---
type: "Bill"
title: "Land use: local ordinances: energy systems."
description: "Existing law, the Planning and Zoning Law, among other things, requires the legislative body of each county and city to adopt a general plan for the physical development of the county or city and authorizes the adoption and administration of zoning laws, ordinances, rules, and regulations by counties and cities."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20172018"
identifier: "AB 546"
citation: "California AB 546 (20172018)"
classification: ["bill"]
subjects: ["Land use: local ordinances: energy systems."]
status: "enacted"
primary_sponsors: ["Chiu"]
version_count: 7
action_count: 25
vote_count: 7
first_action: "2017-02-14"
last_action: "2017-09-30"
source: "openstates"
source_identifier: "ocd-bill/22af801a-a6c4-42d4-a24c-6136689f2700"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB546"
source_hash: "959abff11fc5ea40642da137d7a3f2559969b61d54367db865955c810be6333e"
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 546 (20172018) — Land use: local ordinances: energy systems.

Existing law, the Planning and Zoning Law, among other things, requires the legislative body of each county and city to adopt a general plan for the physical development of the county or city and authorizes the adoption and administration of zoning laws, ordinances, rules, and regulations by counties and cities.

## Version chain

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

1. **02/14/17 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB546&version=20170AB54699INT)
2. **05/30/17 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB546&version=20170AB54698AMD)
3. **07/12/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB546&version=20170AB54697AMD)
4. **08/29/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB546&version=20170AB54696AMD)
5. **09/30/17 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB546&version=20170AB54694CHP)
6. **AB546** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB546)
7. **09/08/17 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB546&version=20170AB54695ENR)

## Votes

- AB 546 CHIU Assembly Third Reading — **75–0** (pass) · lower
- AB 546 CHIU Concurrence in Senate Amendments — **78–0** (pass) · lower
- 3rd Reading AB546 Chiu By Allen — **40–0** (pass) · upper
- Do pass and be re-referred to the Committee on [Utilities and Energy] — **8–0** (pass) · lower
- Do pass as amended. — **12–0** (pass) · lower
- Do pass and be re-referred to the Committee on [Appropriations] — **14–0** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **7–0** (pass) · upper

## Sponsors

- Chiu — primary (person)

## Timeline

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

- **2017-02-14** Read first time. To print. `reading-1`
- **2017-02-15** From printer. May be heard in committee March 17.
- **2017-02-27** Referred to Coms. on L. GOV. and U. & E. `referral-committee`
- **2017-04-06** From committee: Do pass and re-refer to Com. on U. & E. (Ayes 8. Noes 0.) (April 5). Re-referred to Com. on U. & E. `committee-passage-favorable, committee-passage, referral-committee`
- **2017-04-20** From committee: Do pass and re-refer to Com. on APPR. (Ayes 14. Noes 0.) (April 19). Re-referred to Com. on APPR. `committee-passage-favorable, committee-passage, referral-committee`
- **2017-05-03** In committee: Set, first hearing. Referred to APPR. suspense file. `referral-committee`
- **2017-05-26** From committee: Amend, and do pass as amended. (Ayes 12. Noes 0.) (May 26). `amendment-passage, committee-passage, amendment-introduction`
- **2017-05-30** Read second time and amended. Ordered returned to second reading. `reading-1, amendment-passage, reading-2`
- **2017-05-30** Assembly Rule 63 suspended. (Ayes 52. Noes 24. Page 1776.)
- **2017-05-30** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-05-31** Read third time. Passed. Ordered to the Senate. (Ayes 75. Noes 0. Page 1955.) `reading-3, passage, reading-1`
- **2017-06-01** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2017-06-14** Referred to Com. on GOV. & F. `referral-committee`
- **2017-07-11** From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 7. Noes 0.) (July 5). `amendment-passage, committee-passage, amendment-introduction`
- **2017-07-12** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-2, referral-committee, reading-1`
- **2017-08-21** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2017-08-22** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-08-29** Read third time and amended. Ordered to second reading. `amendment-passage, reading-3, reading-1`
- **2017-08-30** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-09-05** Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 2460.). `reading-3, passage, reading-1`
- **2017-09-05** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 7 pursuant to Assembly Rule 77.
- **2017-09-07** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 78. Noes 0. Page 3017.). `committee-passage-favorable, amendment-passage`
- **2017-09-13** Enrolled and presented to the Governor at 4 p.m.
- **2017-09-30** Approved by the Governor. `executive-signature`
- **2017-09-30** Chaptered by Secretary of State - Chapter 380, Statutes of 2017.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/22af801a-a6c4-42d4-a24c-6136689f2700`. Confidence: reported (aggregated from official California legislature records).