---
type: "Bill"
title: "Vehicles: automated traffic enforcement systems."
description: "(1) Existing law authorizes the limit line, intersection, or other places where a driver is required to stop to be equipped with an automated enforcement system, as defined, if the system meets certain requirements. Existing law authorizes a governmental agency to contract out the operation of the system under certain circumstances, except for specified activities, that include, among other things, establishing guidelines for selection of location. A violation of the Vehicle Code is a crime."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20112012"
identifier: "SB 1303"
citation: "California SB 1303 (20112012)"
classification: ["bill"]
subjects: ["Vehicles: automated traffic enforcement systems."]
status: "enacted"
primary_sponsors: ["Simitian"]
version_count: 9
action_count: 35
vote_count: 8
first_action: "2012-02-23"
last_action: "2012-09-28"
source: "openstates"
source_identifier: "ocd-bill/36c2da2f-7164-42a2-8064-b2bed0c7b3e0"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120SB1303"
source_hash: "cf9468b0f4cd7ddc37ba2da8d0066cf521a5864f2bbb0b6efcd825749a2d2814"
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 1303 (20112012) — Vehicles: automated traffic enforcement systems.

(1) Existing law authorizes the limit line, intersection, or other places where a driver is required to stop to be equipped with an automated enforcement system, as defined, if the system meets certain requirements. Existing law authorizes a governmental agency to contract out the operation of the system under certain circumstances, except for specified activities, that include, among other things, establishing guidelines for selection of location. A violation of the Vehicle Code is a crime.

## Version chain

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

1. **02/23/12 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130399INT)
2. **05/29/12 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130398AMD)
3. **06/26/12 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130397AMD)
4. **08/06/12 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130396AMD)
5. **08/07/12 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130395AMD)
6. **08/13/12 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130394AMD)
7. **09/28/12 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130392CHP)
8. **SB1303** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120SB1303)
9. **08/30/12 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB1303&version=20110SB130393ENR)

## Votes

- Do pass. — **7–0** (pass) · upper
- Do pass and be re-referred to the Committee on Judiciary. — **11–1** (pass) · lower
- Do pass as amended and be re-referred to the Committee on Appropriations. — **9–0** (pass) · lower
- 3rd Reading — **38–0** (pass) · upper
- Unfinished Business SB1303 Simitian Concurrence — **35–0** (pass) · upper
- Do pass, but re-refer to the Committee on Appropriations. — **8–0** (pass) · upper
- SB 1303 Simitian Senate Third Reading By ENG — **62–13** (pass) · lower
- Do pass. — **16–1** (pass) · lower

## Sponsors

- Simitian — primary (person)

## Timeline

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

- **2012-02-23** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2012-02-24** From printer. May be acted upon on or after March 25.
- **2012-03-08** Referred to Com. on T. & H. `referral-committee`
- **2012-03-09** Set for hearing March 27.
- **2012-03-28** From committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 0. Page 3035.) (March 27). Re-referred to Com. on APPR. `referral-committee, committee-passage, committee-passage-favorable`
- **2012-04-20** Set for hearing April 30.
- **2012-05-01** From committee: Do pass. (Ayes 7. Noes 0. Page 3388.) (April 30). `committee-passage, committee-passage-favorable`
- **2012-05-02** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2012-05-09** Ordered to special consent calendar.
- **2012-05-14** From special consent calendar.
- **2012-05-14** Ordered to third reading.
- **2012-05-29** Read third time and amended. `reading-3, reading-1, amendment-passage`
- **2012-05-29** Ordered to second reading.
- **2012-05-29** (Corrected May 30.)
- **2012-05-29** (Corrected May 31.)
- **2012-05-30** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2012-05-31** Read third time. Passed. (Ayes 38. Noes 0. Page 3739.) Ordered to the Assembly. `reading-3, reading-1, passage`
- **2012-05-31** In Assembly. Read first time. Held at Desk. `reading-1`
- **2012-06-14** Referred to Coms. on TRANS. and JUD. `referral-committee`
- **2012-06-26** From committee: Do pass and re-refer to Com. on JUD. (Ayes 11. Noes 1.) (June 25). Re-referred to Com. on JUD. `referral-committee, committee-passage, committee-passage-favorable`
- **2012-06-26** From committee with author's amendments. Read second time and amended. Re-referred to Com. on JUD. `reading-2, reading-1, committee-passage, amendment-passage, referral-committee`
- **2012-07-05** From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 9. Noes 0.) (July 3). `amendment-passage, committee-passage, committee-passage-favorable`
- **2012-08-06** Read second time and amended. Re-referred to Com. on APPR. `reading-2, reading-1, amendment-passage, referral-committee`
- **2012-08-07** 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`
- **2012-08-07** (Corrected August 8.)
- **2012-08-13** 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`
- **2012-08-13** (Corrected August 13.)
- **2012-08-16** From committee: Do pass. (Ayes 16. Noes 1.) (August 16). `committee-passage, committee-passage-favorable`
- **2012-08-20** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2012-08-23** Read third time. Passed. (Ayes 62. Noes 13. Page 6184.) Ordered to the Senate. `reading-3, reading-1, passage`
- **2012-08-24** In Senate. Concurrence in Assembly amendments pending.
- **2012-08-27** Assembly amendments concurred in. (Ayes 35. Noes 0. Page 4851.) Ordered to engrossing and enrolling. `committee-passage-favorable, amendment-passage`
- **2012-08-31** Enrolled and presented to the Governor at 11:15 p.m.
- **2012-09-28** Approved by the Governor. `executive-signature`
- **2012-09-28** Chaptered by Secretary of State. Chapter 735, Statutes of 2012.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/36c2da2f-7164-42a2-8064-b2bed0c7b3e0`. Confidence: reported (aggregated from official California legislature records).