---
type: "Bill"
title: "Privacy: personal information: businesses."
description: "The California Constitution grants a right of privacy. Existing law provides for the confidentiality of personal information in various contexts and requires a business or person that suffers a breach of security of computerized data that includes personal information, as defined, to disclose that breach, as specified."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20172018"
identifier: "AB 375"
citation: "California AB 375 (20172018)"
classification: ["bill"]
subjects: ["Privacy: personal information: businesses."]
status: "enacted"
primary_sponsors: ["Chau"]
version_count: 10
action_count: 46
vote_count: 8
first_action: "2017-02-09"
last_action: "2018-06-28"
source: "openstates"
source_identifier: "ocd-bill/ec997531-d6db-46b9-9658-88fbd1f52c01"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB375"
source_hash: "2cd83440df5984c2a21a7eff06531f845629f68554eadeebe1c5b24c5fab2900"
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 375 (20172018) — Privacy: personal information: businesses.

The California Constitution grants a right of privacy. Existing law provides for the confidentiality of personal information in various contexts and requires a business or person that suffers a breach of security of computerized data that includes personal information, as defined, to disclose that breach, as specified.

## Version chain

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

1. **02/09/17 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37599INT)
2. **04/27/17 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37598AMD)
3. **06/19/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37597AMD)
4. **06/21/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37594AMD)
5. **06/25/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37593AMD)
6. **06/28/18 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37591CHP)
7. **08/21/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37596AMD)
8. **09/12/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37595AMD)
9. **AB375** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB375)
10. **06/28/18 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB375&version=20170AB37592ENR)

## Votes

- Pursuant to Senate Rule 29.10, that the measure be re-referred to the Committee on Appropriations pursuant to Joint Rule 10.5 — **5–0** (pass) · upper
- AB 375 CHAU Consent Calendar Second Day — **77–0** (pass) · lower
- Do pass, but first be re-referred to the Committee on [Judiciary] — **9–1** (pass) · upper
- Do pass, but first be re-referred to the Committee on [Rules] — **5–2** (pass) · upper
- Do pass. To Consent Calendar. — **10–0** (pass) · lower
- 3rd Reading AB375 Chau et al. By Hertzberg — **36–0** (pass) · upper
- AB 375 CHAU Concurrence in Senate Amendments — **73–0** (pass) · lower
- That the measure be returned to Senate Floor for consideration. Ordered to third reading. — **6–1** (pass) · upper

## Sponsors

- Chau — primary (person)
- Dodd — coauthor (person)
- Hertzberg — author (person)

## Timeline

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

- **2017-02-09** Read first time. To print. `reading-1`
- **2017-02-10** From printer. May be heard in committee March 12.
- **2017-02-21** Referred to Coms. on P. & C.P. and C. & C. `referral-committee`
- **2017-03-09** In committee: Hearing postponed by committee.
- **2017-03-28** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2017-04-18** In committee: Hearing postponed by committee.
- **2017-04-27** From committee chair, with author's amendments: Amend, and re-refer to Com. on P. & C.P. Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1`
- **2017-05-01** Re-referred to Com. on P. & C.P. `referral-committee`
- **2017-05-03** From committee: Do pass. To Consent Calendar. (Ayes 10. Noes 0.) (May 2). `committee-passage-favorable, committee-passage`
- **2017-05-04** Read second time. Ordered to Consent Calendar. `reading-2, reading-1`
- **2017-05-11** Read third time. Passed. Ordered to the Senate. (Ayes 77. Noes 0. Page 1483.) `reading-3, passage, reading-1`
- **2017-05-11** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2017-05-24** Referred to Com. on B., P. & E.D. `referral-committee`
- **2017-06-19** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on B., P. & E.D. `amendment-passage, referral-committee, reading-2, reading-1, amendment-introduction`
- **2017-06-20** Withdrawn from committee.
- **2017-06-20** Re-referred to Com. on RLS. `referral-committee`
- **2017-07-06** Re-referred to Coms. on B., P. & E.D., E., U. & C., and JUD. `referral-committee`
- **2017-07-13** Withdrawn from committee.
- **2017-07-13** Re-referred to Com. on E., U. & C. `referral-committee`
- **2017-07-18** From committee: Do pass and re-refer to Com. on JUD. (Ayes 9. Noes 1.) (July 18). Re-referred to Com. on JUD. `committee-passage-favorable, committee-passage, referral-committee`
- **2017-07-19** From committee: Do pass and re-refer to Com. on RLS. (Ayes 5. Noes 2.) (July 18). Re-referred to Com. on RLS. `committee-passage-favorable, committee-passage, referral-committee`
- **2017-08-21** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on RLS. `amendment-passage, referral-committee, reading-2, reading-1, amendment-introduction`
- **2017-09-12** Senate Rule 29.3(b) suspended. (Ayes 25. Noes 13. Page 2730.)
- **2017-09-12** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on RLS. `amendment-passage, referral-committee, reading-2, reading-1, amendment-introduction`
- **2017-09-15** Withdrawn from committee.
- **2017-09-15** (Ayes 24. Noes 11. Page 2944.)
- **2017-09-15** Ordered to second reading.
- **2017-09-15** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-09-16** Ordered to inactive file at the request of Senator McGuire.
- **2018-06-21** From inactive file.
- **2018-06-21** Ordered to second reading.
- **2018-06-21** Read second time and amended. Ordered returned to second reading. `reading-1, amendment-passage, reading-2`
- **2018-06-25** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2018-06-25** Read third time and amended. Ordered to second reading. `amendment-passage, reading-3, reading-1`
- **2018-06-25** Re-referred to Com. on RLS. pursuant to Senate Rule 29.10(b). `referral-committee`
- **2018-06-25** From committee: Be re-referred to Com. on JUD. pursuant to Senate Rule 29.10(b). (Ayes 4. Noes 0.) Re-referred to Com. on JUD. `committee-passage, referral-committee`
- **2018-06-26** From committee: Pursuant to Senate Rule 29.10 that the measure be re-referred to Com. on APPR. pursuant to Joint Rule 10.5. (Ayes 5. Noes 0.) (June 26). `committee-passage, referral-committee`
- **2018-06-28** From committee: That the measure be returned to Senate Floor for consideration. (Ayes 6. Noes 1.) (June 28) `committee-passage`
- **2018-06-28** Read third time. Passed. Ordered to the Assembly. (Ayes 36. Noes 0. Page 4967.). `reading-3, passage, reading-1`
- **2018-06-28** In Assembly. Concurrence in Senate amendments pending. May be considered on or after June 30 pursuant to Assembly Rule 77.
- **2018-06-28** Assembly Rule 77 suspended. (Ayes 54. Noes 22. Page 6031.)
- **2018-06-28** Assembly Rule 63 suspended. (Ayes 54. Noes 22. Page 6031.)
- **2018-06-28** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 73. Noes 0. Page 6032.). `committee-passage-favorable, amendment-passage`
- **2018-06-28** Enrolled and presented to the Governor at 1:30 p.m.
- **2018-06-28** Approved by the Governor. `executive-signature`
- **2018-06-28** Chaptered by Secretary of State - Chapter 55, Statutes of 2018.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ec997531-d6db-46b9-9658-88fbd1f52c01`. Confidence: reported (aggregated from official California legislature records).