---
type: "Bill"
title: "CHILD SUPPORT CHANGES"
description: "CHILD SUPPORT CHANGES"
jurisdiction: "us/states/nm"
legislature: "New Mexico Legislature"
session: "2021"
identifier: "SB 140"
citation: "New Mexico SB 140 (2021)"
classification: ["bill"]
subjects: ["CHILDREN & FAMILIES", "DOMESTIC RELATIONS (marriage", "divorce", "custody", "support)"]
status: "enacted"
primary_sponsors: ["Kernan, Gay G."]
version_count: 3
action_count: 9
vote_count: 0
first_action: "2021-01-31"
last_action: "2021-04-06"
source: "openstates"
source_identifier: "ocd-bill/a459c680-862f-4544-af80-42a9d3d9b788"
source_url: "http://www.nmlegis.gov/Legislation/Legislation?chamber=S&legType=B&legNo=140&year=21"
source_hash: "44d5c0567d8b26e2ebe7a8ba5bc4f3a09aedac04f3013001b7bf96219e98966f"
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-nm"]
---

# New Mexico SB 140 (2021) — CHILD SUPPORT CHANGES

## Version chain

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

1. **Amendments in Context** (committee substitute) — [source](http://www.nmlegis.gov/Sessions/21%20Regular/Amendments_In_Context/SB0140.pdf)
2. **Final Version** (committee substitute) — [source](http://www.nmlegis.gov/Sessions/21%20Regular/final/SB0140.PDF)
3. **introduced version** (committee substitute) — [source](http://www.nmlegis.gov/Sessions/21%20Regular/bills/senate/SB0140.HTML)

## Sponsors

- Kernan, Gay G. — primary (person)

## Timeline

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

- **2021-01-31** Sent to Senate Health and Public Affairs Committee & Senate Judiciary Committee `introduction, referral-committee`
- **2021-02-11** DO PASS committee report adopted `committee-passage-favorable`
- **2021-03-01** DO PASS, as amended, committee report adopted `committee-passage-favorable`
- **2021-03-02** floor substitute adopted (1 amendment)
- **2021-03-02** passed Senate `passage`
- **2021-03-03** Sent to House Health & Human Services Committee `introduction, referral-committee`
- **2021-03-05** DO PASS committee report adopted `committee-passage-favorable`
- **2021-03-13** passed House `passage`
- **2021-04-06** Signed `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a459c680-862f-4544-af80-42a9d3d9b788`. Confidence: reported (aggregated from official New Mexico legislature records).