republic-os/legislation/us/states/ca/20172018/ab-2281.md

---
type: "Bill"
title: "Clinical laboratories: licensed medical laboratory technicians."
description: "Existing law provides for the licensure, registration, and regulation of clinical laboratories and various clinical laboratory personnel by the State Department of Public Health. Existing law requires a medical laboratory technician to be licensed by the department, sets forth the duties that a licensed medical laboratory technician is authorized to perform, and prohibits a licensed medical laboratory technician from performing microscopic analysis or immunohematology procedures."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20172018"
identifier: "AB 2281"
citation: "California AB 2281 (20172018)"
classification: ["bill"]
subjects: ["Clinical laboratories: licensed medical laboratory technicians."]
status: "enacted"
primary_sponsors: ["Irwin"]
version_count: 6
action_count: 21
vote_count: 6
first_action: "2018-02-13"
last_action: "2018-08-28"
source: "openstates"
source_identifier: "ocd-bill/0d952d0b-7606-4de9-be38-8e177c3fcb91"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB2281"
source_hash: "8641b32512b59c4c1919fc1ea15cfd446abb746e9bfbddcaf02876bd0b215623"
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 2281 (20172018) — Clinical laboratories: licensed medical laboratory technicians.

Existing law provides for the licensure, registration, and regulation of clinical laboratories and various clinical laboratory personnel by the State Department of Public Health. Existing law requires a medical laboratory technician to be licensed by the department, sets forth the duties that a licensed medical laboratory technician is authorized to perform, and prohibits a licensed medical laboratory technician from performing microscopic analysis or immunohematology procedures.

## Version chain

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

1. **02/13/18 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB2281&version=20170AB228199INT)
2. **05/15/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB2281&version=20170AB228198AMD)
3. **06/12/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB2281&version=20170AB228197AMD)
4. **08/28/18 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB2281&version=20170AB228195CHP)
5. **AB2281** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB2281)
6. **08/14/18 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB2281&version=20170AB228196ENR)

## Votes

- Do pass and be re-referred to the Committee on [Appropriations] — **16–0** (pass) · lower
- AB 2281 IRWIN Consent Calendar Second Day — **74–0** (pass) · lower
- 3rd Reading AB2281 Irwin By Hill — **27–1** (pass) · upper
- AB 2281 IRWIN Concurrence in Senate Amendments — **71–0** (pass) · lower
- Do pass. To Consent Calendar. — **15–0** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **6–0** (pass) · upper

## Sponsors

- Irwin — primary (person)

## Timeline

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

- **2018-02-13** Read first time. To print. `reading-1`
- **2018-02-14** From printer. May be heard in committee March 16.
- **2018-03-01** Referred to Com. on B. & P. `referral-committee`
- **2018-04-03** From committee: Do pass and re-refer to Com. on APPR. (Ayes 16. Noes 0.) (April 3). Re-referred to Com. on APPR. `committee-passage-favorable, committee-passage, referral-committee`
- **2018-04-18** From committee: Do pass. To Consent Calendar. (Ayes 15. Noes 0.) (April 18). `committee-passage-favorable, committee-passage`
- **2018-04-19** Read second time. Ordered to Consent Calendar. `reading-2, reading-1`
- **2018-04-26** Read third time. Passed. Ordered to the Senate. (Ayes 74. Noes 0. Page 4899.) `reading-3, passage, reading-1`
- **2018-04-26** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2018-05-10** Referred to Com. on B., P. & E.D. `referral-committee`
- **2018-05-15** 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`
- **2018-06-11** From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 6. Noes 0.) (June 11). `amendment-passage, committee-passage, amendment-introduction`
- **2018-06-12** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-2, referral-committee, reading-1`
- **2018-06-21** In committee: Hearing postponed by committee.
- **2018-07-02** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2018-07-03** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2018-08-09** Read third time. Passed. Ordered to the Assembly. (Ayes 27. Noes 1. Page 5235.). `reading-3, passage, reading-1`
- **2018-08-09** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 11 pursuant to Assembly Rule 77.
- **2018-08-13** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 71. Noes 0. Page 6242.). `committee-passage-favorable, amendment-passage`
- **2018-08-16** Enrolled and presented to the Governor at 4 p.m.
- **2018-08-28** Approved by the Governor. `executive-signature`
- **2018-08-28** Chaptered by Secretary of State - Chapter 235, Statutes of 2018.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0d952d0b-7606-4de9-be38-8e177c3fcb91`. Confidence: reported (aggregated from official California legislature records).