---
type: "Bill"
title: "Prohibit local government regulation of agricultural seeds"
description: "Prohibit local government regulation of agricultural seeds"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2017"
identifier: "SB 155"
citation: "Montana SB 155 (2017)"
classification: ["bill"]
subjects: ["Agriculture (see also: Livestock; Taxation--Agriculture/Livestock)", "Local Government (see also: City Subjects; County Subjects)"]
status: "enacted"
primary_sponsors: ["Mike Lang"]
version_count: 1
action_count: 71
vote_count: 10
first_action: "2016-12-05"
last_action: "2017-05-22"
source: "openstates"
source_identifier: "ocd-bill/ed04fa68-6b07-45fb-8713-b6452df327ec"
source_url: "http://laws.leg.mt.gov/legprd/LAW0203W$BSRV.ActionQuery?P_SESS=20171&P_BLTP_BILL_TYP_CD=&P_BILL_NO=&P_BILL_DFT_NO=LC1715&P_CHPT_NO=&Z_ACTION=Find&P_SBJT_SBJ_CD=&P_ENTY_ID_SEQ="
source_hash: "d73e3410a026b08601f44479aeea2ce15e851eeccbeb75f0cf205008d806664e"
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 155 (2017) — Prohibit local government regulation of agricultural seeds

## Version chain

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

1. **Enrolled** (enrolled) — [source](http://leg.mt.gov/bills/2017/BillPdf/SB0155.pdf)

## Votes

- Do Concur — **92–8** (pass) · legislature
- DO PASS AS AMENDED — **7–4** (pass) · legislature
- BE CONCURRED IN — **15–8** (pass) · legislature
- Do Concur — **42–7** (pass) · legislature
- Do Concur — **36–14** (pass) · legislature
- Do Concur — **71–29** (pass) · legislature
- Do Pass — **33–17** (pass) · legislature
- Do Concur — **70–30** (pass) · legislature
- Do Concur — **66–34** (pass) · legislature
- Do Pass — **33–17** (pass) · legislature

## Sponsors

- Mike Lang — primary (person)

## Timeline

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

- **2016-12-05** Draft Request Received
- **2017-01-17** Draft to Requester for Review
- **2017-01-17** Draft in Legal Review
- **2017-01-18** Draft in Edit
- **2017-01-18** Draft to Drafter - Edit Review [CMD]
- **2017-01-18** Draft in Input/Proofing
- **2017-01-18** Draft in Final Drafter Review
- **2017-01-18** Bill Draft Text Available Electronically
- **2017-01-18** Executive Director Review
- **2017-01-18** Draft in Assembly
- **2017-01-18** Executive Director Final Review
- **2017-01-18** Draft Ready for Delivery
- **2017-01-19** Draft Delivered to Requester
- **2017-01-20** Draft Back for Redo
- **2017-01-20** Draft in Legal Review
- **2017-01-23** Draft in Final Drafter Review
- **2017-01-23** Bill Draft Text Available Electronically
- **2017-01-23** Executive Director Final Review
- **2017-01-24** Draft Ready for Delivery
- **2017-01-24** Draft Delivered to Requester
- **2017-01-25** Introduced `introduction`
- **2017-01-25** First Reading `reading-1`
- **2017-01-25** Referred to Committee `referral-committee`
- **2017-01-25** Introduced Bill Text Available Electronically
- **2017-02-09** Hearing
- **2017-02-14** Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2017-02-15** Committee Report--Bill Passed as Amended `committee-passage`
- **2017-02-15** Printed - New Version Available
- **2017-02-20** Scheduled for 2nd Reading
- **2017-02-20** 2nd Reading Passed Consideration `reading-2`
- **2017-02-21** Scheduled for 2nd Reading
- **2017-02-21** 2nd Reading Passed `reading-2`
- **2017-02-22** Scheduled for 3rd Reading
- **2017-02-22** 3rd Reading Passed `passage, reading-3`
- **2017-02-22** Transmitted to House
- **2017-02-24** Referred to Committee `referral-committee`
- **2017-02-24** First Reading `reading-1`
- **2017-03-07** Hearing
- **2017-03-14** Committee Executive Action--Bill Concurred
- **2017-03-15** Committee Report--Bill Concurred
- **2017-03-22** Scheduled for 2nd Reading
- **2017-03-22** 2nd Reading Concurred `reading-2`
- **2017-03-23** Scheduled for 3rd Reading
- **2017-03-23** 3rd Reading Concurred `passage, reading-3`
- **2017-03-23** Returned to Senate
- **2017-03-24** Sent to Enrolling
- **2017-03-27** Returned from Enrolling
- **2017-03-27** Printed - Enrolled Version Available
- **2017-03-29** Signed by President
- **2017-03-30** Signed by Speaker
- **2017-03-31** Transmitted to Governor `executive-receipt`
- **2017-04-10** Returned with Governor's Proposed Amendments
- **2017-04-12** Scheduled for 2nd Reading
- **2017-04-12** 2nd Reading Governor's Proposed Amendments Adopted `amendment-passage, amendment-amendment`
- **2017-04-13** Scheduled for 3rd Reading
- **2017-04-13** 3rd Reading Governor's Proposed Amendments Adopted `amendment-passage, amendment-amendment`
- **2017-04-13** Transmitted to House for Consideration of Governor's Proposed Amendments
- **2017-04-24** Scheduled for 2nd Reading
- **2017-04-24** 2nd Reading Governor's Proposed Amendments Adopted `amendment-passage, amendment-amendment`
- **2017-04-25** Scheduled for 3rd Reading
- **2017-04-25** 3rd Reading Governor's Proposed Amendments Adopted `amendment-passage, amendment-amendment`
- **2017-04-25** Returned to Senate Concurred in Governor's Proposed Amendments
- **2017-04-25** Sent to Enrolling
- **2017-04-26** Printed - New Version Available
- **2017-04-26** Printed - Enrolled Version Available
- **2017-04-26** Returned from Enrolling
- **2017-05-04** Signed by President
- **2017-05-10** Signed by Speaker
- **2017-05-17** Transmitted to Governor `executive-receipt`
- **2017-05-22** Signed by Governor `executive-signature`
- **2017-05-22** Chapter Number Assigned

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ed04fa68-6b07-45fb-8713-b6452df327ec`. Confidence: reported (aggregated from official Montana legislature records).