---
type: "Bill"
title: "Generally revise state policy laws"
description: "Generally revise state policy laws"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2025"
identifier: "SB 553"
citation: "Montana SB 553 (2025)"
classification: ["bill"]
subjects: ["Revenue", "State", "Transportation"]
status: "enacted"
primary_sponsors: ["Daniel Zolnikov"]
version_count: 53
action_count: 55
vote_count: 12
first_action: "2025-01-03T20:34:07+00:00"
last_action: "2025-05-16T16:31:20+00:00"
source: "openstates"
source_identifier: "ocd-bill/0b0f989b-9174-424b-9544-cd335c7c12d2"
source_url: "https://bills.legmt.gov/#/laws/bill/2/LC4235?open_tab=sum"
source_hash: "cadd6d43bf09092c8b192a710d8e7489d7744455bf82e90e77507e463e133a64"
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 553 (2025) — Generally revise state policy laws

## Version chain

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

1. **LC4235.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=298744)
2. **SB0553.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309381)
3. **SB0553.001.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309768)
4. **SB0553.001.004_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313182)
5. **SB0553.001.007_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313126)
6. **SB0553.001.008_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313361)
7. **SB0553.002.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=314517)
8. **SB0553.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=314514)
9. **SB0553.002.003_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315112)
10. **SB0553.002.003_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315111)
11. **SB0553_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=299520)
12. **SB0553_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=305402)
13. **SB0553_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=305755)
14. **SB0553_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309327)
15. **SB0553_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313289)
16. **SB0553_1(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313419)
17. **SB0553_1(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313420)
18. **SB0553_1(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313421)
19. **SB0553_1(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313422)
20. **SB0553_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=299174)
21. **SB0553_2(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315233)
22. **SB0553_2(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315234)
23. **SB0553_2(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315235)
24. **SB0553_2(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315236)
25. **SB0553_2(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=316507)
26. **SB0553_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313435)
27. **SB0553_3(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315238)
28. **SB0553_3(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=318938)
29. **SB0553_3(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=318939)
30. **SB0553_3(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=318940)
31. **SB0553_3(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315239)
32. **SB0553_3(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315240)
33. **SB0553_3(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315251)
34. **SB0553_3(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315259)
35. **SB0553_3(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315260)
36. **SB0553_3(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315261)
37. **SB0553_3(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315262)
38. **SB0553_3(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317823)
39. **SB0553_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315237)
40. **SB0553_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=318942)
41. **SB0553_X(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=323058)
42. **SB0553_X(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=323059)
43. **SB0553_X(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=325010)
44. **SB0553_X(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=327118)
45. **SB0553_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=318943)
46. **SB0553_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=319549)
47. **SB0553_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=319550)
48. **SB0553_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=319551)
49. **SB0553_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=319662)
50. **SB0553_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=319663)
51. **SB0553_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321063)
52. **SB0553_X(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=323057)
53. **SB0553_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=318941)

## Votes

- Do Pass — **48–0** (pass) · upper
- AMD-SB0553.002.003 Buttrey DO PASS — **97–3** (pass) · lower
- Do Concur — **62–38** (pass) · lower
- be_concurred_in_as_amended — **18–2** (pass) · lower
- be_concurred_in — **16–7** (pass) · lower
- Do Concur — **32–68** (fail) · lower
- Do Concur As Amended — **65–35** (pass) · lower
- do_pass — **11–0** (pass) · upper
- Do Pass — **47–1** (pass) · upper
- Do Pass — **30–20** (pass) · upper
- ReconsAction - Fitzpatrick S. — **70–30** (pass) · lower
- Do Pass — **43–6** (pass) · upper

## Sponsors

- Daniel Zolnikov — primary (person)

