republic-os/legislation/us/states/ca/20252026/ab-316.md

---
type: "Bill"
title: "Artificial intelligence: defenses."
description: "Existing law provides that everyone is responsible not only for the result of their willful acts, but also for an injury occasioned to another by their want of ordinary care or skill in the management of their property or person."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20252026"
identifier: "AB 316"
citation: "California AB 316 (20252026)"
classification: ["bill"]
subjects: ["Artificialintelligence", "defenses"]
status: "enacted"
primary_sponsors: ["Krell"]
version_count: 6
action_count: 24
vote_count: 8
first_action: "2025-01-24"
last_action: "2025-10-13"
source: "openstates"
source_identifier: "ocd-bill/f2eb23af-b1a8-41a9-92d2-d7512c8400cd"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260AB316"
source_hash: "7cdfa2ebd71eec825a6a77c1929351a51e09cf65b3dd493eb8e0ed85e39c31b5"
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 316 (20252026) — Artificial intelligence: defenses.

Existing law provides that everyone is responsible not only for the result of their willful acts, but also for an injury occasioned to another by their want of ordinary care or skill in the management of their property or person.

## Version chain

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

1. **01/24/25 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB316&version=20250AB31699INT)
2. **04/28/25 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB316&version=20250AB31698AMD)
3. **09/02/25 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB316&version=20250AB31697AMD)
4. **10/13/25 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB316&version=20250AB31695CHP)
5. **AB316** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260AB316)
6. **09/11/25 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB316&version=20250AB31696ENR)

## Votes

- Do pass and be re-referred to the Committee on [Privacy and Consumer Protection] — **12–0** (pass) · lower
- 3rd Reading AB316 Krell By Umberg — **38–0** (pass) · upper
- Placed on suspense file — **6–0** (pass) · upper
- Do pass, but first be re-referred to the Committee on [Appropriations] — **12–0** (pass) · upper
- Do pass — **7–0** (pass) · upper
- AB 316 Krell Assembly Third Reading — **70–1** (pass) · lower
- Do pass. — **11–2** (pass) · lower
- AB 316 Krell Concurrence in Senate Amendments — **78–0** (pass) · lower

## Sponsors

- Krell — primary (person)

## Timeline

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

- **2025-01-24** Introduced. To print. `introduction`
- **2025-01-25** From printer. May be heard in committee February 24.
- **2025-01-27** Read first time. `reading-1`
- **2025-02-10** Referred to Coms. on JUD. and P. & C.P. `referral-committee`
- **2025-03-26** From committee: Do pass and re-refer to Com. on P. & C.P. (Ayes 12. Noes 0.) (March 25). Re-referred to Com. on P. & C.P. `committee-passage, committee-passage-favorable, referral-committee`
- **2025-04-28** 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-1, reading-2`
- **2025-04-29** Re-referred to Com. on P. & C.P. `referral-committee`
- **2025-05-07** From committee: Do pass. (Ayes 11. Noes 2.) (May 6). `committee-passage, committee-passage-favorable`
- **2025-05-08** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2025-05-19** Read third time. Passed. Ordered to the Senate. (Ayes 70. Noes 1. Page 1595.) `passage, reading-1, reading-3`
- **2025-05-20** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2025-05-28** Referred to Coms. on JUD. and APPR. `referral-committee`
- **2025-06-25** From committee: Do pass and re-refer to Com. on APPR. (Ayes 12. Noes 0.) (June 24). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2025-07-07** In committee: Referred to APPR. suspense file. `referral-committee`
- **2025-08-29** From committee: Do pass. (Ayes 7. Noes 0.) (August 29). `committee-passage, committee-passage-favorable`
- **2025-08-29** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2025-09-02** Read third time and amended. Ordered to second reading. `amendment-passage, reading-1, reading-3`
- **2025-09-03** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2025-09-08** Read third time. Passed. Ordered to the Assembly. (Ayes 38. Noes 0. Page 2621.). `passage, reading-1, reading-3`
- **2025-09-08** In Assembly. Concurrence in Senate amendments pending.
- **2025-09-09** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 78. Noes 0. Page 3102.). `amendment-passage, committee-passage-favorable`
- **2025-09-16** Enrolled and presented to the Governor at 2 p.m.
- **2025-10-13** Approved by the Governor. `executive-signature`
- **2025-10-13** Chaptered by Secretary of State - Chapter 672, 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/f2eb23af-b1a8-41a9-92d2-d7512c8400cd`. Confidence: reported (aggregated from official California legislature records).