---
type: "Bill"
title: "Horse racing: out-of-country thoroughbred races."
description: "Horse racing: out-of-country thoroughbred races."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 509"
citation: "California AB 509 (20032004)"
classification: ["bill", "appropriation"]
subjects: ["Horse racing: out-of-country thoroughbred races."]
status: "enacted"
primary_sponsors: ["Jerome Horton"]
version_count: 6
action_count: 27
vote_count: 7
first_action: "2003-02-18"
last_action: "2004-08-16"
source: "openstates"
source_identifier: "ocd-bill/4e921201-07c1-4d3f-ab73-f6e1e7c1a111"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB509"
source_hash: "f668abc36736bddf69e7502f4749666f51ad36cb95477be4e3bf32d5f00083bb"
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 509 (20032004) — Horse racing: out-of-country thoroughbred races.

## 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=200320040AB509&version=20030AB50999INT)
2. **06/15/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB509&version=20030AB50997AMD)
3. **08/16/04 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB509&version=20030AB50995CHP)
4. **08/25/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB509&version=20030AB50998AMD)
5. **AB509** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB509)
6. **07/02/04 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB509&version=20030AB50996ENR)

## Votes

- Do pass, but re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- ab 509 horton,j assembly third reading — **pass** (pass) · lower
- Do pass. — **pass** (pass) · lower
- assembly 3rd reading ab509 jerome horto by johnson — **pass** (pass) · upper
- ab 509 horton,j concurrence- urgency added — **pass** (pass) · lower
- assembly 3rd reading ab509 jerome horto by denham — **pass** (pass) · upper
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower

## Sponsors

- Jerome Horton — primary (person)

## Timeline

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

- **2004-08-16** Chaptered by Secretary of State - Chapter 235, Statutes of 2004.
- **2004-08-16** Approved by the Governor. `executive-signature`
- **2004-08-05** Enrolled and to the Governor at 9:45 a.m.
- **2004-07-02** Urgency clause adopted. Senate amendments concurred in. To enrollment. (Ayes 68. Noes 0. Page 6689.) `committee-passage-favorable, amendment-passage`
- **2004-06-24** In Assembly. Concurrence in Senate amendments pending. May be considered on or after June 26 pursuant to Assembly Rule 77.
- **2004-06-24** Read third time. Urgency clause adopted. Passed and to Assembly. (Ayes 31. Noes 2. Page 4357.) `reading-3, passage, reading-1`
- **2004-06-16** Read second time. To third reading. `reading-2, reading-1`
- **2004-06-15** Action rescinded whereby bill was read third time, passed, and to Assembly. Read third time and amended. To second reading. `passage, amendment-passage, reading-3, reading-1`
- **2004-01-20** In Senate. Held at Desk.
- **2004-01-20** Ordered returned to Senate.
- **2003-09-10** Assembly Rule 77 suspended. (Ayes 46. Noes 30. Page 3717.)
- **2003-09-09** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 11 pursuant to Assembly Rule 77.
- **2003-09-08** Read third time, passed, and to Assembly. (Ayes 36. Noes 1. Page 2375.) `reading-3, passage, reading-1`
- **2003-08-26** Read second time. To third reading. `reading-2, reading-1`
- **2003-08-25** Read third time, amended. To second reading. `reading-3, amendment-passage, reading-1`
- **2003-08-20** Read second time. To third reading. `reading-2, reading-1`
- **2003-08-19** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2003-07-08** From committee: Do pass, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. Re-referred. (Ayes 12. Noes 0.). `committee-passage-favorable, referral-committee, committee-passage`
- **2003-05-29** Referred to Standing Committee on Governmental Organization. `referral-committee`
- **2003-05-20** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2003-05-19** Read third time, passed, and to Senate. (Ayes 75. Noes 0. Page 1751.) `reading-3, passage, reading-1`
- **2003-05-12** Read second time. To third reading. `reading-2, reading-1`
- **2003-05-08** From committee: Do pass. (Ayes 23. Noes 0.) (May 7). `committee-passage-favorable, committee-passage`
- **2003-04-28** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 24. Noes 0.) (April 28). `committee-passage-favorable, referral-committee, committee-passage`
- **2003-02-27** Referred to Standing Committee on Governmental Organization. `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/4e921201-07c1-4d3f-ab73-f6e1e7c1a111`. Confidence: reported (aggregated from official California legislature records).