---
type: "Bill"
title: "relative to the administration of anesthesia by dentists."
description: "relative to the administration of anesthesia by dentists."
jurisdiction: "us/states/nh"
legislature: "New Hampshire General Court"
session: "2018"
identifier: "HB 1577"
citation: "New Hampshire HB 1577 (2018)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 2
action_count: 18
vote_count: 0
first_action: "2017-11-13"
last_action: "2018-06-12"
source: "openstates"
source_identifier: "ocd-bill/eb24b292-5ec1-4438-b13e-230793a3a40a"
source_url: "http://www.gencourt.state.nh.us/bill_Status/bill_status.aspx?lsr=2300&sy=2018&sortoption=&txtsessionyear=2018"
source_hash: "978242e38b8ec639cc162d36d20db2ad3d5d3fedfe38f9ec9e98a4c1f00dd743"
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 1577 (2018) — relative to the administration of anesthesia by dentists.

## Version chain

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

1. **Amendment #2018-1909e** (committee substitute) — [source](http://www.gencourt.state.nh.us/bill_status/billText.aspx?sy=2018&id=2018-1909e&txtFormat=amend)
2. **latest version** (committee substitute) — [source](http://www.gencourt.state.nh.us/bill_status/billText.aspx?sy=2018&id=1313&txtFormat=html)

## Sponsors

- John Reagan — cosponsor (person)
- Mindi F. Messmer — cosponsor (person)
- Robert Renny Cushing — cosponsor (person)
- William M. Marsh — cosponsor (person)

## Timeline

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

- **2017-11-13** Introduced 01/03/2018 and referred to Health, Human Services and Elderly Affairs HJ 1 P. 16 `introduction, referral-committee`
- **2018-01-11** Public Hearing: 01/30/2018 10:00 AM LOB 205
- **2018-02-06** Subcommittee Work Session: 02/20/2018 09:00 AM LOB 205
- **2018-02-21** Executive Session: 02/21/2018 LOB 205
- **2018-02-23** Committee Report: Ought to Pass with Amendment # 2018-0736h for 03/06/2018 (Vote 18-1; CC) HC 9 P. 26 `committee-passage-favorable`
- **2018-03-06** Amendment # 2018-0736h: AA VV 03/06/2018 HJ 6 P. 45
- **2018-03-06** Ought to Pass with Amendment 0736h: MA VV 03/06/2018 HJ 6 P. 45 `passage`
- **2018-03-14** Introduced 03/08/2018 and Referred to Health and Human Services; SJ 7 `introduction, referral-committee`
- **2018-03-29** Hearing: 04/03/2018, Room 101, LOB, 01:30 pm; SC 15
- **2018-04-12** Committee Report: Ought to Pass with Amendment # 2018-1471s, 04/19/2018; Vote 5-0; CC; SC 17 `committee-passage-favorable`
- **2018-04-19** Committee Amendment # 2018-1471s, AA, VV; 04/19/2018; SJ 13
- **2018-04-19** Ought to Pass with Amendment 2018-1471s, MA, VV; OT3rdg; 04/19/2018; SJ 13 `passage`
- **2018-04-26** House Concurs with Senate Amendment 1471s (Rep. Kotowski): MA VV 04/26/2018 HJ 14 P. 2
- **2018-05-08** Enrolled Bill Amendment # 2018-1909e: AA VV 05/03/2018
- **2018-05-08** Enrolled Bill Amendment # 2018-1909e Adopted, VV, (In recess of 05/03/2018); SJ 17
- **2018-05-11** Enrolled (In recess 05/10/2018); SJ 18
- **2018-05-15** Enrolled 05/10/2018
- **2018-06-12** Signed by Governor Sununu 06/08/2018; Chapter 188; Eff. 8/7/2018 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/eb24b292-5ec1-4438-b13e-230793a3a40a`. Confidence: reported (aggregated from official New Hampshire legislature records).