---
type: "Bill"
title: "Revise commercial driver license laws to include military waiver"
description: "Revise commercial driver license laws to include military waiver"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2021"
identifier: "HB 438"
citation: "Montana HB 438 (2021)"
classification: ["bill"]
subjects: ["Military Affairs", "Motor Vehicles (see also: Taxation--Trans; Traffic Regulations; Transportation)"]
status: "enacted"
primary_sponsors: ["Steven Galloway"]
version_count: 3
action_count: 44
vote_count: 6
first_action: "2021-01-19"
last_action: "2021-04-16"
source: "openstates"
source_identifier: "ocd-bill/dcc24fc4-eb2e-4ac5-b0a8-16434b23a5cf"
source_url: "http://laws.leg.mt.gov/legprd/LAW0210W$BSIV.ActionQuery?P_BILL_NO1=438&P_BLTP_BILL_TYP_CD=HB&Z_ACTION=Find&P_SESS=20211"
source_hash: "52548ecb52377cb58a46e4bd1d9b2186089d9e06a61839335944ef8392961e61"
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 438 (2021) — Revise commercial driver license laws to include military waiver

## Version chain

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

1. **HB0438_1.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/HB0499//HB0438_1.pdf)
2. **HB0438_X.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/HB0499//HB0438_X.pdf)
3. **Enrolled** (enrolled) — [source](https://leg.mt.gov/bills/2021/billpdf/HB0438.pdf)

## Votes

- DO PASS — **15–0** (pass) · lower
- Do Pass — **98–0** (pass) · lower
- BE CONCURRED IN — **8–0** (pass) · upper
- Do Concur — **49–0** (pass) · upper
- Do Concur — **50–0** (pass) · upper
- Do Pass — **99–0** (pass) · lower

## Sponsors

- Steven Galloway — primary (person)

## Timeline

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

- **2021-01-19** Draft Request Received
- **2021-01-20** Draft to Requester for Review
- **2021-01-21** Draft in Legal Review
- **2021-01-21** Draft in Edit
- **2021-01-27** Draft to Drafter - Edit Review
- **2021-02-11** Draft in Input/Proofing
- **2021-02-11** Draft in Final Drafter Review
- **2021-02-11** Bill Draft Text Available Electronically
- **2021-02-11** Executive Director Review
- **2021-02-11** Draft in Assembly
- **2021-02-12** Draft Ready for Delivery
- **2021-02-12** Executive Director Final Review
- **2021-02-12** Draft Ready for Delivery
- **2021-02-15** Draft Delivered to Requester
- **2021-02-16** Introduced `introduction`
- **2021-02-16** Introduced Bill Text Available Electronically
- **2021-02-17** Referred to Committee - (H) Transportation `referral-committee`
- **2021-02-17** First Reading `reading-1`
- **2021-02-22** Hearing - (H) Transportation
- **2021-02-24** Committee Executive Action--Bill Passed - (H) Transportation `committee-passage`
- **2021-02-25** Committee Report--Bill Passed - (H) Transportation `committee-passage`
- **2021-02-27** Scheduled for 2nd Reading
- **2021-02-27** 2nd Reading Passed `reading-2`
- **2021-03-01** Scheduled for 3rd Reading
- **2021-03-01** 3rd Reading Passed `passage, reading-3`
- **2021-03-01** Transmitted to Senate
- **2021-03-01** First Reading `reading-1`
- **2021-03-08** Referred to Committee - (S) Highways and Transportation `referral-committee`
- **2021-03-18** Hearing - (S) Highways and Transportation
- **2021-03-18** Committee Executive Action--Bill Concurred - (S) Highways and Transportation
- **2021-03-19** Committee Report--Bill Concurred - (S) Highways and Transportation
- **2021-03-23** Scheduled for 2nd Reading
- **2021-03-23** 2nd Reading Concurred `reading-2`
- **2021-03-24** Scheduled for 3rd Reading
- **2021-03-24** 3rd Reading Concurred `passage, reading-3`
- **2021-03-24** Returned to House
- **2021-03-25** Sent to Enrolling
- **2021-03-31** Returned from Enrolling
- **2021-03-31** Printed - Enrolled Version Available
- **2021-04-01** Signed by Speaker
- **2021-04-06** Signed by President
- **2021-04-06** Transmitted to Governor `executive-receipt`
- **2021-04-15** Signed by Governor `executive-signature`
- **2021-04-16** Chapter Number Assigned `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/dcc24fc4-eb2e-4ac5-b0a8-16434b23a5cf`. Confidence: reported (aggregated from official Montana legislature records).