---
type: "Bill"
title: "Generally revise laws related to paternity tests"
description: "Generally revise laws related to paternity tests"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2019"
identifier: "HB 591"
citation: "Montana HB 591 (2019)"
classification: ["bill"]
subjects: ["Family Law (see also: Minors)"]
status: "enacted"
primary_sponsors: ["Lola Sheldon-Galloway"]
version_count: 3
action_count: 43
vote_count: 6
first_action: "2018-11-27"
last_action: "2019-05-08"
source: "openstates"
source_identifier: "ocd-bill/bdafb1ff-b1b0-4660-a699-4f8fa7fe7607"
source_url: "http://laws.leg.mt.gov/legprd/LAW0210W$BSIV.ActionQuery?P_BILL_NO1=591&P_BLTP_BILL_TYP_CD=HB&Z_ACTION=Find&P_SESS=20191"
source_hash: "9114bab5d2883fb4d6a2862c9ceeefd9b8bd7f97d7572bcadc1d406203fc2434"
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-mt"]
---

# Montana HB 591 (2019) — Generally revise laws related to paternity tests

## Version chain

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

1. **HB0591_1.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2019/HB0599//HB0591_1.pdf)
2. **HB0591_x.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2019/HB0599//HB0591_x.pdf)
3. **Enrolled** (enrolled) — [source](http://leg.mt.gov/bills/2019/billpdf/HB0591.pdf)

## Votes

- Do Concur — **48–0** (pass) · upper
- BE CONCURRED IN — **10–0** (pass) · upper
- DO PASS — **19–0** (pass) · lower
- Do Concur — **49–0** (pass) · upper
- Do Pass — **84–15** (pass) · lower
- Do Pass — **88–11** (pass) · lower

## Sponsors

- Lola Sheldon-Galloway — primary (person)

## Timeline

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

- **2018-11-27** Draft Request Received
- **2019-02-19** Draft to Requester for Review
- **2019-02-19** Draft in Legal Review
- **2019-02-19** Draft in Edit
- **2019-02-19** Draft to Drafter - Edit Review [KWK]
- **2019-02-19** Draft in Input/Proofing
- **2019-02-20** Draft in Final Drafter Review
- **2019-02-20** Bill Draft Text Available Electronically
- **2019-02-20** Executive Director Review
- **2019-02-20** Draft in Assembly
- **2019-02-20** Executive Director Final Review
- **2019-02-20** Draft Ready for Delivery
- **2019-02-20** Draft Delivered to Requester
- **2019-02-20** Introduced `introduction`
- **2019-02-20** Introduced Bill Text Available Electronically
- **2019-02-21** Referred to Committee `referral-committee`
- **2019-02-21** First Reading `reading-1`
- **2019-02-26** Hearing
- **2019-02-27** Committee Executive Action--Bill Passed `committee-passage`
- **2019-02-27** Committee Report--Bill Passed `committee-passage`
- **2019-02-28** Scheduled for 2nd Reading
- **2019-02-28** 2nd Reading Passed `reading-2`
- **2019-03-01** Scheduled for 3rd Reading
- **2019-03-01** 3rd Reading Passed `passage, reading-3`
- **2019-03-01** Transmitted to Senate
- **2019-03-07** First Reading `reading-1`
- **2019-03-09** Referred to Committee `referral-committee`
- **2019-03-28** Hearing
- **2019-04-02** Committee Executive Action--Bill Concurred
- **2019-04-02** Committee Report--Bill Concurred
- **2019-04-05** Scheduled for 2nd Reading
- **2019-04-05** 2nd Reading Concurred `reading-2`
- **2019-04-08** Scheduled for 3rd Reading
- **2019-04-08** 3rd Reading Concurred `passage, reading-3`
- **2019-04-08** Returned to House
- **2019-04-08** Sent to Enrolling
- **2019-04-10** Returned from Enrolling
- **2019-04-11** Printed - Enrolled Version Available
- **2019-04-16** Signed by Speaker
- **2019-04-30** Signed by President
- **2019-05-01** Transmitted to Governor `executive-receipt`
- **2019-05-07** Signed by Governor `executive-signature`
- **2019-05-08** Chapter Number Assigned

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/bdafb1ff-b1b0-4660-a699-4f8fa7fe7607`. Confidence: reported (aggregated from official Montana legislature records).