---
type: "Bill"
title: "Firearms."
description: "Firearms."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 580"
citation: "California AB 580 (20032004)"
classification: ["bill"]
subjects: ["Firearms."]
status: "enacted"
primary_sponsors: ["Nunez"]
version_count: 4
action_count: 16
vote_count: 4
first_action: "2003-02-18"
last_action: "2003-07-14"
source: "openstates"
source_identifier: "ocd-bill/4f257901-b0f5-42f0-ac12-9ba6b11243f3"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB580"
source_hash: "e55f91181cfdec2bb39d9f309b143bf010f1fa7a36f957c286645b2681534ecd"
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 580 (20032004) — Firearms.

## Version chain

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

1. **02/18/03 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB580&version=20030AB58099INT)
2. **07/14/03 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB580&version=20030AB58097CHP)
3. **AB580** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB580)
4. **06/30/03 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB580&version=20030AB58098ENR)

## Votes

- ab 580 nunez consent calendar second day — **pass** (pass) · lower
- assembly 3rd reading ab580 nunez by escutia — **pass** (pass) · upper
- Do pass. — **pass** (pass) · upper
- do pass, to consent calendar. — **pass** (pass) · lower

## Sponsors

- Nunez — primary (person)

## Timeline

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

- **2003-07-14** Chaptered by Secretary of State - Chapter 49, Statutes of 2003.
- **2003-07-14** Approved by the Governor. `executive-signature`
- **2003-07-02** Enrolled and to the Governor at 3:30 p.m.
- **2003-07-01** In Assembly. To enrollment.
- **2003-06-30** Read third time, passed, and to Assembly. (Ayes 23. Noes 7. Page 1544.) `reading-3, passage, reading-1`
- **2003-06-11** Read second time. To third reading. `reading-2, reading-1`
- **2003-06-10** From committee: Do pass. (Ayes 4. Noes 1.). `committee-passage-favorable, committee-passage`
- **2003-05-08** Referred to Standing Committee on Public Safety. `referral-committee`
- **2003-04-10** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2003-04-10** Read third time, passed, and to Senate. (Ayes 72. Noes 0. Page 1035.) `reading-3, passage, reading-1`
- **2003-04-03** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2003-04-02** From committee: Do pass. To Consent Calendar. (April 1). `committee-passage-favorable, committee-passage`
- **2003-03-18** In committee: Hearing postponed by committee.
- **2003-02-27** Referred to Standing Committee on Public Safety. `referral-committee`
- **2003-02-19** From printer. May be heard in committee March 21.
- **2003-02-18** Read first time. To print. `reading-1`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/4f257901-b0f5-42f0-ac12-9ba6b11243f3`. Confidence: reported (aggregated from official California legislature records).