---
type: "Bill"
title: "relative to the authority of municipalities to address potential natural threats."
description: "relative to the authority of municipalities to address potential natural threats."
jurisdiction: "us/states/nh"
legislature: "New Hampshire General Court"
session: "2018"
identifier: "SB 471"
citation: "New Hampshire SB 471 (2018)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Bob J. Giuda"]
version_count: 2
action_count: 15
vote_count: 0
first_action: "2017-12-20"
last_action: "2018-05-17"
source: "openstates"
source_identifier: "ocd-bill/e456677c-472d-4794-afa9-9743ff9b48ac"
source_url: "http://www.gencourt.state.nh.us/bill_Status/bill_status.aspx?lsr=2934&sy=2018&sortoption=&txtsessionyear=2018"
source_hash: "7aae529b1631f3c202194213800ab738316fd72f2bef9ffed0732d7e1bcffe65"
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 SB 471 (2018) — relative to the authority of municipalities to address potential natural threats.

## Version chain

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

1. **Amendment #2018-0261s** (committee substitute) — [source](http://www.gencourt.state.nh.us/bill_status/billText.aspx?sy=2018&id=2018-0261s&txtFormat=amend)
2. **latest version** (committee substitute) — [source](http://www.gencourt.state.nh.us/bill_status/billText.aspx?sy=2018&id=1950&txtFormat=html)

## Sponsors

- Bob J. Giuda — primary (person)
- David H Watters — cosponsor (person)
- Harold F. French — cosponsor (person)
- James P. Gray — cosponsor (person)
- John Reagan — cosponsor (person)
- Lynne M. Ober — cosponsor (person)
- Martha Fuller Clark — cosponsor (person)
- Richard W. Hinch — cosponsor (person)
- Rick M. Ladd — cosponsor (person)
- Ruth Ward — cosponsor (person)
- Sharon M Carson — cosponsor (person)
- William Gannon — cosponsor (person)

## Timeline

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

- **2017-12-20** To Be Introduced 01/03/2018 and Referred to Finance; SJ 1 `introduction, referral-committee`
- **2018-01-09** Hearing: 01/16/2018, Room 103, SH, 02:15 pm; SC 3
- **2018-01-24** Committee Report: Ought to Pass with Amendment # 2018-0261s, 02/01/2018; SC 5 `committee-passage-favorable`
- **2018-02-01** Committee Amendment # 2018-0261s, AA, VV; 02/01/2018; SJ 3
- **2018-02-01** Ought to Pass with Amendment 2018-0261s, MA, VV; OT3rdg; 02/01/2018; SJ 3 `passage`
- **2018-03-12** Introduced 03/07/2018 and referred to Municipal and County Government HJ 7 P. 52 `introduction, referral-committee`
- **2018-03-14** Public Hearing: 03/20/2018 01:30 PM LOB 301
- **2018-03-21** Executive Session: 03/20/2018 LOB 301
- **2018-03-21** Committee Report: Ought to Pass for 04/05/2018 (Vote 14-1; CC) HC 13 P. 5 `committee-passage-favorable`
- **2018-04-05** Ought to Pass: MA VV 04/05/2018 HJ 11 P. 6 `passage`
- **2018-04-05** Referred to Finance 04/05/2018 HJ 11 P. 6
- **2018-04-05** Referral Waived by Committee Chair per House Rule 46(f) 04/05/2018 HJ 11 P. 16
- **2018-04-18** Enrolled (In recess 04/12/2018); SJ 13
- **2018-04-19** Enrolled 04/19/2018 HJ 13 P. 2
- **2018-05-17** Signed by the Governor on 05/15/2018; Chapter 0053; Effective 07/14/2018 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/e456677c-472d-4794-afa9-9743ff9b48ac`. Confidence: reported (aggregated from official New Hampshire legislature records).