---
type: "Bill"
title: "relative to the state building code."
description: "relative to the state building code."
jurisdiction: "us/states/nh"
legislature: "New Hampshire General Court"
session: "2025"
identifier: "HB 428"
citation: "New Hampshire HB 428 (2025)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Joe H. Alexander"]
version_count: 1
action_count: 26
vote_count: 0
first_action: "2025-01-10"
last_action: "2025-08-11"
source: "openstates"
source_identifier: "ocd-bill/0e935a7a-b7af-47ef-bf50-d9b29affdd19"
source_url: "https://www.gencourt.state.nh.us/bill_status/legacy/bs2016/bill_docket.aspx?lsr=0330&sy=2025&sortoption=&txtsessionyear=2025"
source_hash: "adfba83f979a7e82a3bf17ea5a79186eff75ef1d22720e7b8dff2e484604c7fe"
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-nh"]
---

# New Hampshire HB 428 (2025) — relative to the state building code.

## Version chain

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

1. **Amendment #2025-1989s** (committee substitute) — [source](https://www.gencourt.state.nh.us/bill_status/legacy/bs2016/billText.aspx?sy=2025&id=2025-1989s&txtFormat=amend)

## Sponsors

- Joe H. Alexander — primary (person)
- Carol M McGuire — cosponsor (person)
- Dan McGuire — cosponsor (person)
- Daniel E. Innis — cosponsor (person)
- Jason M. Osborne — cosponsor (person)
- Joe Sweeney — cosponsor (person)
- Keith R. Murphy — cosponsor (person)
- Mark McConkey — cosponsor (person)
- Mark Warden — cosponsor (person)
- Ross Berry — cosponsor (person)

## Timeline

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

- **2025-01-10** Introduced (in recess of) 01/09/2025 and referred to Executive Departments and Administration HJ 3 P. 9 `introduction, referral-committee`
- **2025-01-15** Public Hearing: 01/22/2025 11:30 am LOB 306-308
- **2025-01-23** Subcommittee Work Session: 01/28/2025 10:15 am LOB 104
- **2025-02-11** Subcommittee Work Session: 02/12/2025 12:00 pm LOB 306-308
- **2025-03-18** Executive Session: 02/12/2025 12:00 pm LOB 306-308
- **2025-03-18** Majority Committee Report: Ought to Pass with Amendment # 2025-0328h 03/12/2025 (Vote 10-6; RC) HC 17 P. 32 `committee-passage-favorable`
- **2025-03-18** Minority Committee Report: Inexpedient to Legislate
- **2025-03-26** Amendment # 2025-0328h: AA DV 184-149 03/26/2025 HJ 10 P. 65
- **2025-03-26** Ought to Pass with Amendment 2025-0328h: MA DV 188-151 03/26/2025 HJ 10 P. 65 `committee-passage-favorable, passage`
- **2025-03-28** Introduced 03/27/2025 and Referred to Executive Departments and Administration; SJ 10 `introduction, referral-committee`
- **2025-04-09** Hearing: 04/16/2025, Room 103, SH, 09:40 am; SC 17
- **2025-05-08** Committee Report: Ought to Pass with Amendment # 2025-1989s, 05/15/2025; Vote 4-1; CC; SC 21 `committee-passage-favorable`
- **2025-05-15** Committee Amendment # 2025-1989s, AA, VV; 05/15/2025; SJ 13
- **2025-05-15** Ought to Pass with Amendment #2025-1989s, MA, VV; OT3rdg; 05/15/2025; SJ 13 `committee-passage-favorable, passage`
- **2025-06-03** House Non-Concurs with Senate Amendment 2025-1989s (Rep. Osborne): MA VV 05/22/2025 HJ 15 P. 52
- **2025-06-03** Speaker Appoints: Reps. S. Pearson, Sheehan, Grote, C. McGuire 05/22/2025 HJ 15 P. 52
- **2025-06-12** Conferee Change: Rep. Layon Replaces Rep. Grote 06/12/2025 HJ 16 P. 173
- **2025-06-18** Conference Committee Meeting: 06/18/2025 09:00 am LOB 205-207
- **2025-06-13** Sen. Pearl Accedes to House Request for Committee of Conference, MA, VV; (In recess 06/05/2025); SJ 16
- **2025-06-13** President Appoints: Senators Pearl, Gannon, Reardon; (In Recess 06/05/2025); SJ 16
- **2025-06-18** Conference Committee Report Filed, # 2025-2824c; 06/26/2025
- **2025-06-26** Conference Committee Report 2025-2824c: Adopted, VV 06/26/2025 HJ 18 P. 18
- **2025-06-26** Conference Committee Report # 2025-2824c, Adopted, VV; 06/26/2025; SJ 17
- **2025-07-14** Enrolled Adopted, VV, (In recess 06/26/2025); SJ 18 `enrolled`
- **2025-07-14** Enrolled (in recess of) 06/26/2025 HJ 18 P. 63
- **2025-08-11** Signed by Governor Ayotte 08/01/2025; Chapter 276; eff.07/01/2026 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0e935a7a-b7af-47ef-bf50-d9b29affdd19`. Confidence: reported (aggregated from official New Hampshire legislature records).