---
type: "Bill"
title: "Horse racing: thoroughbred racing: California-bred bonus program."
description: "Existing law, the Horse Racing Law, provides for the regulation of horse racing in this state. Violations of the Horse Racing Law are generally misdemeanors."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20092010"
identifier: "AB 1578"
citation: "California AB 1578 (20092010)"
classification: ["bill"]
subjects: ["Horse racing: thoroughbred racing: California-bred bonus program."]
status: "enacted"
primary_sponsors: ["Committee on Governmental Organization"]
version_count: 6
action_count: 23
vote_count: 5
first_action: "2009-03-23"
last_action: "2009-10-11"
source: "openstates"
source_identifier: "ocd-bill/4276b379-2358-4bcb-b3ca-037ecba14787"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1578"
source_hash: "164918c9b5d96f722144abe283267247e3487940364bdd40a253cea982e46956"
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 1578 (20092010) — Horse racing: thoroughbred racing: California-bred bonus program.

Existing law, the Horse Racing Law, provides for the regulation of horse racing in this state. Violations of the Horse Racing Law are generally misdemeanors.

## Version chain

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

1. **03/23/09 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1578&version=20090AB157899INT)
2. **07/13/09 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1578&version=20090AB157898AMD)
3. **07/23/09 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1578&version=20090AB157897AMD)
4. **10/11/09 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1578&version=20090AB157895CHP)
5. **AB1578** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1578)
6. **09/08/09 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1578&version=20090AB157896ENR)

## Votes

- Do pass, to Consent Calendar. — **pass** (pass) · lower
- AB 1578 G.O. Consent Calendar Second Day Regular Session — **pass** (pass) · lower
- AB 1578 G.O. Concurrence in Senate Amendments By PRICE — **pass** (pass) · lower
- Special Consent #16 AB1578 Committee on G.O. (Price) — **pass** (pass) · upper
- Do pass and be placed on the Consent Calendar. — **pass** (pass) · upper

## Sponsors

- Committee on Governmental Organization — primary (person)

## Timeline

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

- **2009-03-23** Read first time. To print. `reading-1`
- **2009-03-24** From printer. May be heard in committee April 23.
- **2009-04-02** Referred to Com. on G.O. `referral-committee`
- **2009-05-06** From committee: Do pass. To Consent Calendar. (May 6). `committee-passage-favorable, committee-passage`
- **2009-05-07** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2009-05-14** Read third time, passed, and to Senate. (Ayes 73. Noes 0. Page 1467.) `reading-3, passage, reading-1`
- **2009-05-14** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2009-05-21** Referred to Com. on G.O. `referral-committee`
- **2009-07-08** From committee: Do pass. To Consent Calendar. (July 8). `committee-passage-favorable, committee-passage`
- **2009-07-09** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2009-07-13** Read third time, amended. To second reading. `reading-3, amendment-passage, reading-1`
- **2009-07-14** Read second time. To third reading. `reading-2, reading-1`
- **2009-07-14** Re-referred to Com. on APPR. pursuant to Joint Rule 10.5. `referral-committee`
- **2009-07-23** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on APPR. `amendment-introduction, reading-2, amendment-passage, referral-committee, reading-1`
- **2009-08-18** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2009-08-19** Read second time. To third reading. `reading-2, reading-1`
- **2009-08-24** Ordered to Special Consent Calendar.
- **2009-08-27** Read third time, passed, and to Assembly. (Ayes 38. Noes 0. Page 1980.) `reading-3, passage, reading-1`
- **2009-08-27** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 30 pursuant to Assembly Rule 77.
- **2009-09-02** Senate amendments concurred in. To enrollment. (Ayes 77. Noes 0. Page 2899.) `amendment-passage, committee-passage-favorable`
- **2009-09-10** Enrolled and to the Governor at 10:30 a.m.
- **2009-10-11** Approved by the Governor. `executive-signature`
- **2009-10-11** Chaptered by Secretary of State - Chapter 550, Statutes of 2009.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/4276b379-2358-4bcb-b3ca-037ecba14787`. Confidence: reported (aggregated from official California legislature records).