republic-os/legislation/us/states/ca/20232024/ab-161.md

---
type: "Bill"
title: "Human services."
description: "(1) Existing law establishes the Department of Child Support Services within the California Health and Human Services Agency, which administers all services and performs all functions necessary to establish, collect, and distribute child support. Prior state law required the department to procure, develop, implement, and maintain a single statewide automated child support system referred to as the California Child Support Automation System."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20232024"
identifier: "AB 161"
citation: "California AB 161 (20232024)"
classification: ["bill", "appropriation"]
subjects: ["Human services"]
status: "enacted"
primary_sponsors: ["Committee on Budget"]
version_count: 6
action_count: 25
vote_count: 4
first_action: "2023-01-09"
last_action: "2024-07-02"
source: "openstates"
source_identifier: "ocd-bill/052de1ad-82a3-4478-8121-f3ed514dd4d4"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB161"
source_hash: "22f43025ae6e5eb020454265d64e253161f21125f0dc38f577d71e33e558bafa"
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 161 (20232024) — Human services.

(1) Existing law establishes the Department of Child Support Services within the California Health and Human Services Agency, which administers all services and performs all functions necessary to establish, collect, and distribute child support. Prior state law required the department to procure, develop, implement, and maintain a single statewide automated child support system referred to as the California Child Support Automation System.

## Version chain

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

1. **01/09/23 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB161&version=20230AB16199INT)
2. **02/01/23 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB161&version=20230AB16198AMD)
3. **06/22/24 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB161&version=20230AB16197AMD)
4. **07/02/24 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB161&version=20230AB16195CHP)
5. **AB161** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB161)
6. **06/27/24 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB161&version=20230AB16196ENR)

## Votes

- Do pass — **18–0** (pass) · upper
- 3rd Reading AB161 BUDGET (Gabriel) By Wiener — **39–0** (pass) · upper
- AB 161 BUDGET Concurrence in Senate Amendments By GABRIEL — **71–2** (pass) · lower
- AB 161 Budget Assembly Third Reading By TING — **60–14** (pass) · lower

## Sponsors

- Committee on Budget — primary (person)

## Timeline

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

- **2023-01-09** Read first time. To print. `reading-1`
- **2023-01-10** From printer. May be heard in committee February 9.
- **2023-01-26** Referred to Com. on BUDGET. `referral-committee`
- **2023-02-01** From committee chair, with author's amendments: Amend, and re-refer to Com. on BUDGET. Read second time and amended. `amendment-introduction, amendment-passage, reading-1, reading-2`
- **2023-02-02** Re-referred to Com. on BUDGET. `referral-committee`
- **2023-03-20** Assembly Rule 96 suspended. (Ayes 61. Noes 17. Page 732.)
- **2023-03-20** Withdrawn from committee.
- **2023-03-20** Ordered to second reading.
- **2023-03-21** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2023-03-23** Read third time. Passed. Ordered to the Senate. (Ayes 60. Noes 14. Page 859.) `passage, reading-1, reading-3`
- **2023-03-23** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2023-04-12** Referred to Com. on B. & F.R. `referral-committee`
- **2024-06-19** In committee: Hearing postponed by committee.
- **2024-06-20** In committee: Hearing postponed by committee.
- **2024-06-22** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on B. & F.R. `amendment-introduction, amendment-passage, reading-1, reading-2, referral-committee`
- **2024-06-26** From committee: Do pass. (Ayes 18. Noes 0.) (June 26). `committee-passage, committee-passage-favorable`
- **2024-06-26** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2024-06-26** Read third time. Passed. Ordered to the Assembly. (Ayes 39. Noes 0. Page 4769.). `passage, reading-1, reading-3`
- **2024-06-26** In Assembly. Concurrence in Senate amendments pending. May be considered on or after June 28 pursuant to Assembly Rule 77.
- **2024-06-26** Assembly Rule 77 suspended.
- **2024-06-26** Assembly Rule 63 suspended.
- **2024-06-26** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 71. Noes 2.). `amendment-passage, committee-passage-favorable`
- **2024-06-27** Enrolled and presented to the Governor at 4:30 p.m.
- **2024-07-02** Approved by the Governor. `executive-signature`
- **2024-07-02** Chaptered by Secretary of State - Chapter 46, Statutes of 2024. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/052de1ad-82a3-4478-8121-f3ed514dd4d4`. Confidence: reported (aggregated from official California legislature records).