---
type: "Bill"
title: "Alameda-Contra Costa Transit District."
description: "(1) The Transit District Law authorizes any city together with unincorporated territory, or 2 or more cities, with or without unincorporated territory, in either the Counties of Alameda or Contra Costa or both, to organize and incorporate as a transit district divided into 5 wards with specified powers and duties relative to providing public transit service."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20212022"
identifier: "AB 784"
citation: "California AB 784 (20212022)"
classification: ["bill"]
subjects: ["Alameda-Contra Costa Transit District."]
status: "enacted"
primary_sponsors: ["Quirk"]
version_count: 7
action_count: 23
vote_count: 7
first_action: "2021-02-16"
last_action: "2021-09-22"
source: "openstates"
source_identifier: "ocd-bill/7d5b2ffc-1bfa-4455-af3e-eff195b567e1"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB784"
source_hash: "b79a321e2da33b6908dc13333169d0cf7dbbacd09d63037b933dcc89c0b8f300"
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 784 (20212022) — Alameda-Contra Costa Transit District.

(1) The Transit District Law authorizes any city together with unincorporated territory, or 2 or more cities, with or without unincorporated territory, in either the Counties of Alameda or Contra Costa or both, to organize and incorporate as a transit district divided into 5 wards with specified powers and duties relative to providing public transit service.

## Version chain

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

1. **02/16/21 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB784&version=20210AB78499INT)
2. **03/15/21 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB784&version=20210AB78498AMD)
3. **06/16/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB784&version=20210AB78497AMD)
4. **07/05/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB784&version=20210AB78496AMD)
5. **09/22/21 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB784&version=20210AB78494CHP)
6. **AB784** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB784)
7. **08/27/21 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB784&version=20210AB78495ENR)

## Votes

- AB 784 Quirk Concurrence in Senate Amendments — **74–0** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Governance and Finance] with the recommendation: To Consent Calendar — **17–0** (pass) · upper
- Do pass. To Consent Calendar. — **16–0** (pass) · lower
- Do pass and be re-referred to the Committee on [Appropriations] — **8–0** (pass) · lower
- AB 784 Quirk Consent Calendar Second Day — **77–0** (pass) · lower
- 3rd Reading AB784 Quirk By Wieckowski — **37–0** (pass) · upper
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **5–0** (pass) · upper

## Sponsors

- Quirk — primary (person)

## Timeline

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

- **2021-02-16** Read first time. To print. `reading-1`
- **2021-02-17** From printer. May be heard in committee March 19.
- **2021-02-25** Referred to Com. on L. GOV. `referral-committee`
- **2021-03-15** From committee chair, with author's amendments: Amend, and re-refer to Com. on L. GOV. Read second time and amended. `amendment-introduction, amendment-passage, reading-1, reading-2`
- **2021-03-16** Re-referred to Com. on L. GOV. `referral-committee`
- **2021-03-25** From committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 0.) (March 24). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2021-04-14** From committee: Do pass. To Consent Calendar. (Ayes 16. Noes 0.) (April 14). `committee-passage, committee-passage-favorable`
- **2021-04-15** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2021-04-22** Read third time. Passed. Ordered to the Senate. (Ayes 77. Noes 0. Page 1154.) `passage, reading-1, reading-3`
- **2021-04-26** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2021-05-12** Referred to Coms. on TRANS. and GOV. & F. `referral-committee`
- **2021-06-15** From committee: Amend, and do pass as amended and re-refer to Com. on GOV. & F. with recommendation: To Consent Calendar. (Ayes 17. Noes 0.) (June 15). `amendment-introduction, amendment-passage, committee-passage, referral-committee`
- **2021-06-16** Read second time and amended. Re-referred to Com. on GOV. & F. `amendment-passage, reading-1, reading-2, referral-committee`
- **2021-07-01** From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 5. Noes 0.) (July 1). `amendment-introduction, amendment-passage, committee-passage, referral-committee`
- **2021-07-05** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-1, reading-2, referral-committee`
- **2021-07-15** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2021-08-16** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2021-08-19** Read third time. Passed. Ordered to the Assembly. (Ayes 37. Noes 0. Page 2072.). `passage, reading-1, reading-3`
- **2021-08-19** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 21 pursuant to Assembly Rule 77.
- **2021-08-26** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 74. Noes 0. Page 2510.). `amendment-passage, committee-passage-favorable`
- **2021-09-01** Enrolled and presented to the Governor at 4:30 p.m.
- **2021-09-22** Approved by the Governor. `executive-signature`
- **2021-09-22** Chaptered by Secretary of State - Chapter 200, Statutes of 2021. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/7d5b2ffc-1bfa-4455-af3e-eff195b567e1`. Confidence: reported (aggregated from official California legislature records).