---
type: "Bill"
title: "Establishing the coal-fired generating unit remediation act"
description: "Establishing the coal-fired generating unit remediation act"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2017"
identifier: "SB 339"
citation: "Montana SB 339 (2017)"
classification: ["bill"]
subjects: ["Environmental Protection", "Revenue", "State", "Rule Making"]
status: "enacted"
primary_sponsors: ["Duane Ankney"]
version_count: 1
action_count: 53
vote_count: 7
first_action: "2017-02-09"
last_action: "2017-05-05"
source: "openstates"
source_identifier: "ocd-bill/0eee5e30-8511-4520-80d1-5a7886be81cd"
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=LC2608&P_CHPT_NO=&Z_ACTION=Find&P_SBJT_SBJ_CD=&P_ENTY_ID_SEQ="
source_hash: "187fd8a924351727b51c48ffdb442c1c0da2d9609e8e974de666c3daad728348"
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 339 (2017) — Establishing the coal-fired generating unit remediation act

## 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/SB0339.pdf)

## Votes

- BE CONCURRED IN — **16–0** (pass) · legislature
- DO PASS — **12–0** (pass) · legislature
- Do Concur — **97–3** (pass) · legislature
- Do Pass — **50–0** (pass) · legislature
- Do Pass — **50–0** (pass) · legislature
- Do Concur — **100–0** (pass) · legislature
- AMD-002 Keane D/PASS — **40–60** (fail) · legislature

## Sponsors

- Duane Ankney — primary (person)

## Timeline

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

- **2017-02-09** Draft Request Received
- **2017-02-16** Draft to Requester for Review
- **2017-02-16** Draft in Legal Review
- **2017-02-16** Draft in Edit
- **2017-02-23** Draft to Drafter - Edit Review [KWK]
- **2017-02-23** Draft to Drafter - Edit Review [KWK]
- **2017-02-23** Draft in Input/Proofing
- **2017-02-24** Draft in Final Drafter Review
- **2017-02-24** Bill Draft Text Available Electronically
- **2017-02-27** Draft in Final Drafter Review
- **2017-02-27** Bill Draft Text Available Electronically
- **2017-02-27** Executive Director Review
- **2017-02-27** Draft in Assembly
- **2017-02-27** Executive Director Final Review
- **2017-02-27** Draft Ready for Delivery
- **2017-03-09** Draft Delivered to Requester
- **2017-03-09** Introduced `introduction`
- **2017-03-09** Fiscal Note Requested
- **2017-03-09** Introduced Bill Text Available Electronically
- **2017-03-10** First Reading `reading-1`
- **2017-03-10** Referred to Committee `referral-committee`
- **2017-03-13** Rereferred to Committee `referral-committee`
- **2017-03-16** Fiscal Note Received
- **2017-03-16** Fiscal Note Signed
- **2017-03-16** Fiscal Note Printed
- **2017-03-22** Hearing
- **2017-03-24** Committee Executive Action--Bill Passed `committee-passage`
- **2017-03-25** Committee Report--Bill Passed `committee-passage`
- **2017-03-28** Scheduled for 2nd Reading
- **2017-03-28** 2nd Reading Passed `reading-2`
- **2017-03-29** Scheduled for 3rd Reading
- **2017-03-29** 3rd Reading Passed `passage, reading-3`
- **2017-03-29** Transmitted to House
- **2017-03-31** Referred to Committee `referral-committee`
- **2017-03-31** First Reading `reading-1`
- **2017-04-03** Hearing Canceled
- **2017-04-10** Hearing
- **2017-04-10** Committee Executive Action--Bill Concurred
- **2017-04-11** Committee Report--Bill Concurred
- **2017-04-21** Scheduled for 2nd Reading
- **2017-04-21** 2nd Reading Motion to Amend Failed `amendment-failure`
- **2017-04-21** 2nd Reading Concurred `reading-2`
- **2017-04-22** Scheduled for 3rd Reading
- **2017-04-22** 3rd Reading Concurred `passage, reading-3`
- **2017-04-22** Returned to Senate
- **2017-04-24** Sent to Enrolling
- **2017-04-25** Printed - Enrolled Version Available
- **2017-04-25** Returned from Enrolling
- **2017-04-26** Signed by President
- **2017-04-27** Signed by Speaker
- **2017-05-01** Transmitted to Governor `executive-receipt`
- **2017-05-04** Signed by Governor `executive-signature`
- **2017-05-05** Chapter Number Assigned

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0eee5e30-8511-4520-80d1-5a7886be81cd`. Confidence: reported (aggregated from official Montana legislature records).