---
type: "Bill"
title: "San Francisco Bay Area Rapid Transit District."
description: "Existing law creates the San Francisco Bay Area Rapid Transit District (BART) , governed by an elected board of directors, with various duties and responsibilities relative to the operation of a rail transit system. Existing law authorizes the district to maintain a police department."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20092010"
identifier: "AB 1586"
citation: "California AB 1586 (20092010)"
classification: ["bill"]
subjects: ["San Francisco Bay Area Rapid Transit District."]
status: "enacted"
primary_sponsors: ["Swanson"]
version_count: 5
action_count: 18
vote_count: 5
first_action: "2009-09-02"
last_action: "2010-07-15"
source: "openstates"
source_identifier: "ocd-bill/2c6048ed-2c6b-41ee-9437-23e114d394c3"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1586"
source_hash: "d32d0c992799e4f6c5b41d6e491a77173adff5828f73455c4f1cf3f0db933fb9"
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 1586 (20092010) — San Francisco Bay Area Rapid Transit District.

Existing law creates the San Francisco Bay Area Rapid Transit District (BART) , governed by an elected board of directors, with various duties and responsibilities relative to the operation of a rail transit system. Existing law authorizes the district to maintain a police department.

## Version chain

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

1. **09/02/09 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1586&version=20090AB158699INT)
2. **06/09/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1586&version=20090AB158698AMD)
3. **07/15/10 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1586&version=20090AB158696CHP)
4. **AB1586** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1586)
5. **07/02/10 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1586&version=20090AB158697ENR)

## Votes

- Special Consent #28 AB1586 Swanson By Hancock — **pass** (pass) · upper
- AB 1586 SWANSON Assembly Third Reading — **pass** (pass) · lower
- AB 1586 SWANSON Concurrence in Senate Amendments — **pass** (pass) · lower
- Do pass. — **pass** (pass) · upper
- Do pass. — **pass** (pass) · lower

## Sponsors

- Swanson — primary (person)

## Timeline

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

- **2009-09-02** Read first time. To print. `reading-1`
- **2009-09-03** From printer. May be heard in committee October 3.
- **2010-01-04** Referred to Com. on PUB. S. `referral-committee`
- **2010-01-13** From committee: Do pass. (Ayes 7. Noes 0.) (January 12). `committee-passage-favorable, committee-passage`
- **2010-01-14** Read second time. To third reading. `reading-2, reading-1`
- **2010-01-25** Read third time, passed, and to Senate. (Ayes 67. Noes 0. Page 3859.) `reading-3, passage, reading-1`
- **2010-01-25** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2010-02-04** Referred to Com. on PUB. S. `referral-committee`
- **2010-06-09** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on PUB. S. `amendment-introduction, reading-2, amendment-passage, referral-committee, reading-1`
- **2010-06-15** From committee: Do pass. (Ayes 7. Noes 0.) (June 15). `committee-passage-favorable, committee-passage`
- **2010-06-16** Read second time. To third reading. `reading-2, reading-1`
- **2010-06-23** Ordered to Special Consent Calendar.
- **2010-06-28** Read third time, passed, and to Assembly. (Ayes 32. Noes 0. Page 4100.) `reading-3, passage, reading-1`
- **2010-06-28** In Assembly. Concurrence in Senate amendments pending. May be considered on or after June 30 pursuant to Assembly Rule 77.
- **2010-07-01** Senate amendments concurred in. To enrollment. (Ayes 79. Noes 0. Page 5922.) `amendment-passage, committee-passage-favorable`
- **2010-07-07** Enrolled and to the Governor at 2 p.m.
- **2010-07-15** Approved by the Governor. `executive-signature`
- **2010-07-15** Chaptered by Secretary of State - Chapter 78, Statutes of 2010.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2c6048ed-2c6b-41ee-9437-23e114d394c3`. Confidence: reported (aggregated from official California legislature records).