---
type: "Bill"
title: "Colorado Child Support Commission Recommendations"
description: "The act addresses recommendations from the state child support commission (commission), including the following:"
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2023A"
identifier: "SB 23-173"
citation: "Colorado SB 23-173 (2023A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Brandi Bradley", "Junie Joseph", "Larry Liston", "Rhonda Fields"]
version_count: 10
action_count: 17
vote_count: 4
first_action: "2023-03-02T07:00:00+00:00"
last_action: "2023-06-02T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/72edae69-1116-4065-8b19-57b4a976eb7f"
source_url: "https://leg.colorado.gov/bills/sb23-173"
source_hash: "576878a8b6054d506311a36629cf1f6cc54febe3fa4c767b659943ce684da8b1"
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-co"]
---

# Colorado SB 23-173 (2023A) — Colorado Child Support Commission Recommendations

The act addresses recommendations from the state child support commission (commission), including the following:

## Version chain

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

1. **Committee Amendment** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2023a_sb173_h_app_001.pdf)
2. **Engrossed (04/11/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_eng.pdf)
3. **Final Act (05/15/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_enr.pdf)
4. **Introduced (03/02/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_01.pdf)
5. **PA1 (03/31/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_s_hhs_01.pdf)
6. **PA2 (04/19/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_h_pbh_01.pdf)
7. **Reengrossed (04/12/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_ren.pdf)
8. **Rerevised (05/06/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_rer.pdf)
9. **Revised (05/03/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_173_rev.pdf)
10. **Signed Act (06/02/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2023a_173_signed.pdf)

## Votes

- CONCUR — **35–0** (pass) · upper
- BILL — **65–0** (pass) · lower
- BILL — **35–0** (pass) · upper
- REPASS — **35–0** (pass) · upper

## Sponsors

- Brandi Bradley — primary (person)
- Junie Joseph — primary (person)
- Larry Liston — primary (person)
- Rhonda Fields — primary (person)

## Timeline

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

- **2023-06-02T06:00:00+00:00** Governor Signed `executive-signature`
- **2023-05-15T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2023-05-15T06:00:00+00:00** Signed by the Speaker of the House
- **2023-05-15T06:00:00+00:00** Signed by the President of the Senate
- **2023-05-08T06:00:00+00:00** Senate Considered House Amendments - Result was to Concur - Repass
- **2023-05-06T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2023-05-04T06:00:00+00:00** House Third Reading Laid Over Daily - No Amendments
- **2023-05-03T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee, Floor
- **2023-05-02T06:00:00+00:00** House Second Reading Laid Over Daily - No Amendments
- **2023-04-28T06:00:00+00:00** House Committee on Appropriations Refer Unamended to House Committee of the Whole `committee-passage, referral-committee`
- **2023-04-18T06:00:00+00:00** House Committee on Public & Behavioral Health & Human Services Refer Amended to Appropriations `referral-committee`
- **2023-04-13T06:00:00+00:00** Introduced In House - Assigned to Public & Behavioral Health & Human Services `introduction`
- **2023-04-12T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2023-04-11T06:00:00+00:00** Senate Second Reading Special Order - Passed with Amendments - Committee
- **2023-04-11T06:00:00+00:00** Senate Committee on Appropriations Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2023-03-30T06:00:00+00:00** Senate Committee on Health & Human Services Refer Amended to Appropriations `referral-committee`
- **2023-03-02T07:00:00+00:00** Introduced In Senate - Assigned to Health & Human Services `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/72edae69-1116-4065-8b19-57b4a976eb7f`. Confidence: reported (aggregated from official Colorado legislature records).