---
type: "Bill"
title: "CARBON DIOXIDE STORAGE STEWARDSHIP ACT"
description: "CARBON DIOXIDE STORAGE STEWARDSHIP ACT"
jurisdiction: "us/states/nm"
legislature: "New Mexico Legislature"
session: "2025"
identifier: "HB 458"
citation: "New Mexico HB 458 (2025)"
classification: ["bill"]
subjects: ["ENERGY & NATURAL RESOURCES", "ENVIRONMENT"]
status: "enacted"
primary_sponsors: ["Chatfield, Jack", "Dixon, Meredith A.", "Lanier, Steve D.", "Sharer, William E.", "Small, Nathan P."]
version_count: 3
action_count: 10
vote_count: 2
first_action: "2025-02-18"
last_action: "2025-04-08"
source: "openstates"
source_identifier: "ocd-bill/ca37a66d-d903-4198-8484-84a8c595aa0d"
source_url: "http://www.nmlegis.gov/Legislation/Legislation?chamber=H&legType=B&legNo=458&year=25"
source_hash: "3db3dc205445d48028e1d2a2324ad70cecc6a2b1b6ca6727f2c2893e697b3d17"
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 HB 458 (2025) — CARBON DIOXIDE STORAGE STEWARDSHIP ACT

## 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/25%20Regular/Amendments_In_Context/HB0458.pdf)
2. **Final Version** (committee substitute) — [source](http://www.nmlegis.gov/Sessions/25%20Regular/final/HB0458.PDF)
3. **introduced version** (committee substitute) — [source](http://www.nmlegis.gov/Sessions/25%20Regular/bills/house/HB0458.HTML)

## Votes

- senate passage — **26–11** (pass) · upper
- house passage — **51–11** (pass) · lower

## Sponsors

- Chatfield, Jack — primary (person)
- Dixon, Meredith A. — primary (person)
- Lanier, Steve D. — primary (person)
- Sharer, William E. — primary (person)
- Small, Nathan P. — primary (person)

## Timeline

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

- **2025-02-18** Sent to House Energy, Environment and Natural Resources Committee & House Appropriations & Finance Committee `introduction, referral-committee`
- **2025-03-08** DO PASS, as amended, committee report adopted `committee-passage-favorable`
- **2025-03-11** passed House `passage`
- **2025-03-12** Sent to Senate Finance Committee `introduction, referral-committee`
- **2025-03-18** DO PASS committee report adopted `committee-passage-favorable`
- **2025-03-01** DO PASS, as amended, committee report adopted `committee-passage-favorable`
- **2025-03-22** House concurred in Senate amendments
- **2025-04-08** Signed `executive-signature`
- **2025-03-22** floor substitute adopted (1 amendment)
- **2025-03-22** passed Senate `passage`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ca37a66d-d903-4198-8484-84a8c595aa0d`. Confidence: reported (aggregated from official New Mexico legislature records).