---
type: "Bill"
title: "Firearms."
description: "Existing law prohibits, with exceptions, a person from possessing a firearm in a place that the person knows or reasonably should know is a school zone, as defined."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20112012"
identifier: "AB 1527"
citation: "California AB 1527 (20112012)"
classification: ["bill"]
subjects: ["Firearms."]
status: "enacted"
primary_sponsors: ["Portantino"]
version_count: 7
action_count: 25
vote_count: 7
first_action: "2012-01-23"
last_action: "2012-09-28"
source: "openstates"
source_identifier: "ocd-bill/a2ad97c3-4c24-4457-af1c-23411502906a"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120AB1527"
source_hash: "9521a3885d258bc17f6ea188ba3517f9436157b443086121e2c3172cb7dd100d"
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 1527 (20112012) — Firearms.

Existing law prohibits, with exceptions, a person from possessing a firearm in a place that the person knows or reasonably should know is a school zone, as defined.

## Version chain

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

1. **01/23/12 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB1527&version=20110AB152799INT)
2. **03/07/12 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB1527&version=20110AB152798AMD)
3. **04/10/12 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB1527&version=20110AB152797AMD)
4. **08/22/12 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB1527&version=20110AB152796AMD)
5. **09/28/12 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB1527&version=20110AB152794CHP)
6. **AB1527** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120AB1527)
7. **09/11/12 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB1527&version=20110AB152795ENR)

## Votes

- Do pass as amended and be re-referred to the Committee on Appropriations. — **4–2** (pass) · lower
- AB 1527 PORTANTINO Assembly Third Reading — **44–29** (pass) · lower
- Do pass. — **5–2** (pass) · upper
- 3rd Reading AB1527 Portantino By De León — **23–15** (pass) · upper
- Do pass. — **12–5** (pass) · lower
- AB 1527 PORTANTINO Concurrence in Senate Amendments — **47–31** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations. — **5–2** (pass) · upper

## Sponsors

- Portantino — primary (person)
- Ammiano — author (person)

## Timeline

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

- **2012-01-23** Read first time. To print. `reading-1`
- **2012-01-24** From printer. May be heard in committee February 23.
- **2012-02-02** Referred to Com. on PUB. S. `referral-committee`
- **2012-03-07** From committee chair, with author's amendments: Amend, and re-refer to Com. on PUB. S. Read second time and amended. `reading-2, amendment-introduction, reading-1, amendment-passage`
- **2012-03-08** Re-referred to Com. on PUB. S. `referral-committee`
- **2012-04-09** From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 4. Noes 2.) (March 27). `amendment-passage, committee-passage, committee-passage-favorable`
- **2012-04-10** Read second time and amended. `reading-2, reading-1, amendment-passage`
- **2012-04-11** Re-referred to Com. on APPR. `referral-committee`
- **2012-04-18** From committee: Do pass. (Ayes 12. Noes 5.) (April 18). `committee-passage, committee-passage-favorable`
- **2012-04-19** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2012-05-03** Read third time. Passed. Ordered to the Senate. (Ayes 44. Noes 29. Page 4661.) `reading-3, reading-1, passage`
- **2012-05-03** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2012-05-17** Referred to Com. on PUB. S. `referral-committee`
- **2012-06-26** From committee: Do pass and re-refer to Com. on APPR. (Ayes 5. Noes 2.) (June 26). Re-referred to Com. on APPR. `referral-committee, committee-passage, committee-passage-favorable`
- **2012-08-07** From committee: Do pass. (Ayes 5. Noes 2.) (August 6). `committee-passage, committee-passage-favorable`
- **2012-08-08** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2012-08-22** Read third time and amended. Ordered to second reading. `reading-3, reading-1, amendment-passage`
- **2012-08-23** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2012-08-27** Read third time. Passed. Ordered to the Assembly. (Ayes 23. Noes 15. Page 4873.). `reading-3, reading-1, passage`
- **2012-08-28** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 30 pursuant to Assembly Rule 77.
- **2012-08-29** Assembly Rule 77 suspended. (Page 6488.)
- **2012-08-29** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 47. Noes 31. Page 6503.). `committee-passage-favorable, amendment-passage`
- **2012-09-13** Enrolled and presented to the Governor at 12:15 p.m.
- **2012-09-28** Approved by the Governor. `executive-signature`
- **2012-09-28** Chaptered by Secretary of State - Chapter 700, Statutes of 2012.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a2ad97c3-4c24-4457-af1c-23411502906a`. Confidence: reported (aggregated from official California legislature records).