republic-os/legislation/us/states/ca/20112012/ab-186.md

---
type: "Bill"
title: "Reportable diseases and conditions."
description: "Existing law requires the State Department of Public Health to establish a list of reportable communicable and noncommunicable diseases and conditions, including, but not limited to, diphtheria, listeria, salmonella, shigella, and streptococcal infection in food handlers or dairy workers, and typhoid. Existing law requires local health officers to report to the department any disease or condition on the list as specified by the department. Violation of these provisions is a crime."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20112012"
identifier: "AB 186"
citation: "California AB 186 (20112012)"
classification: ["bill"]
subjects: ["Reportable diseases and conditions."]
status: "enacted"
primary_sponsors: ["Williams"]
version_count: 6
action_count: 21
vote_count: 8
first_action: "2011-01-25"
last_action: "2011-10-07"
source: "openstates"
source_identifier: "ocd-bill/16feef1a-4110-474e-ade4-78a5ebd66a05"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120AB186"
source_hash: "9d3387829526c0dc85f8374dfb1672801cecf17180e6f2cafaf3ab3c40738f88"
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 186 (20112012) — Reportable diseases and conditions.

Existing law requires the State Department of Public Health to establish a list of reportable communicable and noncommunicable diseases and conditions, including, but not limited to, diphtheria, listeria, salmonella, shigella, and streptococcal infection in food handlers or dairy workers, and typhoid. Existing law requires local health officers to report to the department any disease or condition on the list as specified by the department. Violation of these provisions is a crime.

## Version chain

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

1. **01/25/11 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB186&version=20110AB18699INT)
2. **03/30/11 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB186&version=20110AB18698AMD)
3. **08/31/11 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB186&version=20110AB18697AMD)
4. **10/07/11 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB186&version=20110AB18695CHP)
5. **AB186** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120AB186)
6. **09/19/11 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120AB186&version=20110AB18696ENR)

## Votes

- AB 186 WILLIAMS Assembly Third Reading — **73–0** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations Recommend Consent. — **9–0** (pass) · upper
- Placed on Appropriations Suspense file. — **8–0** (pass) · upper
- Do pass and re-refer to Committee on Appropriations with recommendation: To Consent Calendar. — **19–0** (pass) · lower
- Do pass as amended. — **9–0** (pass) · upper
- Do pass. — **16–0** (pass) · lower
- AB 186 WILLIAMS Concurrence in Senate Amendments — **78–0** (pass) · lower
- 3rd Reading AB186 Williams By DeSaulnier — **37–0** (pass) · upper

## Sponsors

- Williams — primary (person)
- V. Manuel Pérez — coauthor (person)

## Timeline

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

- **2011-01-25** Read first time. To print. `reading-1`
- **2011-01-26** From printer. May be heard in committee February 25.
- **2011-02-18** Referred to Com. on HEALTH. `referral-committee`
- **2011-03-23** From committee: Do pass and re-refer to Com. on APPR. with recommendation: to consent calendar. (Ayes 19. Noes 0.) (March 22). Re-referred to Com. on APPR. `referral-committee, committee-passage, committee-passage-favorable`
- **2011-03-30** From committee chair, with author's amendments: Amend, and re-refer to Com. on APPR. Read second time and amended. `reading-2, amendment-introduction, reading-1, amendment-passage`
- **2011-03-31** Re-referred to Com. on APPR. `referral-committee`
- **2011-04-06** From committee: Do pass. (Ayes 16. Noes 0.) (April 6). `committee-passage, committee-passage-favorable`
- **2011-04-07** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2011-05-05** Read third time. Passed. Ordered to the Senate. (Ayes 73. Noes 0. Page 1231.) `reading-3, reading-1, passage`
- **2011-05-05** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2011-05-19** Referred to Com. on HEALTH. `referral-committee`
- **2011-06-08** From committee: Do pass and re-refer to Com. on APPR. with recommendation: to consent calendar. (Ayes 9. Noes 0.) (June 8). Re-referred to Com. on APPR. `referral-committee, committee-passage, committee-passage-favorable`
- **2011-06-27** In committee: Placed on APPR. suspense file.
- **2011-08-30** From committee: Do pass as amended. (Ayes 9. Noes 0.) (August 25). `amendment-passage, committee-passage, committee-passage-favorable`
- **2011-08-31** Read second time and amended. Ordered to third reading. `reading-2, reading-1, amendment-passage`
- **2011-09-07** Read third time. Passed. Ordered to the Assembly. (Ayes 37. Noes 0. Page 2345.). `reading-3, reading-1, passage`
- **2011-09-07** In Assembly. Concurrence in Senate amendments pending.
- **2011-09-08** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 78. Noes 0. Page 3068.). `committee-passage-favorable, amendment-passage`
- **2011-09-21** Enrolled and presented to the Governor at 3:30 p.m.
- **2011-10-07** Approved by the Governor. `executive-signature`
- **2011-10-07** Chaptered by Secretary of State - Chapter 540, Statutes of 2011.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/16feef1a-4110-474e-ade4-78a5ebd66a05`. Confidence: reported (aggregated from official California legislature records).