---
type: "Bill"
title: "Revise property tax assistance program"
description: "Revise property tax assistance program"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "HB 189"
citation: "Montana HB 189 (2023)"
classification: ["bill"]
subjects: ["Housing", "Revenue", "State", "Taxation (Generally)", "Taxation--Property"]
status: "enacted"
primary_sponsors: ["George Nikolakakos"]
version_count: 9
action_count: 72
vote_count: 10
first_action: "2022-11-01T21:56:05+00:00"
last_action: "2023-05-19T19:58:58+00:00"
source: "openstates"
source_identifier: "ocd-bill/aaacbafe-a815-4b70-9eaa-d56c04eb717f"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0946"
source_hash: "950e698fb7acf5dfb6ad8f0125073c7a225775aa8c29ff1b4616c1e65fd62c11"
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 189 (2023) — Revise property tax assistance program

## Version chain

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

1. **HB0189.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4383)
2. **HB0189.001.004_combo_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4384)
3. **HB0189.002.001.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4380)
4. **HB0189.002.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4382)
5. **HB0189.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4381)
6. **HB0189_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4390)
7. **HB0189_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4391)
8. **HB0189_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4388)
9. **HB0189_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4389)

## Votes

- (H) 2nd Reading Passed as Amended — **81–19** (pass) · lower
- (H) 2nd Reading Motion to Amend Carried — **59–41** (pass) · lower
- (S) Committee Executive Action--Bill Concurred — **12–0** (pass) · upper
- (H) Committee Executive Action--Bill Passed as Amended — **12–11** (pass) · lower
- (H) 3rd Reading Passed — **76–24** (pass) · lower
- (S) 2nd Reading Concurred — **49–1** (pass) · upper
- (S) 3rd Reading Concurred — **50–0** (pass) · upper
- (H) 2nd Reading Passed — **100–0** (pass) · lower
- (S) Committee Executive Action--Bill Concurred — **17–2** (pass) · upper
- (H) Committee Executive Action--Bill Passed — **21–0** (pass) · lower

## Sponsors

- George Nikolakakos — primary (person)

