---
type: "Bill"
title: "Natural gas supplies."
description: "Natural gas supplies."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20012002"
identifier: "AB 1031"
citation: "California AB 1031 (20012002)"
classification: ["bill"]
subjects: ["Natural gas supplies."]
status: "enacted"
primary_sponsors: ["Canciamilla"]
version_count: 8
action_count: 26
vote_count: 6
first_action: "2001-02-23"
last_action: "2001-09-25"
source: "openstates"
source_identifier: "ocd-bill/4d9c8d0e-b59f-4d89-83ec-172088114d74"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1031"
source_hash: "a855be58f795e296d90eee06d601a1064a512c54b2d38a946d615760e5c47b8d"
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 1031 (20012002) — Natural gas supplies.

## Version chain

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

1. **02/23/01 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1031&version=20010AB103199INT)
2. **05/01/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1031&version=20010AB103198AMD)
3. **05/14/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1031&version=20010AB103197AMD)
4. **07/03/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1031&version=20010AB103196AMD)
5. **07/18/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1031&version=20010AB103195AMD)
6. **09/25/01 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1031&version=20010AB103193CHP)
7. **AB1031** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1031)
8. **08/30/01 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1031&version=20010AB103194ENR)

## Votes

- Do pass, to Consent Calendar. — **pass** (pass) · lower
- Assembly 3rd Reading AB1031 Canciamilla By Bowen — **pass** (pass) · upper
- Do pass as amended and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- AB 1031 Canciamilla Concurrence in Senate Amendments — **pass** (pass) · lower
- AB 1031 Canciamilla Consent Calendar Second Day Regular Session — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper

## Sponsors

- Canciamilla — primary (person)

## Timeline

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

- **2001-09-25** Chaptered by Secretary of State - Chapter 337, Statutes of 2001.
- **2001-09-24** Approved by the Governor. `executive-signature`
- **2001-09-06** Enrolled and to the Governor at 2 p.m.
- **2001-08-30** Senate amendments concurred in. To enrollment. (Ayes 76. Noes 0. Page 3267.) `committee-passage-favorable, amendment-passage`
- **2001-08-28** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 30 pursuant to Assembly Rule 77.
- **2001-08-27** Read third time, passed, and to Assembly. (Ayes 39. Noes 1. Page 2434.) `passage, reading-1, reading-3`
- **2001-07-19** Read second time. To third reading. `reading-2, reading-1`
- **2001-07-18** Read third time, amended. To second reading. `reading-1, amendment-passage, reading-3`
- **2001-07-17** Read second time. To third reading. `reading-2, reading-1`
- **2001-07-17** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2001-07-03** Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-2, reading-1, referral-committee, amendment-passage`
- **2001-07-02** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 7. Noes 2.). `amendment-introduction, referral-committee, committee-passage, amendment-passage`
- **2001-06-12** Referred to Standing Committee on Energy, Utilities and Communications. `referral-committee`
- **2001-05-31** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2001-05-30** Read third time, passed, and to Senate. (Ayes 74. Noes 0. Page 1915.) `passage, reading-1, reading-3`
- **2001-05-25** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2001-05-24** From committee: Do pass. To Consent Calendar. (May 23). `committee-passage-favorable, committee-passage`
- **2001-05-15** Re-referred to Standing Committee on Appropriations. `referral-committee`
- **2001-05-14** Read second time and amended. `reading-2, amendment-passage, reading-1`
- **2001-05-10** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 16. Noes 0.) (May 7). `amendment-introduction, referral-committee, committee-passage, amendment-passage`
- **2001-05-07** Re-referred to Standing Committee on Utilities and Commerce. `referral-committee`
- **2001-05-01** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Utilities and Commerce Read second time and amended. `reading-2, referral-committee, reading-1, amendment-introduction, amendment-passage`
- **2001-04-23** Referred to Standing Committee on Utilities and Commerce. `referral-committee`
- **2001-02-26** Read first time. `reading-1`
- **2001-02-25** From printer. May be heard in committee March 27.
- **2001-02-23** 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/4d9c8d0e-b59f-4d89-83ec-172088114d74`. Confidence: reported (aggregated from official California legislature records).