republic-os/legislation/us/states/ca/20212022/ab-2848.md

---
type: "Bill"
title: "Workers' compensation: medical treatment."
description: "Existing law establishes a workers' compensation system, administered by the Administrative Director of the Division of Workers' Compensation, to compensate an employee for injuries sustained in the course of employment. Existing law requires the administrative director to adopt a medical treatment utilization schedule. Existing law requires the administrative director to contract with an outside independent research organization to evaluate and report on the impact of the provision of medical treatment within the first 30 days after a claim is filed, for claims filed on or after January 1, 2017, until January 1, 2019. Existing law requires the report to be completed before January 1, 2020, and to be distributed to the administrative director, the Senate Committee on Labor and Industrial Relations, and the Assembly Committee on Insurance."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20212022"
identifier: "AB 2848"
citation: "California AB 2848 (20212022)"
classification: ["bill"]
subjects: ["Workers' compensation: medical treatment."]
status: "enacted"
primary_sponsors: ["Santiago"]
version_count: 5
action_count: 20
vote_count: 5
first_action: "2022-02-18"
last_action: "2022-09-13"
source: "openstates"
source_identifier: "ocd-bill/2e5e935a-36b3-4118-a1a2-80a7a1dec0fd"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB2848"
source_hash: "8bd78968f910e60d33d0d324b849121c0e35d4d4473e88dd7b0ca752e7abf6b5"
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 2848 (20212022) — Workers' compensation: medical treatment.

Existing law establishes a workers' compensation system, administered by the Administrative Director of the Division of Workers' Compensation, to compensate an employee for injuries sustained in the course of employment. Existing law requires the administrative director to adopt a medical treatment utilization schedule. Existing law requires the administrative director to contract with an outside independent research organization to evaluate and report on the impact of the provision of medical treatment within the first 30 days after a claim is filed, for claims filed on or after January 1, 2017, until January 1, 2019. Existing law requires the report to be completed before January 1, 2020, and to be distributed to the administrative director, the Senate Committee on Labor and Industrial Relations, and the Assembly Committee on Insurance.

## Version chain

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

1. **02/18/22 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB2848&version=20210AB284899INT)
2. **03/22/22 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB2848&version=20210AB284898AMD)
3. **09/13/22 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB2848&version=20210AB284896CHP)
4. **AB2848** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB2848)
5. **08/26/22 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB2848&version=20210AB284897ENR)

## Votes

- AB 2848 Santiago Assembly Third Reading — **71–0** (pass) · lower
- Do pass and be re-referred to the Committee on [Appropriations] — **12–0** (pass) · lower
- Do pass. — **16–0** (pass) · lower
- Do pass, but first be re-referred to the Committee on [Appropriations] — **4–0** (pass) · upper
- 3rd Reading AB2848 Santiago By Laird — **40–0** (pass) · upper

## Sponsors

- Santiago — primary (person)

## Timeline

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

- **2022-02-18** Introduced. To print. `introduction`
- **2022-02-19** From printer. May be heard in committee March 21.
- **2022-03-17** Referred to Com. on INS. `referral-committee`
- **2022-03-22** From committee chair, with author's amendments: Amend, and re-refer to Com. on INS. Read second time and amended. `amendment-introduction, amendment-passage, reading-1, reading-2`
- **2022-03-23** Re-referred to Com. on INS. `referral-committee`
- **2022-03-30** From committee: Do pass and re-refer to Com. on APPR. (Ayes 12. Noes 0.) (March 30). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2022-05-11** In committee: Set, first hearing. Referred to suspense file. `referral-committee`
- **2022-05-19** From committee: Do pass. (Ayes 16. Noes 0.) (May 19). `committee-passage, committee-passage-favorable`
- **2022-05-19** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2022-05-23** Read third time. Passed. Ordered to the Senate. (Ayes 71. Noes 0. Page 4874.) `passage, reading-1, reading-3`
- **2022-05-24** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2022-06-01** Referred to Com. on L., P.E. & R. `referral-committee`
- **2022-06-23** From committee: Do pass and re-refer to Com. on APPR. (Ayes 4. Noes 0.) (June 22). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2022-08-01** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2022-08-02** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2022-08-24** Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 5050.). `passage, reading-1, reading-3`
- **2022-08-24** In Assembly. Ordered to Engrossing and Enrolling. `committee-passage`
- **2022-08-31** Enrolled and presented to the Governor at 9:30 p.m.
- **2022-09-13** Approved by the Governor. `executive-signature`
- **2022-09-13** Chaptered by Secretary of State - Chapter 292, Statutes of 2022. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2e5e935a-36b3-4118-a1a2-80a7a1dec0fd`. Confidence: reported (aggregated from official California legislature records).