary of State - Chapter 658, Statutes of 2019.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1163935b-6685-41a5-bc43-80295d5f4327`. Confidence: reported (aggregated from official California legislature records).