---
type: "Bill"
title: "Criminal procedure: evidence."
description: "Criminal procedure: evidence."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20012002"
identifier: "AB 78"
citation: "California AB 78 (20012002)"
classification: ["bill"]
subjects: ["Criminal procedure: evidence."]
status: "enacted"
primary_sponsors: ["Alquist"]
version_count: 6
action_count: 18
vote_count: 5
first_action: "2001-01-04"
last_action: "2001-09-04"
source: "openstates"
source_identifier: "ocd-bill/97640ffb-425b-49b9-905e-d0ec54df4c2e"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB78"
source_hash: "b2a21f7aac13dd0bf95e170f405455eb7d6d270c028eac932fc9281e98100699"
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 78 (20012002) — Criminal procedure: evidence.

## Version chain

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

1. **01/04/01 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB78&version=20010AB7899INT)
2. **03/01/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB78&version=20010AB7898AMD)
3. **07/02/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB78&version=20010AB7897AMD)
4. **09/04/01 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB78&version=20010AB7895CHP)
5. **AB78** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB78)
6. **08/20/01 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB78&version=20010AB7896ENR)

## Votes

- AB 78 Alquist Concurrence in Senate Amendments — **pass** (pass) · lower
- Do pass as amended. — **pass** (pass) · upper
- Assembly 3rd Reading AB78 Alquist By McPherson — **pass** (pass) · upper
- Do pass as amended. — **pass** (pass) · lower
- AB 78 Alquist Assembly Third Reading — **pass** (pass) · lower

## Sponsors

- Alquist — primary (person)
- Aroner — coauthor (person)
- Chavez — coauthor (person)
- Chu — coauthor (person)
- Cohn — principal coauthor (person)
- Cox — coauthor (person)
- Diaz — coauthor (person)
- Figueroa — coauthor (person)
- Florez — coauthor (person)
- Harman — coauthor (person)
- Havice — coauthor (person)
- Jackson — principal coauthor (person)
- Karnette — coauthor (person)
- Kuehl — principal coauthor (person)
- Margett — coauthor (person)
- Strom-Martin — coauthor (person)

## Timeline

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

- **2001-09-04** Chaptered by Secretary of State - Chapter 235, Statutes of 2001.
- **2001-09-01** Approved by the Governor. `executive-signature`
- **2001-08-23** Enrolled and to the Governor at 4 p.m.
- **2001-08-20** Senate amendments concurred in. To enrollment. (Ayes 74. Noes 0. Page 3082.) `committee-passage-favorable, amendment-passage`
- **2001-07-19** In Assembly. Concurrence in Senate amendments pending. May be considered on or after July 21 pursuant to Assembly Rule 77.
- **2001-07-19** Read third time, passed, and to Assembly. (Ayes 38. Noes 0. Page 2103.) `passage, reading-1, reading-3`
- **2001-07-02** Read second time, amended, and to third reading. `reading-2, reading-1, amendment-passage`
- **2001-06-28** From committee: Amend, and do pass as amended. (Ayes 5. Noes 0.). `amendment-introduction, committee-passage, amendment-passage`
- **2001-06-12** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2001-03-15** Referred to Standing Committee on Public Safety. `referral-committee`
- **2001-03-08** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2001-03-08** Read third time, passed, and to Senate. (Ayes 73. Noes 0. Page 594.) `passage, reading-1, reading-3`
- **2001-03-05** Read second time. To third reading. `reading-2, reading-1`
- **2001-03-01** Read second time and amended. Ordered returned to second reading. `reading-2, amendment-passage, reading-1`
- **2001-02-28** From committee: Amend, and do pass as amended. (Ayes 6. Noes 0.) (February 27). `amendment-introduction, committee-passage, amendment-passage`
- **2001-02-01** Referred to Standing Committee on Public Safety. `referral-committee`
- **2001-01-05** From printer. May be heard in committee February 4.
- **2001-01-04** 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/97640ffb-425b-49b9-905e-d0ec54df4c2e`. Confidence: reported (aggregated from official California legislature records).