---
type: "Bill"
title: "Allow certain UAV information to be admissible"
description: "Allow certain UAV information to be admissible"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2019"
identifier: "HB 257"
citation: "Montana HB 257 (2019)"
classification: ["bill"]
subjects: ["Criminal Procedure (see also: Law Enforcement)", "Evidence", "Motor Vehicles (see also: Taxation--Trans; Traffic Regulations; Transportation)"]
status: "enacted"
primary_sponsors: ["Willis Curdy"]
version_count: 5
action_count: 46
vote_count: 7
first_action: "2018-12-05"
last_action: "2019-04-19"
source: "openstates"
source_identifier: "ocd-bill/d119514a-2fa1-46f3-9969-3888a6c419a5"
source_url: "http://laws.leg.mt.gov/legprd/LAW0210W$BSIV.ActionQuery?P_BILL_NO1=257&P_BLTP_BILL_TYP_CD=HB&Z_ACTION=Find&P_SESS=20191"
source_hash: "4c2efca52048b100c62b1bc87aa867cfb56968361e6eb68d148e2e4e571a1f2d"
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 257 (2019) — Allow certain UAV information to be admissible

## Version chain

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

1. **HB0257_1.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2019/HB0299//HB0257_1.pdf)
2. **HB0257_2.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2019/HB0299//HB0257_2.pdf)
3. **HB0257_3.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2019/HB0299//HB0257_3.pdf)
4. **HB0257_x.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2019/HB0299//HB0257_x.pdf)
5. **Enrolled** (enrolled) — [source](http://leg.mt.gov/bills/2019/billpdf/HB0257.pdf)

## Votes

- BE CONCURRED IN — **10–0** (pass) · upper
- DO PASS AS AMENDED — **10–9** (pass) · lower
- AMD-001 Skees D/PASS — **63–37** (pass) · lower
- Do Pass As Amended — **91–9** (pass) · lower
- Do Concur — **48–1** (pass) · upper
- Do Concur — **48–2** (pass) · upper
- Do Pass — **89–11** (pass) · lower

## Sponsors

- Willis Curdy — primary (person)

## Timeline

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

- **2018-12-05** Draft Request Received
- **2019-01-17** Draft to Requester for Review
- **2019-01-17** Draft in Legal Review
- **2019-01-18** Draft in Edit
- **2019-01-18** Draft to Drafter - Edit Review [SMH]
- **2019-01-18** Draft in Input/Proofing
- **2019-01-18** Draft in Final Drafter Review
- **2019-01-18** Bill Draft Text Available Electronically
- **2019-01-18** Executive Director Review
- **2019-01-18** Draft in Assembly
- **2019-01-19** Executive Director Final Review
- **2019-01-19** Draft Ready for Delivery
- **2019-01-21** Draft Delivered to Requester
- **2019-01-21** Introduced `introduction`
- **2019-01-21** Referred to Committee `referral-committee`
- **2019-01-21** First Reading `reading-1`
- **2019-01-21** Introduced Bill Text Available Electronically
- **2019-01-25** Hearing
- **2019-01-31** Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2019-01-31** Committee Report--Bill Passed as Amended `committee-passage`
- **2019-01-31** Printed - New Version Available
- **2019-02-04** Scheduled for 2nd Reading
- **2019-02-04** 2nd Reading Motion to Amend Carried
- **2019-02-04** 2nd Reading Passed as Amended `reading-2`
- **2019-02-04** Printed - New Version Available
- **2019-02-06** Scheduled for 3rd Reading
- **2019-02-06** 3rd Reading Passed `passage, reading-3`
- **2019-02-06** Transmitted to Senate
- **2019-02-07** First Reading `reading-1`
- **2019-02-07** Referred to Committee `referral-committee`
- **2019-03-20** Hearing
- **2019-03-25** Committee Executive Action--Bill Concurred
- **2019-03-25** Committee Report--Bill Concurred
- **2019-04-01** Scheduled for 2nd Reading
- **2019-04-01** 2nd Reading Concurred `reading-2`
- **2019-04-02** Scheduled for 3rd Reading
- **2019-04-02** 3rd Reading Concurred `passage, reading-3`
- **2019-04-02** Returned to House
- **2019-04-03** Sent to Enrolling
- **2019-04-05** Returned from Enrolling
- **2019-04-08** Printed - Enrolled Version Available
- **2019-04-08** Signed by Speaker
- **2019-04-11** Signed by President
- **2019-04-11** Transmitted to Governor `executive-receipt`
- **2019-04-18** Signed by Governor `executive-signature`
- **2019-04-19** Chapter Number Assigned

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/d119514a-2fa1-46f3-9969-3888a6c419a5`. Confidence: reported (aggregated from official Montana legislature records).