---
type: "Bill"
title: "Unlawful rental of residential dwelling: penalties."
description: "Existing law makes it a misdemeanor, punishable as specified, for any person to claim ownership or claim or take possession of, or cause another to enter or remain in, a residential dwelling for the purpose of renting or leasing the dwelling to another without the consent of the owner or the owner's lawful agent."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20092010"
identifier: "AB 1800"
citation: "California AB 1800 (20092010)"
classification: ["bill"]
subjects: ["Unlawful rental of residential dwelling: penalties."]
status: "enacted"
primary_sponsors: ["Ma"]
version_count: 8
action_count: 25
vote_count: 6
first_action: "2010-02-10"
last_action: "2010-09-30"
source: "openstates"
source_identifier: "ocd-bill/bc09d1df-9bb0-4152-80f0-48018303aa59"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1800"
source_hash: "b5a7725cc0329e8506403b08522e1162b0b36dab2fa83c23dbc07cc3ead46076"
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 1800 (20092010) — Unlawful rental of residential dwelling: penalties.

Existing law makes it a misdemeanor, punishable as specified, for any person to claim ownership or claim or take possession of, or cause another to enter or remain in, a residential dwelling for the purpose of renting or leasing the dwelling to another without the consent of the owner or the owner's lawful agent.

## Version chain

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

1. **02/10/10 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1800&version=20090AB180099INT)
2. **03/16/10 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1800&version=20090AB180098AMD)
3. **04/15/10 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1800&version=20090AB180097AMD)
4. **06/14/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1800&version=20090AB180096AMD)
5. **07/15/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1800&version=20090AB180095AMD)
6. **09/30/10 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1800&version=20090AB180093CHP)
7. **AB1800** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1800)
8. **08/24/10 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1800&version=20090AB180094ENR)

## Votes

- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- Assembly 3rd Reading AB1800 Ma By Cogdill — **pass** (pass) · upper
- AB 1800 MA Consent Calendar Second Day Regular Session — **pass** (pass) · lower
- Do pass as amended, to Consent Calendar. — **pass** (pass) · lower
- AB 1800 MA Concurrence in Senate Amendments — **pass** (pass) · lower
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower

## Sponsors

- Ma — primary (person)
- Hagman — author (person)

## Timeline

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

- **2010-02-10** Read first time. To print. `reading-1`
- **2010-02-11** From printer. May be heard in committee March 13.
- **2010-02-18** Referred to Com. on PUB. S. `referral-committee`
- **2010-03-16** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2010-03-16** From committee chair, with author's amendments: Amend, and re-refer to Com. on PUB. S. Read second time and amended. `amendment-introduction, reading-2, amendment-passage, reading-1`
- **2010-03-17** Re-referred to Com. on PUB. S. `referral-committee`
- **2010-03-24** From committee: Do pass, and re-refer to Com. on APPR. Re-referred. (Ayes 5. Noes 0.) (March 23). `committee-passage-favorable, committee-passage`
- **2010-04-14** From committee: Amend, and do pass as amended. To Consent Calendar. (April 14). `amendment-introduction, amendment-passage, committee-passage`
- **2010-04-15** Read second time and amended. Ordered returned to second reading. `amendment-passage, reading-2, reading-1`
- **2010-04-19** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2010-04-22** Read third time, passed, and to Senate. (Ayes 73. Noes 1. Page 4823.) `reading-3, passage, reading-1`
- **2010-04-22** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2010-05-06** Referred to Com. on PUB. S. `referral-committee`
- **2010-06-14** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on PUB. S. `amendment-introduction, reading-2, amendment-passage, referral-committee, reading-1`
- **2010-07-15** From committee: Amend, do pass as amended, and re-refer to Com. on APPR. (Ayes 7. Noes 0.) (June 29). `amendment-introduction, amendment-passage, committee-passage`
- **2010-07-15** Read second time and amended. Re-referred to Com. on APPR. `reading-2, amendment-passage, referral-committee, reading-1`
- **2010-08-02** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2010-08-03** Read second time. To third reading. `reading-2, reading-1`
- **2010-08-18** Read third time, passed, and to Assembly. (Ayes 33. Noes 0. Page 4585.) `reading-3, passage, reading-1`
- **2010-08-18** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 20 pursuant to Assembly Rule 77.
- **2010-08-19** Assembly Rule 77 suspended. (Page 6373.)
- **2010-08-19** Senate amendments concurred in. To enrollment. (Ayes 74. Noes 1. Page 6392.) `amendment-passage, committee-passage-favorable`
- **2010-08-26** Enrolled and to the Governor at 4:45 p.m.
- **2010-09-30** Approved by the Governor. `executive-signature`
- **2010-09-30** Chaptered by Secretary of State - Chapter 580, Statutes of 2010.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/bc09d1df-9bb0-4152-80f0-48018303aa59`. Confidence: reported (aggregated from official California legislature records).