---
type: "Bill"
title: "Political Reform Act of 1974: advertisement disclosures."
description: "The Political Reform Act of 1974 requires a committee that makes an expenditure of $5,000 or more to an individual for his or her appearance in an advertisement to support or oppose the qualification, passage, or defeat of a ballot measure to file a report, as specified, and to include in the advertisement a statement regarding payment of the individual by the committee or its donors."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20132014"
identifier: "AB 510"
citation: "California AB 510 (20132014)"
classification: ["bill"]
subjects: ["Political Reform Act of 1974: advertisement disclosures."]
status: "enacted"
primary_sponsors: ["Ammiano"]
version_count: 7
action_count: 27
vote_count: 6
first_action: "2013-02-20"
last_action: "2014-09-30"
source: "openstates"
source_identifier: "ocd-bill/29f315ba-c881-47ac-a3d0-10f99a915550"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201320140AB510"
source_hash: "2d0affacda8a69cfa913bf4289c6cae6cef89ff383e5dd9bdf37ae28cc5d18bb"
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 510 (20132014) — Political Reform Act of 1974: advertisement disclosures.

The Political Reform Act of 1974 requires a committee that makes an expenditure of $5,000 or more to an individual for his or her appearance in an advertisement to support or oppose the qualification, passage, or defeat of a ballot measure to file a report, as specified, and to include in the advertisement a statement regarding payment of the individual by the committee or its donors.

## Version chain

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

1. **02/20/13 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201320140AB510&version=20130AB51099INT)
2. **01/06/14 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201320140AB510&version=20130AB51097AMD)
3. **03/14/13 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201320140AB510&version=20130AB51098AMD)
4. **05/28/14 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201320140AB510&version=20130AB51096AMD)
5. **09/30/14 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201320140AB510&version=20130AB51094CHP)
6. **AB510** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201320140AB510)
7. **08/22/14 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201320140AB510&version=20130AB51095ENR)

## Votes

- Do pass and be re-referred to the Committee on Appropriations. — **5–1** (pass) · lower
- AB 510 AMMIANO Concurrence in Senate Amendments — **60–19** (pass) · lower
- 3rd Reading AB510 Ammiano By Hill — **27–9** (pass) · upper
- Do pass. — **12–2** (pass) · lower
- AB 510 AMMIANO Assembly Third Reading — **58–16** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations. — **4–0** (pass) · upper

## Sponsors

- Ammiano — primary (person)

## Timeline

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

- **2013-02-20** Read first time. To print. `reading-1`
- **2013-02-21** From printer. May be heard in committee March 23.
- **2013-03-14** Referred to Com. on E. & R. `referral-committee`
- **2013-03-14** From committee chair, with author's amendments: Amend, and re-refer to Com. on E. & R. Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1`
- **2013-03-18** Re-referred to Com. on E. & R. `referral-committee`
- **2013-04-09** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2013-04-23** In committee: Hearing postponed by committee.
- **2014-01-06** In committee: Hearing postponed by committee.
- **2014-01-06** From committee chair, with author's amendments: Amend, and re-refer to Com. on E. & R. Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1`
- **2014-01-07** Re-referred to Com. on E. & R. `referral-committee`
- **2014-01-15** From committee: Do pass and re-refer to Com. on APPR. (Ayes 5. Noes 1.) (January 15). Re-referred to Com. on APPR. `committee-passage-favorable, referral-committee, committee-passage`
- **2014-01-23** From committee: Do pass. (Ayes 12. Noes 2.) (January 23). `committee-passage-favorable, committee-passage`
- **2014-01-23** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2014-01-30** Read third time. Passed. Ordered to the Senate. (Ayes 58. Noes 16. Page 3741.) `reading-3, reading-1, passage`
- **2014-01-30** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2014-02-06** Referred to Com. on E. & C.A. `referral-committee`
- **2014-05-28** In committee: Hearing postponed by committee.
- **2014-05-28** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on E. & C.A. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **2014-06-18** From committee: Do pass and re-refer to Com. on APPR. (Ayes 4. Noes 0.) (June 17). Re-referred to Com. on APPR. `committee-passage-favorable, referral-committee, committee-passage`
- **2014-06-30** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2014-07-01** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2014-08-18** Read third time. Passed. Ordered to the Assembly. (Ayes 27. Noes 9. Page 4554.). `reading-3, reading-1, passage`
- **2014-08-18** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 20 pursuant to Assembly Rule 77.
- **2014-08-21** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 60. Noes 19. Page 6267.). `committee-passage-favorable, amendment-passage`
- **2014-09-04** Enrolled and presented to the Governor at 4 p.m.
- **2014-09-30** Approved by the Governor. `executive-signature`
- **2014-09-30** Chaptered by Secretary of State - Chapter 868, Statutes of 2014.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/29f315ba-c881-47ac-a3d0-10f99a915550`. Confidence: reported (aggregated from official California legislature records).