---
type: "Bill"
title: "relative to conversion therapy seeking to change a person's sexual orientation."
description: "relative to conversion therapy seeking to change a person's sexual orientation."
jurisdiction: "us/states/nh"
legislature: "New Hampshire General Court"
session: "2018"
identifier: "HB 587"
citation: "New Hampshire HB 587 (2018)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 2
action_count: 28
vote_count: 9
first_action: "2017-01-20"
last_action: "2018-06-11"
source: "openstates"
source_identifier: "ocd-bill/a96bf9b0-99a0-4eba-96f2-2e99e64a5b79"
source_url: "http://www.gencourt.state.nh.us/bill_Status/bill_status.aspx?lsr=0200&sy=2018&sortoption=&txtsessionyear=2018"
source_hash: "32b901f556170ffefe737c26020061888f8727d5393090c7c35c53080ab6edf2"
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 587 (2018) — relative to conversion therapy seeking to change a person's sexual orientation.

## Version chain

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

1. **Amendment #2018-1654s** (committee substitute) — [source](http://www.gencourt.state.nh.us/bill_status/billText.aspx?sy=2018&id=2018-1654s&txtFormat=amend)
2. **latest version** (committee substitute) — [source](http://www.gencourt.state.nh.us/bill_status/billText.aspx?sy=2018&id=160&txtFormat=html)

## Votes

- OTP — **179–171** (pass) · lower
- ITL — **166–165** (pass) · lower
- CofC — **163–182** (fail) · lower
- Sen. Fuller Clark Floor Amendment 1654s — **14–10** (pass) · upper
- Ought to Pass w/Amendment — **14–10** (pass) · upper
- ITL — **171–177** (fail) · lower
- Committee Amendment 1502s — **12–12** (fail) · upper
- Reconsider — **158–187** (fail) · lower
- Reconsider — **178–169** (pass) · lower

## Timeline

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

- **2017-01-20** Introduced 01/05/2017 and referred to Health, Human Services and Elderly Affairs HJ 3 P. 20 `introduction, referral-committee`
- **2017-02-08** ==CANCELLED== Public Hearing: 02/14/2017 10:00 AM LOB 305-307
- **2017-02-15** ==RESCHEDULED== Public Hearing: 02/21/2017 10:00 AM LOB 305-307
- **2017-02-24** Executive Session: 02/23/2017 LOB 205
- **2017-02-24** Retained in Committee
- **2017-08-15** Retained Bill Full Committee Work Session: 08/30/2017 01:15 PM LOB 205
- **2017-10-11** Executive Session: 10/26/2017 10:00 AM LOB 205
- **2017-11-01** Majority Committee Report: Inexpedient to Legislate for 01/03/2018 (Vote 12-8; RC)
- **2017-11-01** Minority Committee Report: Ought to Pass
- **2018-01-03** Special Order to 1/9/2018 Without Objection HJ 1 P. 104
- **2018-01-09** Inexpedient to Legislate: MA RC 166-165 01/09/2018 HJ 2 P. 35
- **2018-02-08** Reconsider HB 587 (Rep. Parkhurst): MA RC 178-169 02/08/2018 HJ 3 P. 31
- **2018-02-08** Inexpedient to Legislate: MF RC 171-177 02/08/2018 HJ 3 P. 33
- **2018-02-08** FLAM # 2018-0438h (Rep. J. Edwards): AF DV 167-183 02/08/2018 HJ 3 P. 35
- **2018-02-08** Ought to Pass: MA RC 179-171 02/08/2018 HJ 3 P. 35 `passage`
- **2018-02-21** Introduced 02/15/2018 and Referred to Health and Human Services; SJ 5 `introduction, referral-committee`
- **2018-04-05** Hearing: 04/10/2018, Room 101, LOB, 01:45 pm; SC 16
- **2018-04-12** Committee Report: Ought to Pass with Amendment # 2018-1502s, 04/19/2018; SC 17 `committee-passage-favorable`
- **2018-04-19** Special Order to the present time, Without Objection, MA; 04/19/2018; SJ 13
- **2018-04-19** Committee Amendment # 2018-1502s, RC 12Y-12N, AF; 04/19/2018; SJ 13
- **2018-04-19** Sen. Fuller Clark Floor Amendment # 2018-1654s, RC 14Y-10N, AA; 04/19/2018; SJ 13
- **2018-04-19** Ought to Pass with Amendment 2018-1654s, RC 14Y-10N, MA; OT3rdg; 04/19/2018; SJ 13 `passage`
- **2018-05-10** House Non-Concurs with Senate Amendment 1654s and Requests CofC (Rep. Kotowski): MF RC 163-182 05/10/2018
- **2018-05-10** House Concurs with Senate Amendment 1654s (Rep. Butler): MA VV 05/10/2018
- **2018-05-10** Reconsider concurrence with amendment 1654s (Rep. White): MF RC 158-187 05/10/2018
- **2018-05-29** Enrolled 05/23/2018
- **2018-05-29** Enrolled (In recess 05/23/2018); SJ 18
- **2018-06-11** Signed by Governor Sununu 06/08/2018; Chapter 167; Eff. 1/1/2019 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a96bf9b0-99a0-4eba-96f2-2e99e64a5b79`. Confidence: reported (aggregated from official New Hampshire legislature records).