---
type: "Bill"
title: "Geologists and geophysicists."
description: "Existing law establishes in the Department of Consumer Affairs a Board for Professional Engineers and Land Surveyors, consisting of 13 members. Existing law requires that membership to include 5 engineers, one land surveyor, and 7 public members. Existing law requires the Governor to appoint 5 of the public members and all of the professional members. The Senate Committee on Rules and the Speaker of the Assembly are required to each appoint a public member."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20092010"
identifier: "AB 1431"
citation: "California AB 1431 (20092010)"
classification: ["bill"]
subjects: ["Geologists and geophysicists."]
status: "enacted"
primary_sponsors: ["Hill"]
version_count: 10
action_count: 41
vote_count: 9
first_action: "2009-02-27"
last_action: "2010-09-30"
source: "openstates"
source_identifier: "ocd-bill/2dad9efb-9ad0-4296-ad4b-e8dde23c3f3e"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1431"
source_hash: "f6d8cdbf19b5816962cb776a8a18ee523d9193527eb9333d6f8a9621898bcad2"
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 1431 (20092010) — Geologists and geophysicists.

Existing law establishes in the Department of Consumer Affairs a Board for Professional Engineers and Land Surveyors, consisting of 13 members. Existing law requires that membership to include 5 engineers, one land surveyor, and 7 public members. Existing law requires the Governor to appoint 5 of the public members and all of the professional members. The Senate Committee on Rules and the Speaker of the Assembly are required to each appoint a public member.

## Version chain

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

1. **02/27/09 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143199INT)
2. **01/04/10 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143197AMD)
3. **03/09/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143196AMD)
4. **04/05/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143195AMD)
5. **04/14/09 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143198AMD)
6. **04/27/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143194AMD)
7. **08/30/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143193AMD)
8. **09/30/10 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143191CHP)
9. **AB1431** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1431)
10. **09/02/10 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1431&version=20090AB143192ENR)

## Votes

- Be referred to Committee on Business and Professions. — **pass** (pass) · lower
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- Assembly 3rd Reading AB1431 Hill By Aanestad — **pass** (pass) · upper
- AB 1431 HILL Concurrence in Senate Amendments — **pass** (pass) · lower
- AB 1431 HILL Consent Calendar Second Day Regular Session — **pass** (pass) · lower
- W/O REF. TO FILE AB1431 Hill — **pass** (pass) · upper
- Do pass, to Consent Calendar. — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- AB 1431 HILL Concurrence in Senate Amendments — **pass** (pass) · lower

## Sponsors

- Hill — primary (person)

## Timeline

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

- **2009-02-27** Introduced. To print. `introduction`
- **2009-03-01** From printer. May be heard in committee March 30.
- **2009-03-02** Read first time. `reading-1`
- **2009-04-13** Referred to Com. on TRANS. `referral-committee`
- **2009-04-14** From committee chair, with author's amendments: Amend, and re-refer to Com. on TRANS. Read second time and amended. `amendment-introduction, reading-2, amendment-passage, reading-1`
- **2009-04-15** Re-referred to Com. on TRANS. `referral-committee`
- **2009-04-27** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2010-01-04** From committee chair, with author's amendments: Amend, and re-refer to Com. on TRANS. Read second time and amended. `amendment-introduction, reading-2, amendment-passage, reading-1`
- **2010-01-04** Re-referred to Com. on TRANS. `referral-committee`
- **2010-01-04** Re-referred to Com. on RULES. pursuant to Assembly Rule 96. `referral-committee`
- **2010-01-07** From committee: Be re-referred to Com. on B. & P. Re-referred. (Ayes 10. Noes 0.) (January 7). `referral-committee, committee-passage`
- **2010-01-12** From committee: Do pass, and re-refer to Com. on APPR. Re-referred. (Ayes 11. Noes 0.) (January 12). `committee-passage-favorable, committee-passage`
- **2010-01-21** From committee: Do pass. To Consent Calendar. (January 21). `committee-passage-favorable, committee-passage`
- **2010-01-25** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2010-01-27** Read third time, passed, and to Senate. (Ayes 68. Noes 0. Page 3912.) `reading-3, passage, reading-1`
- **2010-01-28** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2010-02-11** Referred to Com. on B., P. & E.D. `referral-committee`
- **2010-03-09** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on B., P. & E.D. `amendment-introduction, reading-2, amendment-passage, referral-committee, reading-1`
- **2010-03-25** From committee: Amend, do pass as amended, and re-refer to Com. on APPR. (Ayes 8. Noes 0.) (March 22). `amendment-introduction, amendment-passage, committee-passage`
- **2010-04-05** Read second time and amended. Re-referred to Com. on APPR. `reading-2, amendment-passage, referral-committee, reading-1`
- **2010-04-27** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on APPR. `amendment-introduction, reading-2, amendment-passage, referral-committee, reading-1`
- **2010-06-10** From committee: Pursuant to Senate Rule 28.8 be re-referred to Com. on RLS. Re-referred to Com. on RLS. `referral-committee, committee-passage`
- **2010-06-15** Withdrawn from committee. Ordered placed on second reading file.
- **2010-06-16** Read second time. To third reading. `reading-2, reading-1`
- **2010-08-11** Read third time, passed, and to Assembly. (Ayes 34. Noes 0. Page 4453.) `reading-3, passage, reading-1`
- **2010-08-11** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 13 pursuant to Assembly Rule 77.
- **2010-08-16** Senate amendments concurred in. To enrollment. (Ayes 74. Noes 0. Page 6217.) `amendment-passage, committee-passage-favorable`
- **2010-08-26** Withdrawn from Enrollment.
- **2010-08-26** Action rescinded whereby the Assembly concurred in Senate amendments.
- **2010-08-26** Ordered returned to Senate.
- **2010-08-26** In Senate. Held at Desk.
- **2010-08-30** Action rescinded whereby the bill was read third time, passed, and to Assembly. `reading-3, passage`
- **2010-08-30** Joint Rules 61(b)(15) and 61(b)(16) suspended. (Page 5010.)
- **2010-08-30** Read third time and amended. `reading-3, amendment-passage, reading-1`
- **2010-08-30** Senate Rule 29.3 suspended.
- **2010-08-30** Read third time, passed, and to Assembly. (Ayes 37. Noes 0. Page 5016.) `reading-3, passage, reading-1`
- **2010-08-30** In Assembly. Concurrence in Senate amendments pending.
- **2010-08-31** Senate amendments concurred in. To enrollment. (Ayes 78. Noes 0. Page 6906.) `amendment-passage, committee-passage-favorable`
- **2010-09-07** Enrolled and to the Governor at 12 p.m.
- **2010-09-30** Approved by the Governor. `executive-signature`
- **2010-09-30** Chaptered by Secretary of State - Chapter 696, Statutes of 2010.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2dad9efb-9ad0-4296-ad4b-e8dde23c3f3e`. Confidence: reported (aggregated from official California legislature records).