---
type: "Bill"
title: "Suisun Marsh Wetlands Enhancement and Mosquito Abatement Demonstration Program."
description: "Suisun Marsh Wetlands Enhancement and Mosquito Abatement Demonstration Program."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "19992000"
identifier: "AB 299"
citation: "California AB 299 (19992000)"
classification: ["bill", "appropriation"]
subjects: ["Suisun Marsh Wetlands Enhancement and Mosquito Abatement Demonstration Program."]
status: "enacted"
primary_sponsors: ["Thomson"]
version_count: 8
action_count: 28
vote_count: 7
first_action: "1999-02-08"
last_action: "2000-08-23"
source: "openstates"
source_identifier: "ocd-bill/ec9ca534-4a7e-418d-831d-62cf9d6a4245"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB299"
source_hash: "e69d2780f949bd20547dfc3a427f0e92df2f703a0e5d1caa3cab9cbc7d9ebf33"
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 299 (19992000) — Suisun Marsh Wetlands Enhancement and Mosquito Abatement Demonstration Program.

## Version chain

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

1. **02/08/99 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB299&version=19990AB29999INT)
2. **04/03/00 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB299&version=19990AB29995AMD)
3. **04/12/99 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB299&version=19990AB29998AMD)
4. **05/06/99 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB299&version=19990AB29997AMD)
5. **05/13/99 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB299&version=19990AB29996AMD)
6. **08/23/00 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB299&version=19990AB29993CHP)
7. **AB299** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB299)
8. **08/10/00 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB299&version=19990AB29994ENR)

## Votes

- SPEC. CONSENT CALENDAR SECOND DAY CONCURRENCE — **pass** (pass) · lower
- AB 299 THOMSON THIRD READING — **pass** (pass) · lower
- Do pass. — **pass** (pass) · lower
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- SPECIAL CONSENT CALE AB299 Thomson — **pass** (pass) · upper
- Do pass. — **pass** (pass) · upper

## Sponsors

- Thomson — primary (person)

## Timeline

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

- **2000-08-23** Chaptered by Secretary of State - Chapter 223, Statutes of 2000.
- **2000-08-22** Approved by the Governor. `executive-signature`
- **2000-08-21** Enrolled and to the Governor at 10:30 a.m.
- **2000-08-10** Senate amendments concurred in. To enrollment. (Ayes 68. Noes 0. Page 7832.) `committee-passage-favorable, amendment-passage`
- **2000-07-06** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 4 pursuant to Assembly Rule 77. Ordered to Special Consent Calendar.
- **2000-07-06** Read third time, passed, and to Assembly. (Ayes 39. Noes 0. Page 5498.) `passage, reading-3, reading-1`
- **2000-06-28** Read second time. To third reading. `reading-2, reading-1`
- **2000-06-27** From committee: Do pass. (Ayes 11. Noes 0.). `committee-passage, committee-passage-favorable`
- **2000-04-03** Read second time, amended, and re-referred to Standing Committee on Appropriations. `amendment-passage, reading-2, reading-1, referral-committee`
- **2000-03-30** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 6. Noes 0.). `committee-passage, amendment-introduction, amendment-passage, referral-committee`
- **1999-07-14** In committee: Set, second hearing. Hearing canceled at the request of author.
- **1999-07-01** In committee: Set, first hearing. Hearing canceled at the request of author.
- **1999-06-17** Referred to Standing Committee on Natural Resources And Water. `referral-committee`
- **1999-05-26** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **1999-05-25** Read third time, passed, and to Senate. (Ayes 76. Noes 0. Page 1898.) `passage, reading-3, reading-1`
- **1999-05-24** Read second time. To third reading. `reading-2, reading-1`
- **1999-05-20** From committee: Do pass. (Ayes 21. Noes 0.) (May 19). `committee-passage, committee-passage-favorable`
- **1999-05-17** Re-referred to Standing Committee on Appropriations. `referral-committee`
- **1999-05-13** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Appropriations Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **1999-05-10** Re-referred to Standing Committee on Appropriations. `referral-committee`
- **1999-05-06** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Appropriations Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **1999-04-14** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 13. Noes 0.) (April 13). `committee-passage, committee-passage-favorable, referral-committee`
- **1999-04-13** Re-referred to Standing Committee on Water, Parks and Wildlife. `referral-committee`
- **1999-04-12** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Water, Parks and Wildlife Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **1999-03-24** In committee: Hearing postponed by committee.
- **1999-02-19** Referred to Standing Committee on Water, Parks and Wildlife. `referral-committee`
- **1999-02-09** From printer. May be heard in committee March 11.
- **1999-02-08** 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/ec9ca534-4a7e-418d-831d-62cf9d6a4245`. Confidence: reported (aggregated from official California legislature records).