---
type: "Bill"
title: "Density bonuses."
description: "Existing law, known as the Density Bonus Law, requires a city or county to provide a developer that proposes a housing development within the jurisdictional boundaries of that city or county with a density bonus and other incentives or concessions for the production of lower income housing units, or for the donation of land within the development, if the developer agrees to construct a specified percentage of units for very low income, low-income, or moderate-income households or qualifying residents and meets other requirements."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20172018"
identifier: "SB 1227"
citation: "California SB 1227 (20172018)"
classification: ["bill"]
subjects: ["Density bonuses."]
status: "enacted"
primary_sponsors: ["Skinner"]
version_count: 11
action_count: 35
vote_count: 8
first_action: "2018-02-15"
last_action: "2018-09-29"
source: "openstates"
source_identifier: "ocd-bill/743c9a07-cf8f-4e16-8282-b7c4e0f7f351"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180SB1227"
source_hash: "185ada4bb0aabc15d81aa4c649959cc45047f1ac9fed2571440c9e85b4b9a021"
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 1227 (20172018) — Density bonuses.

Existing law, known as the Density Bonus Law, requires a city or county to provide a developer that proposes a housing development within the jurisdictional boundaries of that city or county with a density bonus and other incentives or concessions for the production of lower income housing units, or for the donation of land within the development, if the developer agrees to construct a specified percentage of units for very low income, low-income, or moderate-income households or qualifying residents and meets other requirements.

## Version chain

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

1. **02/15/18 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122799INT)
2. **03/20/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122798AMD)
3. **04/16/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122797AMD)
4. **04/26/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122796AMD)
5. **06/04/18 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122795AMD)
6. **06/13/18 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122794AMD)
7. **06/21/18 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122793AMD)
8. **08/23/18 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122792AMD)
9. **09/29/18 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122790CHP)
10. **SB1227** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180SB1227)
11. **08/31/18 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1227&version=20170SB122791ENR)

## Votes

- Unfinished Business SB1227 Skinner Concurrence — **39–0** (pass) · upper
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **11–0** (pass) · upper
- Do pass and be re-referred to the Committee on [Appropriations] — **7–0** (pass) · lower
- SB 1227 Skinner Consent Calendar Second Day — **69–0** (pass) · lower
- 3rd Reading — **37–1** (pass) · upper
- Do pass and be re-referred to the Committee on [Local Government] — **7–0** (pass) · lower
- SB 1227 Skinner Senate Third Reading By KAMLAGER-DOVE — **78–2** (pass) · lower
- Do pass. To Consent Calendar. — **16–0** (pass) · lower

## Sponsors

- Skinner — primary (person)

## Timeline

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

- **2018-02-15** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2018-02-16** From printer. May be acted upon on or after March 18.
- **2018-03-01** Referred to Com. on T. & H. `referral-committee`
- **2018-03-20** From committee with author's amendments. Read second time and amended. Re-referred to Com. on T. & H. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2018-04-11** Set for hearing April 24.
- **2018-04-16** From committee with author's amendments. Read second time and amended. Re-referred to Com. on T. & H. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2018-04-25** From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 11. Noes 0. Page 4822.) (April 24). `committee-passage-favorable, committee-passage, amendment-passage`
- **2018-04-26** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-2, referral-committee, reading-1`
- **2018-05-04** Set for hearing May 14.
- **2018-05-14** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2018-05-15** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2018-05-17** Read third time. Passed. (Ayes 37. Noes 1. Page 5088.) Ordered to the Assembly. `reading-3, passage, reading-1`
- **2018-05-17** In Assembly. Read first time. Held at Desk. `reading-1`
- **2018-05-31** Referred to Coms. on H. & C.D. and L. GOV. `referral-committee`
- **2018-06-04** From committee with author's amendments. Read second time and amended. Re-referred to Com. on H. & C.D. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2018-06-13** From committee: Do pass and re-refer to Com. on L. GOV. (Ayes 7. Noes 0.) (June 13). Re-referred to Com. on L. GOV. `committee-passage-favorable, committee-passage, referral-committee`
- **2018-06-13** From committee with author's amendments. Read second time and amended. Re-referred to Com. on L. GOV. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2018-06-21** From committee: Do pass and re-refer to Com. on APPR. (Ayes 7. Noes 0.) (June 20). Re-referred to Com. on APPR. `committee-passage-favorable, committee-passage, referral-committee`
- **2018-06-21** From committee with author's amendments. Read second time and amended. Re-referred to Com. on APPR. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2018-06-27** From committee: Do pass. Ordered to consent calendar. (Ayes 16. Noes 0.) (June 27). `committee-passage-favorable, committee-passage`
- **2018-06-28** Read second time. Ordered to consent calendar. `reading-2, reading-1`
- **2018-07-05** Read third time. Passed. (Ayes 69. Noes 0. Page 6109.) Ordered to the Senate. `reading-3, passage, reading-1`
- **2018-07-05** In Senate. Concurrence in Assembly amendments pending.
- **2018-08-06** Ordered to the Assembly.
- **2018-08-07** In Assembly. Held at Desk.
- **2018-08-13** Action rescinded whereby the bill was read a third time, passed and ordered to the Senate.
- **2018-08-13** Ordered to third reading.
- **2018-08-23** Read third time and amended. `amendment-passage, reading-3, reading-1`
- **2018-08-23** Ordered to third reading.
- **2018-08-27** Read third time. Passed. (Ayes 78. Noes 2. Page 6581.) Ordered to the Senate. `reading-3, passage, reading-1`
- **2018-08-28** In Senate. Concurrence in Assembly amendments pending.
- **2018-08-28** Assembly amendments concurred in. (Ayes 39. Noes 0. Page 5867.) Ordered to engrossing and enrolling. `committee-passage-favorable, amendment-passage`
- **2018-09-06** Enrolled and presented to the Governor at 4 p.m.
- **2018-09-29** Approved by the Governor. `executive-signature`
- **2018-09-29** Chaptered by Secretary of State. Chapter 937, Statutes of 2018.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/743c9a07-cf8f-4e16-8282-b7c4e0f7f351`. Confidence: reported (aggregated from official California legislature records).