republic-os/legislation/us/states/ca/19992000/ab-501.md

---
type: "Bill"
title: "Criminal procedure: career criminal prosecutions."
description: "Criminal procedure: career criminal prosecutions."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "19992000"
identifier: "AB 501"
citation: "California AB 501 (19992000)"
classification: ["bill"]
subjects: ["Criminal procedure: career criminal prosecutions."]
status: "enacted"
primary_sponsors: ["Nakano"]
version_count: 8
action_count: 24
vote_count: 7
first_action: "1999-02-18"
last_action: "1999-09-15"
source: "openstates"
source_identifier: "ocd-bill/482b085d-65db-49fe-b3c3-f5215c12cbfd"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB501"
source_hash: "7b6f9b6d9e3ee8fd5405c60281a77b8a37ba2c53a88ea368f2a1b9d59cfefbef"
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 501 (19992000) — Criminal procedure: career criminal prosecutions.

## Version chain

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

1. **02/18/99 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB501&version=19990AB50199INT)
2. **04/26/99 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB501&version=19990AB50198AMD)
3. **06/15/99 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB501&version=19990AB50197AMD)
4. **07/15/99 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB501&version=19990AB50196AMD)
5. **08/19/99 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB501&version=19990AB50195AMD)
6. **09/15/99 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB501&version=19990AB50193CHP)
7. **AB501** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB501)
8. **08/30/99 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB501&version=19990AB50194ENR)

## Votes

- Do pass as amended, to Consent Calendar. — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- Assembly 3rd Reading AB501 Nakano By Murray — **pass** (pass) · upper
- Do pass. — **pass** (pass) · upper
- Do pass and be re-referred to the Committee on Appropriations to Consent Calendar. — **pass** (pass) · lower
- CONSENT CALENDAR SECOND DAY — **pass** (pass) · lower
- AB 501 NAKANO CONCURRENCE — **pass** (pass) · lower

## Sponsors

- Nakano — primary (person)
- Calderon — coauthor (person)
- Havice — coauthor (person)

## Timeline

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

- **1999-09-15** Chaptered by Secretary of State - Chapter 382, Statutes of 1999.
- **1999-09-15** Approved by the Governor. `executive-signature`
- **1999-09-07** Enrolled and to the Governor at 3 p.m.
- **1999-08-30** Senate amendments concurred in. To enrollment. (Ayes 73. Noes 2. Page 3603.) `committee-passage-favorable, amendment-passage`
- **1999-08-26** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 28 pursuant to Assembly Rule 77.
- **1999-08-25** Read third time, passed, and to Assembly. (Ayes 37. Noes 1. Page 2653.) `passage, reading-3, reading-1`
- **1999-08-23** Read second time. To third reading. `reading-2, reading-1`
- **1999-08-19** Read third time, amended. To second reading. `reading-3, amendment-passage, reading-1`
- **1999-08-16** Read second time. To third reading. `reading-2, reading-1`
- **1999-07-15** Read third time, amended. To second reading. `reading-3, amendment-passage, reading-1`
- **1999-07-14** Read second time. To third reading. `reading-2, reading-1`
- **1999-07-13** From committee: Do pass. (Ayes 10. Noes 2.). `committee-passage, committee-passage-favorable`
- **1999-06-15** Read second time, amended, and re-referred to Standing Committee on Appropriations. `amendment-passage, reading-2, reading-1, referral-committee`
- **1999-06-14** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 4. Noes 0.). `committee-passage, amendment-introduction, amendment-passage, referral-committee`
- **1999-05-12** Referred to Standing Committee on Public Safety. `referral-committee`
- **1999-04-29** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **1999-04-29** Read third time, passed, and to Senate. (Ayes 66. Noes 0. Page 1396.) `passage, reading-3, reading-1`
- **1999-04-27** Read second time. To Consent Calendar. `reading-2, reading-1`
- **1999-04-26** Read second time and amended. Ordered returned to second reading. `amendment-passage, reading-2, reading-1`
- **1999-04-22** From committee: Amend, and do pass as amended. To Consent Calendar. (April 21). `committee-passage, amendment-introduction, amendment-passage`
- **1999-03-23** From committee: Do pass, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. Re-referred. (Ayes 8. Noes 0.) (March 23). `committee-passage, committee-passage-favorable, referral-committee`
- **1999-03-01** Referred to Standing Committee on Public Safety. `referral-committee`
- **1999-02-19** From printer. May be heard in committee March 21.
- **1999-02-18** 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/482b085d-65db-49fe-b3c3-f5215c12cbfd`. Confidence: reported (aggregated from official California legislature records).