republic-os/legislation/us/states/ca/20092010/ab-1582.md

---
type: "Bill"
title: "Local agencies: spheres of influence."
description: "(1) Existing law requires a Local Agency Formation Commission to develop and determine the sphere of influence of each local governmental agency within the county. A commission is authorized, at the time a commission approves a proposal for an incorporation or a reorganization which includes an incorporation, to determine the sphere of influence for the proposed new city. The commission is required to determine the sphere of influence for any newly incorporated city within one year of the effective date of incorporation."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20092010"
identifier: "AB 1582"
citation: "California AB 1582 (20092010)"
classification: ["bill"]
subjects: ["Local agencies: spheres of influence."]
status: "enacted"
primary_sponsors: ["Committee on Local Government"]
version_count: 6
action_count: 19
vote_count: 5
first_action: "2009-03-31"
last_action: "2009-08-06"
source: "openstates"
source_identifier: "ocd-bill/a0be163d-eed3-4899-b69b-2e1d841c052c"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1582"
source_hash: "2163388d9f2700d61763218edc69d7f40d8252d22fa3ed9551fbdfadd8e717fa"
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 1582 (20092010) — Local agencies: spheres of influence.

(1) Existing law requires a Local Agency Formation Commission to develop and determine the sphere of influence of each local governmental agency within the county. A commission is authorized, at the time a commission approves a proposal for an incorporation or a reorganization which includes an incorporation, to determine the sphere of influence for the proposed new city. The commission is required to determine the sphere of influence for any newly incorporated city within one year of the effective date of incorporation.

## Version chain

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

1. **03/31/09 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1582&version=20090AB158299INT)
2. **05/06/09 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1582&version=20090AB158298AMD)
3. **06/10/09 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1582&version=20090AB158297AMD)
4. **08/06/09 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1582&version=20090AB158295CHP)
5. **AB1582** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1582)
6. **07/09/09 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1582&version=20090AB158296ENR)

## Votes

- AB 1582 L. GOV. Consent Calendar Second Day Regular Session — **pass** (pass) · lower
- Do pass, to Consent Calendar. — **pass** (pass) · lower
- Consent Calendar 2nd AB1582 Committee on L. GOV. (Caballero) — **pass** (pass) · upper
- Do pass and be placed on the Consent Calendar. — **pass** (pass) · upper
- AB 1582 L. GOV. Concurrence in Senate Amendments By CABALLERO — **pass** (pass) · lower

## Sponsors

- Committee on Local Government — primary (person)

## Timeline

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

- **2009-03-31** Read first time. To print. `reading-1`
- **2009-04-01** From printer. May be heard in committee May 1.
- **2009-04-13** Referred to Com. on L. GOV. `referral-committee`
- **2009-05-06** From committee chair, with author's amendments: Amend, and re-refer to Com. on L. GOV. Read second time and amended. `amendment-introduction, reading-2, amendment-passage, reading-1`
- **2009-05-07** Re-referred to Com. on L. GOV. `referral-committee`
- **2009-05-14** From committee: Do pass. To Consent Calendar. (May 13). `committee-passage-favorable, committee-passage`
- **2009-05-18** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2009-05-21** Read third time, passed, and to Senate. (Ayes 77. Noes 0. Page 1627.) `reading-3, passage, reading-1`
- **2009-05-21** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2009-06-04** Referred to Com. on L. GOV. `referral-committee`
- **2009-06-10** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on L. GOV. `amendment-introduction, reading-2, amendment-passage, referral-committee, reading-1`
- **2009-06-17** From committee: Do pass. To Consent Calendar. (June 17). `committee-passage-favorable, committee-passage`
- **2009-06-18** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2009-06-24** Read third time, passed, and to Assembly. (Ayes 40. Noes 0. Page 1428.) `reading-3, passage, reading-1`
- **2009-06-24** In Assembly. Concurrence in Senate amendments pending. May be considered on or after June 26 pursuant to Assembly Rule 77.
- **2009-07-06** Senate amendments concurred in. To enrollment. (Ayes 77. Noes 0. Page 2383.) `amendment-passage, committee-passage-favorable`
- **2009-07-30** Enrolled and to the Governor at 2:30 p.m.
- **2009-08-05** Approved by the Governor. `executive-signature`
- **2009-08-06** Chaptered by Secretary of State - Chapter 155, Statutes of 2009.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a0be163d-eed3-4899-b69b-2e1d841c052c`. Confidence: reported (aggregated from official California legislature records).