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---
type: "Bill"
title: "Data breaches: customer notification."
description: "Existing law requires an individual or a business that conducts business in California, and that owns or licenses computerized data that includes personal information, to disclose a breach of the security of the system following discovery or notification of the breach in the security of the data to a resident of California whose unencrypted personal information was compromised, as specified, and requires that disclosure to be made in the most expedient time possible and without unreasonable delay, consistent with the legitimate needs of law enforcement, as specified, or any measures necessary to determine the scope of the breach and restore the reasonable integrity of the data system."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20252026"
identifier: "SB 446"
citation: "California SB 446 (20252026)"
classification: ["bill"]
subjects: ["Databreaches", "customernotification"]
status: "enacted"
primary_sponsors: ["Hurtado"]
version_count: 6
action_count: 24
vote_count: 6
first_action: "2025-02-18"
last_action: "2025-10-03"
source: "openstates"
source_identifier: "ocd-bill/6fc71e96-e39c-4a6b-90bc-f6a12284c3e8"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260SB446"
source_hash: "58a4d589cf6104460b2e664b7e16f3b2825cc5a14071eb2866d05c40dbcfef1b"
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 446 (20252026) — Data breaches: customer notification.
Existing law requires an individual or a business that conducts business in California, and that owns or licenses computerized data that includes personal information, to disclose a breach of the security of the system following discovery or notification of the breach in the security of the data to a resident of California whose unencrypted personal information was compromised, as specified, and requires that disclosure to be made in the most expedient time possible and without unreasonable delay, consistent with the legitimate needs of law enforcement, as specified, or any measures necessary to determine the scope of the breach and restore the reasonable integrity of the data system.
## Version chain
The bill's text revisions, in order — the diff chain from filing to enrollment.
1. **02/18/25 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260SB446&version=20250SB44699INT)
2. **04/03/25 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260SB446&version=20250SB44698AMD)
3. **05/14/25 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260SB446&version=20250SB44697AMD)
4. **10/03/25 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260SB446&version=20250SB44695CHP)
5. **SB446** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260SB446)
6. **08/29/25 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260SB446&version=20250SB44696ENR)
## Votes
- Do pass and be re-referred to the Committee on [Judiciary] with recommendation: To Consent Calendar — **150** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **120** (pass) · upper
- 3rd Reading — **390** (pass) · upper
- Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar — **120** (pass) · lower
- SB 446 Hurtado Consent Calendar Second Day — **740** (pass) · lower
- Do pass. To Consent Calendar. — **150** (pass) · lower
## Sponsors
- Hurtado — primary (person)
## Timeline
The legislative action history — every referral, reading, and vote.
- **2025-02-18** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2025-02-19** From printer. May be acted upon on or after March 21.
- **2025-02-26** Referred to Coms. on JUD. and APPR. `referral-committee`
- **2025-03-25** Set for hearing April 1.
- **2025-04-02** From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 12. Noes 0. Page 610.) (April 1). `amendment-passage, committee-passage, committee-passage-favorable`
- **2025-04-03** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-1, reading-2, referral-committee`
- **2025-04-08** Set for hearing April 21.
- **2025-04-21** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2025-04-22** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2025-05-14** Read third time and amended. `amendment-passage, reading-1, reading-3`
- **2025-05-14** Ordered to second reading.
- **2025-05-15** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2025-05-28** Read third time. Passed. (Ayes 39. Noes 0. Page 1297.) Ordered to the Assembly. `passage, reading-1, reading-3`
- **2025-05-28** In Assembly. Read first time. Held at Desk. `reading-1`
- **2025-06-05** Referred to Coms. on P. & C.P., JUD., and APPR. `referral-committee`
- **2025-06-25** From committee: Do pass and re-refer to Com. on JUD. with recommendation: To consent calendar. (Ayes 15. Noes 0.) (June 24). Re-referred to Com. on JUD. `committee-passage, committee-passage-favorable, referral-committee`
- **2025-07-09** From committee: Do pass and re-refer to Com. on APPR. with recommendation: To consent calendar. (Ayes 12. Noes 0.) (July 8). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2025-08-20** From committee: Do pass. Ordered to consent calendar. (Ayes 15. Noes 0.) (August 20). `committee-passage, committee-passage-favorable`
- **2025-08-21** Read second time. Ordered to consent calendar. `reading-1, reading-2`
- **2025-08-28** Read third time. Passed. (Ayes 74. Noes 0. Page 2776.) Ordered to the Senate. `passage, reading-1, reading-3`
- **2025-08-28** In Senate. Ordered to engrossing and enrolling.
- **2025-09-03** Enrolled and presented to the Governor at 11 a.m.
- **2025-10-03** Approved by the Governor. `executive-signature`
- **2025-10-03** Chaptered by Secretary of State. Chapter 319, Statutes of 2025. `became-law`
## Source
OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/6fc71e96-e39c-4a6b-90bc-f6a12284c3e8`. Confidence: reported (aggregated from official California legislature records).