## Timeline

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

- **2023-05-19T19:58:58+00:00** Chapter Number Assigned `became-law`
- **2023-05-18T22:25:42+00:00** (H) Signed by Governor `executive-signature`
- **2023-05-08T16:20:00+00:00** (H) Transmitted to Governor `executive-receipt`
- **2023-05-04T18:00:00+00:00** (S) Signed by President `passage`
- **2023-04-29T20:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-04-23T18:51:47+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-04-23T18:51:46+00:00** (H) Returned from Enrolling
- **2023-04-20T15:15:32+00:00** (H) Sent to Enrolling
- **2023-04-19T02:41:00+00:00** (S) Returned to House
- **2023-04-18T21:42:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2023-04-18T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-04-14T19:59:00+00:00** (S) Committee Report--Bill Concurred
- **2023-04-13T21:00:01+00:00** (S) Committee Executive Action--Bill Concurred
- **2023-04-13T21:00:00+00:00** (S) Hearing
- **2023-04-11T23:08:00+00:00** (S) Rereferred to Committee `referral-committee, referral-committee`
- **2023-04-11T19:58:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-11T19:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-04-05T19:12:00+00:00** (S) Committee Report--Bill Concurred
- **2023-04-05T16:00:00+00:00** (S) Committee Executive Action--Bill Concurred
- **2023-03-29T14:30:00+00:00** (S) Hearing
- **2023-03-22T23:28:08+00:00** (H) Revised Fiscal Note Printed
- **2023-03-21T20:32:12+00:00** (H) Revised Fiscal Note Signed
- **2023-03-20T22:10:19+00:00** (H) Revised Fiscal Note Received `receipt`
- **2023-03-15T22:59:09+00:00** (H) Revised Fiscal Note Requested
- **2023-03-15T19:18:00+00:00** (S) First Reading `reading-1`
- **2023-03-15T18:46:45+00:00** (S) Referred to Committee `referral-committee`
- **2023-03-14T22:11:27+00:00** (H) Transmitted to Senate
- **2023-03-14T20:29:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2023-03-14T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-03-10T23:41:22+00:00** (C) Printed - New Version Available
- **2023-03-10T20:28:01+00:00** (H) 2nd Reading Passed as Amended `reading-2, reading-2`
- **2023-03-10T20:28:00+00:00** (H) 2nd Reading Motion to Amend Carried `reading-2`
- **2023-03-10T20:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-02-16T14:44:28+00:00** (H) Revised Fiscal Note Printed
- **2023-02-15T22:19:18+00:00** (H) Revised Fiscal Note Signed
- **2023-02-15T20:04:49+00:00** (H) Revised Fiscal Note Received `receipt`
- **2023-02-09T23:41:30+00:00** (H) Revised Fiscal Note Requested
- **2023-02-08T22:09:48+00:00** (C) Printed - New Version Available
- **2023-02-08T20:12:00+00:00** (H) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-02-07T22:00:00+00:00** (H) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-02-07T15:45:07+00:00** (C) Amendments Available
- **2023-01-30T22:00:41+00:00** (H) Hearing
- **2023-01-27T21:47:00+00:00** (H) Rereferred to Committee `referral-committee, referral-committee`
- **2023-01-27T20:55:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2023-01-24T20:10:00+00:00** (H) Committee Report--Bill Passed `committee-passage`
- **2023-01-20T14:27:00+00:00** (H) Committee Executive Action--Bill Passed `committee-passage`
- **2023-01-17T21:05:23+00:00** (H) Sponsor List Modified
- **2023-01-17T16:00:00+00:00** (H) Hearing
- **2023-01-17T14:42:10+00:00** (H) Fiscal Note Printed
- **2023-01-16T21:30:13+00:00** (H) Fiscal Note Signed
- **2023-01-16T15:17:54+00:00** (H) Fiscal Note Received `receipt`
- **2023-01-11T20:50:00+00:00** (H) Sponsor List Modified
- **2023-01-07T01:01:58+00:00** (H) Referred to Committee `referral-committee`
- **2023-01-06T21:04:44+00:00** (H) First Reading `reading-1`
- **2023-01-05T15:51:28+00:00** (H) Fiscal Note Requested
- **2023-01-05T15:51:00+00:00** (C) Introduced Bill Text Available Electronically
- **2023-01-05T15:50:21+00:00** (H) Introduced
- **2023-01-05T15:50:20+00:00** (C) Fiscal Note Probable
- **2023-01-03T17:25:20+00:00** (C) Draft Delivered to Requester
- **2023-01-02T20:44:51+00:00** (C) Draft Ready for Delivery
- **2023-01-02T17:39:19+00:00** (C) Executive Director Final Review
- **2023-01-02T17:39:10+00:00** (C) Draft Ready for Delivery
- **2022-12-31T17:03:57+00:00** (C) Draft in Assembly
- **2022-12-31T06:19:58+00:00** (C) Executive Director Review
- **2022-12-30T22:39:39+00:00** (C) Bill Draft Text Available Electronically
- **2022-12-30T22:39:38+00:00** (C) Draft in Final Drafter Review
- **2022-12-30T17:34:12+00:00** (C) Draft in Input/Proofing
- **2022-12-29T21:46:15+00:00** (C) Draft to Drafter - Edit Review
- **2022-12-29T20:15:31+00:00** (C) Draft in Edit
- **2022-12-29T19:40:40+00:00** (C) Draft in Legal Review
- **2022-12-29T17:05:59+00:00** (C) Draft to Requester for Review
- **2022-11-01T21:56:05+00:00** (C) Draft Request Received `receipt`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/aaacbafe-a815-4b70-9eaa-d56c04eb717f`. Confidence: reported (aggregated from official Montana legislature records).