republic-os/legislation/us/states/ca/20092010/ab-2145.md

---
type: "Bill"
title: "Drug overdose treatment: liability."
description: "Existing law authorizes a physician and surgeon to prescribe, dispense, or administer prescription drugs, including prescription-controlled substances, to an addict under his or her treatment, as specified. Existing law prohibits, except in the regular practice of his or her profession, any person from knowingly prescribing, administering, dispensing, or furnishing a controlled substance to or for any person who is not under his or her treatment for a pathology or condition other than an addiction to a controlled substance, except as specified."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20092010"
identifier: "AB 2145"
citation: "California AB 2145 (20092010)"
classification: ["bill"]
subjects: ["Drug overdose treatment: liability."]
status: "enacted"
primary_sponsors: ["Ammiano"]
version_count: 6
action_count: 24
vote_count: 6
first_action: "2010-02-18"
last_action: "2010-09-29"
source: "openstates"
source_identifier: "ocd-bill/a3a76539-b28e-42ab-bb15-138faeee17b2"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB2145"
source_hash: "e97f96123b9f87cccd8cd250071786f7a05fb3242d7ab72aa67da9ed043332e4"
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 2145 (20092010) — Drug overdose treatment: liability.

Existing law authorizes a physician and surgeon to prescribe, dispense, or administer prescription drugs, including prescription-controlled substances, to an addict under his or her treatment, as specified. Existing law prohibits, except in the regular practice of his or her profession, any person from knowingly prescribing, administering, dispensing, or furnishing a controlled substance to or for any person who is not under his or her treatment for a pathology or condition other than an addiction to a controlled substance, except as specified.

## Version chain

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

1. **02/18/10 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB2145&version=20090AB214599INT)
2. **05/28/10 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB2145&version=20090AB214598AMD)
3. **06/29/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB2145&version=20090AB214597AMD)
4. **09/29/10 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB2145&version=20090AB214595CHP)
5. **AB2145** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB2145)
6. **08/30/10 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB2145&version=20090AB214596ENR)

## Votes

- AB 2145 AMMIANO Assembly Third Reading — **pass** (pass) · lower
- Do pass as amended. — **pass** (pass) · upper
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- Assembly 3rd Reading AB2145 Ammiano By Price — **pass** (pass) · upper
- Do pass as amended. — **pass** (pass) · lower
- AB 2145 AMMIANO Concurrence in Senate Amendments — **pass** (pass) · lower

## Sponsors

- Ammiano — primary (person)

## Timeline

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

- **2010-02-18** Read first time. To print. `reading-1`
- **2010-02-19** From printer. May be heard in committee March 21.
- **2010-03-18** Referred to Com. on JUD. `referral-committee`
- **2010-04-06** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2010-04-13** From committee: Do pass, and re-refer to Com. on APPR. Re-referred. (Ayes 9. Noes 0.) (April 13). `committee-passage-favorable, committee-passage`
- **2010-04-28** In committee: Set, first hearing. Referred to APPR. suspense file. `referral-committee`
- **2010-05-28** From committee: Amend, and do pass as amended. (Ayes 17. Noes 0.) (May 28). `amendment-introduction, amendment-passage, committee-passage`
- **2010-05-28** Read second time and amended. Ordered returned to second reading. `amendment-passage, reading-2, reading-1`
- **2010-06-01** Read second time. To third reading. `reading-2, reading-1`
- **2010-06-02** Read third time, passed, and to Senate. (Ayes 74. Noes 1. Page 5462.) `reading-3, passage, reading-1`
- **2010-06-03** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2010-06-10** Referred to Com. on JUD. `referral-committee`
- **2010-06-28** From committee: Amend, and do pass as amended. (Ayes 4. Noes 0.) (June 22). `amendment-introduction, amendment-passage, committee-passage`
- **2010-06-29** Read second time and amended. Ordered to third reading. `amendment-passage, reading-2, reading-1`
- **2010-08-04** Ordered to Special Consent Calendar.
- **2010-08-09** From Special Consent Calendar pursuant to Joint Rule 22.2.
- **2010-08-09** Ordered to third reading.
- **2010-08-18** Read third time, passed, and to Assembly. (Ayes 34. Noes 0. Page 4598.) `reading-3, passage, reading-1`
- **2010-08-18** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 20 pursuant to Assembly Rule 77.
- **2010-08-19** Assembly Rule 77 suspended. (Page 6373.)
- **2010-08-20** Senate amendments concurred in. To enrollment. (Ayes 75. Noes 0. Page 6419.) `amendment-passage, committee-passage-favorable`
- **2010-09-03** Enrolled and to the Governor at 11:45 p.m.
- **2010-09-29** Approved by the Governor. `executive-signature`
- **2010-09-29** Chaptered by Secretary of State - Chapter 545, Statutes of 2010.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a3a76539-b28e-42ab-bb15-138faeee17b2`. Confidence: reported (aggregated from official California legislature records).