---
type: "Bill"
title: "relative to updating the state building code."
description: "relative to updating the state building code."
jurisdiction: "us/states/nh"
legislature: "New Hampshire General Court"
session: "2026"
identifier: "HB 1159"
citation: "New Hampshire HB 1159 (2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Carol M McGuire"]
version_count: 4
action_count: 14
vote_count: 0
first_action: "2025-12-01"
last_action: "2026-05-12"
source: "openstates"
source_identifier: "ocd-bill/f3cc63dd-e388-4cf6-a580-899f51f080da"
source_url: "https://gc.nh.gov/bill_Status/billinfo.aspx?id=1843&inflect=2"
source_hash: "a994037093c5868c68ad26bfe4619f415860d7a72745554458c11994bc0bb934"
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 1159 (2026) — relative to updating the state building code.

## Version chain

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

1. **Introduced** (filed) — [source](https://gc.nh.gov/bill_Status/pdf.aspx?id=22806&q=billVersion)
2. **As Amended by the Senate** (committee substitute) — [source](https://gc.nh.gov/bill_Status/pdf.aspx?id=28570&q=billVersion)
3. **CHAPTERED FINAL VERSION** (committee substitute) — [source](https://gc.nh.gov/bill_Status/pdf.aspx?id=32465&q=billVersion)
4. **Version adopted by both bodies** (committee substitute) — [source](https://gc.nh.gov/bill_Status/pdf.aspx?id=30652&q=billVersion)

## Sponsors

- Carol M McGuire — primary (person)
- Heath Howard — cosponsor (person)
- Howard Pearl — cosponsor (person)
- Keith Erf — cosponsor (person)

## Timeline

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

- **2025-12-01** Introduced 01/07/2026 and referred to Executive Departments and Administration HJ 1 P. 8 `introduction, referral-committee`
- **2026-01-15** Public Hearing: 01/28/2026 10:00 am GP 231
- **2026-02-03** Executive Session: 01/28/2026 10:00 am GP 231
- **2026-02-03** Committee Report: Ought to Pass 01/28/2026 (Vote 12-0; CC) HC 6 P. 5 `committee-passage-favorable`
- **2026-02-12** Ought to Pass: MA VV 02/12/2026 HJ 4 P. 4 `committee-passage-favorable, passage`
- **2026-02-13** Introduced 02/05/2026 and Referred to Executive Departments and Administration; SJ 4 `introduction, referral-committee`
- **2026-02-19** Hearing: 03/04/2026, Room 103, SH, 09:30 am; SC 7
- **2026-03-05** Committee Report: Ought to Pass with Amendment # 2026-1058s, 03/12/2026; Vote 4-0; CC; SC 9 `committee-passage-favorable`
- **2026-03-06** Committee Amendment # 2026-1058s, AA, VV; 03/12/2026; SJ 6
- **2026-03-06** Ought to Pass with Amendment #2026-1058s, MA, VV; OT3rdg; 03/12/2026; SJ 6 `committee-passage-favorable, passage`
- **2026-04-09** House Concurs with Senate Amendment 2026-1058s (Rep. Layon): MA VV 04/09/2026 HJ 10 P. 8
- **2026-04-24** Enrolled Adopted, VV, (In recess 04/23/2026); SJ 11 `enrolled`
- **2026-04-27** Enrolled (in recess of) 04/23/2026
- **2026-05-12** Signed by Governor Ayotte 05/08/2026; Chapter 49; 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/f3cc63dd-e388-4cf6-a580-899f51f080da`. Confidence: reported (aggregated from official New Hampshire legislature records).