---
type: "Bill"
title: "Vehicles: schoolbuses."
description: "Vehicles: schoolbuses."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "19992000"
identifier: "AB 1573"
citation: "California AB 1573 (19992000)"
classification: ["bill"]
subjects: ["Vehicles: schoolbuses."]
status: "enacted"
primary_sponsors: ["Strom-Martin"]
version_count: 8
action_count: 28
vote_count: 8
first_action: "1999-02-26"
last_action: "1999-10-10"
source: "openstates"
source_identifier: "ocd-bill/40b3cdfc-9142-43e4-80be-947d5034de9b"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB1573"
source_hash: "65e489dfe18f59d5ef4cb9f03a0379e2cfcd861d3d123555a4df1160b4638495"
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 1573 (19992000) — Vehicles: schoolbuses.

## Version chain

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

1. **02/26/99 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB1573&version=19990AB157399INT)
2. **06/28/99 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB1573&version=19990AB157398AMD)
3. **07/13/99 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB1573&version=19990AB157397AMD)
4. **08/18/99 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB1573&version=19990AB157396AMD)
5. **08/31/99 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB1573&version=19990AB157395AMD)
6. **10/10/99 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB1573&version=19990AB157393CHP)
7. **AB1573** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB1573)
8. **09/09/99 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB1573&version=19990AB157394ENR)

## Votes

- Do pass. — **pass** (pass) · lower
- Assembly 3rd Reading AB1573 Strom-Martin By Morrow — **pass** (pass) · upper
- 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
- AB 1573 STROM-MARTIN CONCURRENCE — **pass** (pass) · lower
- Assembly 3rd Reading AB1573 Strom-Martin By Morrow — **pass** (pass) · upper
- Assembly 3rd Reading AB1573 Strom-Martin By Morrow Reconsider — **pass** (pass) · upper
- AB 1573 STROM-MARTIN 3RD READING URGENCY — **pass** (pass) · lower

## Sponsors

- Strom-Martin — primary (person)
- Alpert — coauthor (person)
- Johnston — coauthor (person)
- Monteith — principal coauthor (person)
- Morrow — principal coauthor (person)

## Timeline

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

- **1999-10-10** Chaptered by Secretary of State - Chapter 647, Statutes of 1999.
- **1999-10-05** Approved by the Governor. `executive-signature`
- **1999-09-20** Enrolled and to the Governor at 1:45 p.m.
- **1999-09-09** Senate amendments concurred in. To enrollment. (Ayes 73. Noes 4. Page 4203.) `committee-passage-favorable, amendment-passage`
- **1999-09-08** Assembly Rule 77 suspended.
- **1999-09-07** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 9 pursuant to Assembly Rule 77.
- **1999-09-07** Read third time. Urgency clause adopted. Passed and to Assembly. (Ayes 40. Noes 0. Page 2990.) `passage, reading-3, reading-1`
- **1999-09-01** Read second time. To third reading. `reading-2, reading-1`
- **1999-08-31** Read third time, amended. To second reading. `reading-3, amendment-passage, reading-1`
- **1999-08-24** Read third time. Urgency clause adopted. Passed. (Ayes 40. Noes 0. Page 2603.) Motion to reconsider made by Senator Morrow. Reconsideration granted. (Ayes 40. Noes 0. Page 2606.) `passage, reading-3, reading-1`
- **1999-08-18** Read second time, amended, and to third reading. `amendment-passage, reading-2, reading-1`
- **1999-08-17** From committee: Be placed on second reading file pursuant to Senate Rule 28.8 and be amended. `committee-passage, amendment-passage`
- **1999-07-13** Read second time, amended, and re-referred to Standing Committee on Appropriations. `amendment-passage, reading-2, reading-1, referral-committee`
- **1999-07-12** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 11. Noes 0.). `committee-passage, amendment-introduction, amendment-passage, referral-committee`
- **1999-06-28** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Transportation. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **1999-06-24** In committee: Hearing postponed by committee.
- **1999-06-21** In committee: Hearing postponed by committee.
- **1999-06-02** Referred to Standing Committee on Transportation. `referral-committee`
- **1999-05-28** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **1999-05-27** Read third time. Urgency clause adopted. Passed and to Senate. (Ayes 73. Noes 4. Page 1960.) `passage, reading-3, reading-1`
- **1999-05-24** Passed on file.
- **1999-05-17** Read second time. To third reading. `reading-2, reading-1`
- **1999-05-13** From committee: Do pass. (Ayes 14. Noes 2.) (May 12). `committee-passage, committee-passage-favorable`
- **1999-04-20** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 14. Noes 2.) (April 19). `committee-passage, committee-passage-favorable, referral-committee`
- **1999-03-25** Referred to Standing Committee on Transportation. `referral-committee`
- **1999-03-01** Read first time. `reading-1`
- **1999-02-28** From printer. May be heard in committee March 30.
- **1999-02-26** Introduced. To print. `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/40b3cdfc-9142-43e4-80be-947d5034de9b`. Confidence: reported (aggregated from official California legislature records).