---
type: "Bill"
title: "Revise assault on a peace officer laws"
description: "Revise assault on a peace officer laws"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2021"
identifier: "SB 220"
citation: "Montana SB 220 (2021)"
classification: ["bill"]
subjects: ["Crimes", "Law Enforcement (see also: Criminal Procedure)"]
status: "enacted"
primary_sponsors: ["Jill Cohenour"]
version_count: 5
action_count: 51
vote_count: 8
first_action: "2020-12-12"
last_action: "2021-05-10"
source: "openstates"
source_identifier: "ocd-bill/fea874cb-6a50-48fd-96b9-58e6592bc468"
source_url: "http://laws.leg.mt.gov/legprd/LAW0210W$BSIV.ActionQuery?P_BILL_NO1=220&P_BLTP_BILL_TYP_CD=SB&Z_ACTION=Find&P_SESS=20211"
source_hash: "8b7ac033ab121214413f5bd82ae4271b6ca7d55f7d567951bd1a8e4ba791e1cd"
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 SB 220 (2021) — Revise assault on a peace officer laws

## Version chain

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

1. **SB0220_1.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/SB0299//SB0220_1.pdf)
2. **SB0220_2.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/SB0299//SB0220_2.pdf)
3. **SB0220_3.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/SB0299//SB0220_3.pdf)
4. **SB0220_X.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/SB0299//SB0220_X.pdf)
5. **Enrolled** (enrolled) — [source](https://leg.mt.gov/bills/2021/billpdf/SB0220.pdf)

## Votes

- Do Concur — **39–11** (pass) · upper
- DO PASS AS AMENDED — **7–4** (pass) · upper
- Do Pass — **37–13** (pass) · upper
- Do Pass — **35–15** (pass) · upper
- Do Concur — **37–13** (pass) · upper
- BE CONCURRED IN — **11–8** (pass) · lower
- Do Concur — **72–26** (pass) · lower
- Do Concur — **75–25** (pass) · lower

## Sponsors

- Jill Cohenour — primary (person)

## Timeline

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

- **2020-12-12** Draft Request Received
- **2021-01-13** Draft to Requester for Review
- **2021-02-03** Draft in Legal Review
- **2021-02-03** Draft in Edit
- **2021-02-05** Draft to Drafter - Edit Review
- **2021-02-05** Draft in Input/Proofing
- **2021-02-05** Draft in Final Drafter Review
- **2021-02-05** Bill Draft Text Available Electronically
- **2021-02-05** Executive Director Review
- **2021-02-06** Draft in Assembly
- **2021-02-08** Draft Ready for Delivery
- **2021-02-08** Executive Director Final Review
- **2021-02-08** Draft Ready for Delivery
- **2021-02-08** Draft Delivered to Requester
- **2021-02-11** Introduced `introduction`
- **2021-02-11** Introduced Bill Text Available Electronically
- **2021-02-11** First Reading `reading-1`
- **2021-02-11** Referred to Committee - (S) Judiciary `referral-committee`
- **2021-02-17** Hearing - (S) Judiciary
- **2021-02-22** Amendments Available
- **2021-02-23** Committee Executive Action--Bill Passed as Amended - (S) Judiciary `committee-passage`
- **2021-02-23** Committee Report--Bill Passed as Amended - (S) Judiciary `committee-passage`
- **2021-02-23** Printed - New Version Available
- **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 House
- **2021-03-01** Referred to Committee - (H) Judiciary `referral-committee`
- **2021-03-01** First Reading `reading-1`
- **2021-03-17** Hearing - (H) Judiciary
- **2021-04-13** Committee Executive Action--Bill Concurred as Amended - (H) Judiciary
- **2021-04-13** Committee Report--Bill Concurred as Amended - (H) Judiciary
- **2021-04-13** Printed - New Version Available
- **2021-04-15** Scheduled for 2nd Reading
- **2021-04-15** 2nd Reading Concurred `reading-2`
- **2021-04-20** Scheduled for 3rd Reading
- **2021-04-20** 3rd Reading Concurred `passage, reading-3`
- **2021-04-20** Returned to Senate with Amendments
- **2021-04-23** Scheduled for 2nd Reading
- **2021-04-23** 2nd Reading House Amendments Concurred `amendment-amendment, amendment-passage, reading-2`
- **2021-04-23** Scheduled for 3rd Reading
- **2021-04-23** 3rd Reading Passed as Amended by House `passage, reading-3`
- **2021-04-26** Sent to Enrolling
- **2021-05-01** Returned from Enrolling
- **2021-05-01** Printed - Enrolled Version Available
- **2021-05-04** Signed by President
- **2021-05-04** Signed by Speaker
- **2021-05-04** Transmitted to Governor `executive-receipt`
- **2021-05-10** Signed by Governor `executive-signature`
- **2021-05-10** 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/fea874cb-6a50-48fd-96b9-58e6592bc468`. Confidence: reported (aggregated from official Montana legislature records).