republic-os/legislation/us/states/ca/20112012/sb-341.md

---
type: "Bill"
title: "Vehicles: construction vehicles: backup alarms."
description: "(1) Existing law requires a refuse or garbage truck to be equipped with an automatic backup audible alarm that sounds on backing and is capable of emitting an audible sound meeting specified requirements. A violation of this requirement is a crime."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20112012"
identifier: "SB 341"
citation: "California SB 341 (20112012)"
classification: ["bill"]
subjects: ["Vehicles: construction vehicles: backup alarms."]
status: "enacted"
primary_sponsors: ["Lowenthal"]
version_count: 7
action_count: 23
vote_count: 6
first_action: "2011-02-15"
last_action: "2011-09-06"
source: "openstates"
source_identifier: "ocd-bill/2905d90f-c754-4fc6-b698-74d323fdc8fe"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120SB341"
source_hash: "421235b4a893dcbb1c1620c28a01d0ac64526e866a30f8c9db977ec493481145"
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 SB 341 (20112012) — Vehicles: construction vehicles: backup alarms.

(1) Existing law requires a refuse or garbage truck to be equipped with an automatic backup audible alarm that sounds on backing and is capable of emitting an audible sound meeting specified requirements. A violation of this requirement is a crime.

## Version chain

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

1. **02/15/11 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB341&version=20110SB34199INT)
2. **03/21/11 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB341&version=20110SB34198AMD)
3. **05/25/11 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB341&version=20110SB34197AMD)
4. **06/21/11 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB341&version=20110SB34196AMD)
5. **09/06/11 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB341&version=20110SB34194CHP)
6. **SB341** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120SB341)
7. **08/16/11 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB341&version=20110SB34195ENR)

## Votes

- Do pass and be re-referred to the Committee on Appropriations. — **13–0** (pass) · lower
- SB 341 Lowenthal Senate Third Reading By ALEJO — **72–5** (pass) · lower
- Unfinished Business SB341 Lowenthal Concurrence — **33–2** (pass) · upper
- Do pass. — **16–0** (pass) · lower
- 3rd Reading — **37–2** (pass) · upper
- Do pass, but re-refer to the Committee on Appropriations. — **8–1** (pass) · upper

## Sponsors

- Lowenthal — primary (person)

## Timeline

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

- **2011-02-15** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2011-02-16** From printer. May be acted upon on or after March 18.
- **2011-02-24** Referred to Com. on T. & H. `referral-committee`
- **2011-03-04** Set for hearing March 29.
- **2011-03-21** From committee with author's amendments. Read second time and amended. Re-referred to Com. on T. & H. `reading-2, reading-1, committee-passage, amendment-passage, referral-committee`
- **2011-03-30** From committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 1. Page 496.) (March 29). Re-referred to Com. on APPR. `referral-committee, committee-passage, committee-passage-favorable`
- **2011-04-01** Set for hearing April 11.
- **2011-04-11** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2011-04-12** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2011-04-25** Read third time. Passed. (Ayes 37. Noes 2. Page 706.) Ordered to the Assembly. `reading-3, reading-1, passage`
- **2011-04-25** In Assembly. Read first time. Held at Desk. `reading-1`
- **2011-05-02** Referred to Com. on TRANS. `referral-committee`
- **2011-05-25** From committee with author's amendments. Read second time and amended. Re-referred to Com. on TRANS. `reading-2, reading-1, committee-passage, amendment-passage, referral-committee`
- **2011-06-14** From committee: Do pass and re-refer to Com. on APPR. (Ayes 13. Noes 0.) (June 13). Re-referred to Com. on APPR. `referral-committee, committee-passage, committee-passage-favorable`
- **2011-06-21** From committee with author's amendments. Read second time and amended. Re-referred to Com. on APPR. `reading-2, reading-1, committee-passage, amendment-passage, referral-committee`
- **2011-07-06** From committee: Do pass. (Ayes 16. Noes 0.) (July 6). `committee-passage, committee-passage-favorable`
- **2011-07-07** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2011-07-14** Read third time. Passed. (Ayes 72. Noes 5. Page 2333.) Ordered to the Senate. `reading-3, reading-1, passage`
- **2011-07-14** In Senate. Concurrence in Assembly amendments pending.
- **2011-08-15** Assembly amendments concurred in. (Ayes 33. Noes 2. Page 1912.) Ordered to engrossing and enrolling. `committee-passage-favorable, amendment-passage`
- **2011-08-22** Enrolled and presented to the Governor at 10 a.m.
- **2011-09-06** Approved by the Governor. `executive-signature`
- **2011-09-06** Chaptered by Secretary of State. Chapter 235, Statutes of 2011.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2905d90f-c754-4fc6-b698-74d323fdc8fe`. Confidence: reported (aggregated from official California legislature records).