---
type: "Bill"
title: "Relating to building codes; to authorize the use of certain refrigerants and refrigerant-equipped products that are in compliance with the National Clean Air Act."
description: "Building codes, use of certain refrigerants and refrigerant-equipped products in compliance with the National Clean Air Act, authorized"
jurisdiction: "us/states/al"
legislature: "Alabama Legislature"
session: "2023rs"
identifier: "HB 163"
citation: "Alabama HB 163 (2023rs)"
classification: ["bill"]
subjects: ["Building codes"]
status: "enacted"
primary_sponsors: ["Chip Brown"]
version_count: 3
action_count: 18
vote_count: 2
first_action: "2023-03-21T04:00:00+00:00"
last_action: "2023-05-30T14:10:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/e44a5c57-0936-4874-ac39-9b091f985e4c"
source_url: "https://alison.legislature.state.al.us/bill-search"
source_hash: "4a963aa1e80863cb64f99a25baa9dd231a48b02e8b941b42d82950bc1b297130"
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-al"]
---

# Alabama HB 163 (2023rs) — Relating to building codes; to authorize the use of certain refrigerants and refrigerant-equipped products that are in compliance with the National Clean Air Act.

Building codes, use of certain refrigerants and refrigerant-equipped products in compliance with the National Clean Air Act, authorized

## Version chain

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

1. **Introduced** (filed) — [source](https://www.legislature.state.al.us/pdf/SearchableInstruments/2023RS/HB163-int.pdf)
2. **Act 2023-276** (committee substitute) — [source](http://arc-sos.state.al.us/ucp/L1271885.AI1.pdf)
3. **Enrolled** (enrolled) — [source](https://www.legislature.state.al.us/pdf/SearchableInstruments/2023RS/HB163-enr.pdf)

## Votes

- Roll of the H for Vote 467 on HB163 (2023 Regular Session) — **104–0** (pass) · lower
- Roll of the S for Vote 911 on HB163 (2023 Regular Session) — **32–0** (pass) · upper

## Sponsors

- Chip Brown — primary (person)

## Timeline

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

- **2023-05-23T04:00:00+00:00** Enrolled
- **2023-05-23T04:00:00+00:00** Ready to Enroll
- **2023-05-18T04:00:00+00:00** Read a Third Time and Pass `passage`
- **2023-05-18T04:00:00+00:00** On Third Reading in Second House
- **2023-05-03T04:00:00+00:00** Read Second Time in Second House
- **2023-05-03T04:00:00+00:00** Reported Out of Committee in Second House
- **2023-05-03T04:00:00+00:00** Reported Favorably (State Governmental Affairs) `committee-passage`
- **2023-04-27T04:00:00+00:00** Referred to Committee (State Governmental Affairs) `referral-committee`
- **2023-04-27T04:00:00+00:00** Read First Time in Second House `reading-1`
- **2023-04-27T04:00:00+00:00** Read a Third Time and Pass `passage`
- **2023-04-27T04:00:00+00:00** On Third Reading in House of Origin
- **2023-04-05T04:00:00+00:00** Read Second Time in House of Origin
- **2023-04-05T04:00:00+00:00** Reported Out of Committee in House of Origin
- **2023-04-05T04:00:00+00:00** Reported Favorably (State Government) `committee-passage`
- **2023-03-21T04:00:00+00:00** Introduced and Referred (Public Safety and Homeland Security) `introduction, referral`
- **2023-03-21T04:00:00+00:00** Read First Time in House of Origin `reading-1`
- **2023-03-21T04:00:00+00:00** Re-Referred To Committee (State Government)
- **2023-05-30T14:10:00+00:00** Enacted as 2023-276 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/e44a5c57-0936-4874-ac39-9b091f985e4c`. Confidence: reported (aggregated from official Alabama legislature records).