---
type: "Bill"
title: "Criminal procedure."
description: "Criminal procedure."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20012002"
identifier: "AB 477"
citation: "California AB 477 (20012002)"
classification: ["bill"]
subjects: ["Criminal procedure."]
status: "enacted"
primary_sponsors: ["Cohn"]
version_count: 7
action_count: 25
vote_count: 7
first_action: "2001-02-21"
last_action: "2001-07-19"
source: "openstates"
source_identifier: "ocd-bill/6354bbea-badc-4a57-9690-b0bc4873c6a7"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB477"
source_hash: "1518b824037186873885b9572855af5c1d5892b4c6c9c7fa5209bcf83c0b086b"
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 477 (20012002) — Criminal procedure.

## Version chain

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

1. **02/21/01 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB477&version=20010AB47799INT)
2. **03/28/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB477&version=20010AB47798AMD)
3. **05/03/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB477&version=20010AB47797AMD)
4. **06/25/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB477&version=20010AB47796AMD)
5. **07/19/01 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB477&version=20010AB47794CHP)
6. **AB477** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB477)
7. **07/12/01 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB477&version=20010AB47795ENR)

## Votes

- Special Consent #19 AB477 Cohn By Scott — **pass** (pass) · upper
- Do pass and be re-referred to the Committee on Appropriations. — **fail** (fail) · lower
- AB 477 Cohn Assembly Third Reading — **pass** (pass) · lower
- Set first hearing. Failed passage. Reconsideration granted. — **pass** (pass) · lower
- Do pass. — **pass** (pass) · lower
- Do pass. — **pass** (pass) · upper
- AB 477 Cohn Concurrence in Senate Amendments — **pass** (pass) · lower

## Sponsors

- Cohn — primary (person)
- Alquist — coauthor (person)
- Chu — coauthor (person)
- Diaz — coauthor (person)
- Horton — coauthor (person)
- Kehoe — coauthor (person)
- Koretz — coauthor (person)
- Leach — coauthor (person)
- Machado — coauthor (person)
- Pavley — coauthor (person)
- Pescetti — coauthor (person)
- Scott — coauthor (person)
- Steinberg — coauthor (person)
- Strom-Martin — coauthor (person)
- Zettel — coauthor (person)

## Timeline

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

- **2001-07-19** Chaptered by Secretary of State - Chapter 82, Statutes of 2001.
- **2001-07-19** Approved by the Governor. `executive-signature`
- **2001-07-13** Enrolled and to the Governor at 2 p.m.
- **2001-07-12** Senate amendments concurred in. To enrollment. (Ayes 77. Noes 0. Page 2766.) `committee-passage-favorable, amendment-passage`
- **2001-07-09** In Assembly. Concurrence in Senate amendments pending. May be considered on or after July 11 pursuant to Assembly Rule 77.
- **2001-07-05** Read third time, passed, and to Assembly. (Ayes 39. Noes 0. Page 1855.) `passage, reading-1, reading-3`
- **2001-06-26** Read second time. To third reading. `reading-2, reading-1`
- **2001-06-25** Read third time, amended. To second reading. `reading-1, amendment-passage, reading-3`
- **2001-06-20** Read second time. To third reading. `reading-2, reading-1`
- **2001-06-19** From committee: Do pass. (Ayes 4. Noes 0.). `committee-passage-favorable, committee-passage`
- **2001-06-11** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2001-05-21** Referred to Standing Committee on Public Safety. `referral-committee`
- **2001-05-14** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2001-05-14** Read third time, passed, and to Senate. (Ayes 76. Noes 0. Page 1596.) `passage, reading-1, reading-3`
- **2001-05-10** Read second time. To third reading. `reading-2, reading-1`
- **2001-05-09** From committee: Do pass. (Ayes 7. Noes 0.) (May 8). `committee-passage-favorable, committee-passage`
- **2001-05-08** Re-referred to Standing Committee on Public Safety. `referral-committee`
- **2001-05-03** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Public Safety Read second time and amended. `reading-2, referral-committee, reading-1, amendment-introduction, amendment-passage`
- **2001-04-24** In committee: Set, second hearing. Hearing canceled at the request of author.
- **2001-04-03** In committee: Set first hearing. Failed passage. Reconsideration granted.
- **2001-04-02** Re-referred to Standing Committee on Public Safety. `referral-committee`
- **2001-03-28** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Public Safety Read second time and amended. `reading-2, referral-committee, reading-1, amendment-introduction, amendment-passage`
- **2001-03-05** Referred to Standing Committee on Public Safety. `referral-committee`
- **2001-02-22** From printer. May be heard in committee March 24.
- **2001-02-21** 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/6354bbea-badc-4a57-9690-b0bc4873c6a7`. Confidence: reported (aggregated from official California legislature records).