c5c7033001
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
205 lines
17 KiB
Markdown
205 lines
17 KiB
Markdown
---
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type: "Bill"
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title: "Revise income tax laws to lower income taxes"
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description: "Revise income tax laws to lower income taxes"
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jurisdiction: "us/states/mt"
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legislature: "Montana Legislature"
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session: "2025"
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identifier: "HB 337"
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citation: "Montana HB 337 (2025)"
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classification: ["bill"]
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subjects: ["Revenue", "State", "Taxation", "Taxation--Individual Income"]
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status: "enacted"
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primary_sponsors: ["Brandon Ler"]
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version_count: 78
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action_count: 63
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vote_count: 11
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first_action: "2024-11-20T15:18:47+00:00"
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last_action: "2025-04-28T18:59:23+00:00"
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source: "openstates"
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source_identifier: "ocd-bill/592c6ebe-b93f-40d9-bcea-07eca4b6c835"
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source_url: "https://bills.legmt.gov/#/laws/bill/2/LC1716?open_tab=sum"
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source_hash: "9fb98e8a68ecff98d09ccff9f2decbf459c99d97ca67811fe1e57d98ba7c0138"
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vintage: "2026-07-01"
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source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
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retrieved_at: "2026-07-06"
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confidence: "reported"
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tags: ["legislation", "bill", "us-mt"]
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---
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# Montana HB 337 (2025) — Revise income tax laws to lower income taxes
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## Version chain
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The bill's text revisions, in order — the diff chain from filing to enrollment.
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1. **HB0337.001.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=280553)
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2. **HB0337.001.001_Amendments-in-Context_final-full(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=280563)
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3. **HB0337.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=280549)
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4. **HB0337.001.002_Amendments-in-Context_final-full(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=284312)
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5. **HB0337.001.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=284031)
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6. **HB0337.001.003_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=284272)
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7. **HB0337.002.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=301083)
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8. **HB0337.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=301069)
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9. **HB0337.002.002_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310207)
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10. **HB0337.002.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310197)
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11. **HB0337.002.004_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310208)
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12. **HB0337.003.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=312812)
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13. **HB0337.003.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=312810)
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14. **HB0337.003.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313177)
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15. **HB0337.003.002_Amendments-in-Context_final-not condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313178)
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16. **HB0337_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285264)
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17. **HB0337_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285265)
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18. **HB0337_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285266)
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19. **HB0337_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285267)
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20. **HB0337_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276775)
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21. **HB0337_2(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285269)
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22. **HB0337_2(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309352)
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23. **HB0337_2(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309354)
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24. **HB0337_2(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309355)
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25. **HB0337_2(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309356)
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26. **HB0337_2(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309894)
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27. **HB0337_2(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309896)
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28. **HB0337_2(16).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309899)
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29. **HB0337_2(17).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309906)
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30. **HB0337_2(18).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309919)
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31. **HB0337_2(19).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309943)
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32. **HB0337_2(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285272)
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33. **HB0337_2(20).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309944)
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34. **HB0337_2(21).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309945)
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35. **HB0337_2(22).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311844)
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36. **HB0337_2(23).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=312132)
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37. **HB0337_2(24).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=312133)
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38. **HB0337_2(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285374)
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39. **HB0337_2(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285375)
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40. **HB0337_2(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285381)
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41. **HB0337_2(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285385)
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42. **HB0337_2(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285386)
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43. **HB0337_2(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=303695)
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44. **HB0337_2(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309351)