## Timeline

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

- **2025-01-03T20:34:07+00:00** (LC) Drafter Assigned
- **2025-03-24T14:59:06+00:00** (LC) Draft in Legal Review
- **2025-03-24T21:27:15+00:00** (LC) Draft in Edit
- **2025-03-26T15:25:31+00:00** (LC) Draft in Input/Proofing
- **2025-03-26T18:57:37+00:00** (LC) Draft in Final Drafter Review
- **2025-03-26T20:00:58+00:00** (LC) Draft in Assembly
- **2025-03-26T21:00:37+00:00** (LC) Draft Ready for Delivery
- **2025-03-26T21:44:06+00:00** (LC) Draft Delivered to Requester
- **2025-03-26T21:46:23+00:00** (S) Introduced
- **2025-03-27T19:18:54+00:00** (S) First Reading `reading-1`
- **2025-03-27T19:19:00+00:00** (S) Referred to Committee - (S) Business, Labor and Economic Affairs `referral-committee`
- **2025-03-27T19:29:06+00:00** (S) Hearing - (S) Business, Labor and Economic Affairs
- **2025-03-28T16:55:34+00:00** (S) Hearing Canceled - (S) Business, Labor and Economic Affairs
- **2025-03-28T16:58:33+00:00** (S) Hearing - (S) Business, Labor and Economic Affairs
- **2025-04-02T15:28:03+00:00** (S) Fiscal Note Requested
- **2025-04-02T15:44:54+00:00** (S) Committee Executive Action--Bill Passed - (S) Business, Labor and Economic Affairs `committee-passage`
- **2025-04-02T19:55:00+00:00** (S) Committee Report--Bill Passed - (S) Business, Labor and Economic Affairs `committee-passage`
- **2025-04-04T09:20:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-04-05T00:23:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2025-04-05T09:20:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-04-05T14:27:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2025-04-05T16:50:27+00:00** (S) Transmitted to House
- **2025-04-07T15:28:15+00:00** (S) Fiscal Note Received `receipt`
- **2025-04-07T15:55:08+00:00** (H) Referred to Committee - (H) Business and Labor `referral-committee`
- **2025-04-07T19:53:34+00:00** (H) First Reading `reading-1`
- **2025-04-08T17:20:52+00:00** (H) Hearing - (H) Business and Labor
- **2025-04-08T17:55:03+00:00** (S) Fiscal Note Unsigned
- **2025-04-08T17:55:10+00:00** (S) Fiscal Note Printed
- **2025-04-11T21:43:46+00:00** (H) Hearing - (H) Business and Labor
- **2025-04-18T16:07:13+00:00** (H) Committee Executive Action--Bill Concurred as Amended - (H) Business and Labor
- **2025-04-18T18:54:00+00:00** (H) Committee Report--Bill Concurred as Amended - (H) Business and Labor
- **2025-04-22T21:30:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-04-22T23:08:00+00:00** (H) 2nd Reading Not Concurred `reading-2, reading-2`
- **2025-04-23T19:18:00+00:00** (H) Reconsidered Previous Action; Placed on 2nd Reading `reading-2, reading-2`
- **2025-04-23T22:30:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-04-23T22:38:00+00:00** (H) 2nd Reading Motion to Amend Carried `reading-2`
- **2025-04-23T22:40:00+00:00** (H) 2nd Reading Concurred as Amended `reading-2, reading-2`
- **2025-04-23T22:41:01+00:00** (H) Referred to Committee - (H) Appropriations `referral-committee`
- **2025-04-23T23:14:01+00:00** (H) Hearing - (H) Appropriations
- **2025-04-23T23:50:00+00:00** (H) Committee Executive Action--Bill Concurred - (H) Appropriations
- **2025-04-24T22:45:00+00:00** (H) Committee Report--Bill Concurred - (H) Appropriations
- **2025-04-25T15:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2025-04-25T15:39:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2025-04-25T17:25:19+00:00** (H) Returned to Senate with Amendments
- **2025-04-28T19:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-04-28T19:54:00+00:00** (S) 2nd Reading House Amendments Concurred `amendment-amendment, amendment-passage, reading-2, reading-2`
- **2025-04-29T16:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-04-29T18:16:00+00:00** (S) 3rd Reading Passed as Amended by House `passage, passage, reading-3, reading-3`
- **2025-04-29T19:12:35+00:00** (S) Sent to Enrolling
- **2025-05-01T13:59:02+00:00** (S) Returned from Enrolling
- **2025-05-02T16:00:00+00:00** (S) Signed by President `passage`
- **2025-05-05T19:00:51+00:00** (H) Signed by Speaker `passage`
- **2025-05-05T19:55:00+00:00** (S) Transmitted to Governor `executive-receipt`
- **2025-05-13T19:12:00+00:00** (S) Signed by Governor `executive-signature`
- **2025-05-16T16:31:20+00:00** 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/0b0f989b-9174-424b-9544-cd335c7c12d2`. Confidence: reported (aggregated from official Montana legislature records).