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45. **HB0337_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285268)
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46. **HB0337_3(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=312557)
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47. **HB0337_3(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=312558)
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48. **HB0337_3(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321408)
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49. **HB0337_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=312556)
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50. **HB0337_4(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313362)
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51. **HB0337_4(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315017)
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52. **HB0337_4(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313363)
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53. **HB0337_4(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313365)
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54. **HB0337_4(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313366)
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55. **HB0337_4(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313367)
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56. **HB0337_4(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313369)
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57. **HB0337_4(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313370)
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58. **HB0337_4(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=314629)
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59. **HB0337_4(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315014)
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60. **HB0337_4.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313360)
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61. **HB0337_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315019)
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62. **HB0337_X(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321414)
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63. **HB0337_X(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321415)
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64. **HB0337_X(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321416)
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65. **HB0337_X(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324600)
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66. **HB0337_X(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=326331)
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67. **HB0337_X(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=327022)
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68. **HB0337_X(16).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=327872)
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69. **HB0337_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315020)
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70. **HB0337_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317225)
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71. **HB0337_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317686)
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72. **HB0337_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317693)
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73. **HB0337_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317694)
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74. **HB0337_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317695)
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75. **HB0337_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320887)
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76. **HB0337_X(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321400)
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77. **HB0337_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=315018)
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78. **LC1716.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=272571)
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## Votes
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- AMD-HB0337.003.002 Dunwell D/PASS — **14–36** (fail) · upper
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- do_pass_as_amended — **12–9** (pass) · lower
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- AMD-HB0337.002.001 Thane DO PASS — **42–58** (fail) · lower
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- Do Pass — **58–42** (pass) · lower
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- AMD-HB0337.003.001 Hertz D/PASS — **47–2** (pass) · upper
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- Do Pass — **55–40** (pass) · lower
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- to_table — **20–1** (pass) · lower
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- do_pass — **13–10** (pass) · lower
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- Do Concur As Amended — **32–18** (pass) · upper
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- be_concurred_in_as_amended — **7–1** (pass) · upper
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- Do Concur — **34–16** (pass) · upper
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## Sponsors
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- Brandon Ler — primary (person)
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## Timeline
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The legislative action history — every referral, reading, and vote.
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- **2024-11-20T15:18:47+00:00** (LC) Drafter Assigned
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- **2024-11-20T15:18:47+00:00** (LC) Draft On Hold
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- **2025-01-15T01:32:54+00:00** (LC) Draft Taken Off Hold
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- **2025-01-15T01:33:26+00:00** (LC) Draft Taken Off Hold
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- **2025-01-18T22:36:57+00:00** (LC) Draft in Legal Review
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- **2025-01-18T22:51:33+00:00** (LC) Draft in Edit
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- **2025-01-19T23:37:43+00:00** (LC) Draft in Input/Proofing
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- **2025-01-20T15:23:48+00:00** (LC) Draft in Final Drafter Review
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- **2025-01-20T20:16:26+00:00** (LC) Draft in Assembly
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- **2025-01-20T20:30:38+00:00** (LC) Draft Ready for Delivery
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- **2025-01-22T19:45:27+00:00** (LC) Drafter Assigned
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- **2025-01-22T19:52:36+00:00** (LC) Draft in Legal Review
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- **2025-01-22T19:57:18+00:00** (LC) Draft in Edit
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- **2025-01-22T20:45:28+00:00** (LC) Draft in Input/Proofing
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- **2025-01-22T21:35:22+00:00** (LC) Draft in Final Drafter Review
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- **2025-01-22T21:45:01+00:00** (LC) Draft in Assembly
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- **2025-01-22T21:58:27+00:00** (LC) Draft Ready for Delivery
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- **2025-01-27T17:02:53+00:00** (LC) Draft Delivered to Requester
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- **2025-01-29T14:36:27+00:00** (H) Introduced
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- **2025-01-29T14:38:05+00:00** (H) Fiscal Note Requested
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- **2025-01-29T18:07:29+00:00** (H) Referred to Committee - (H) Taxation `referral-committee`
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- **2025-01-29T19:52:15+00:00** (H) First Reading `reading-1`
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- **2025-01-31T20:13:38+00:00** (H) Hearing - (H) Taxation
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- **2025-02-05T18:40:44+00:00** (H) Fiscal Note Received `receipt`
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- **2025-02-06T17:01:39+00:00** (H) Fiscal Note Signed
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- **2025-02-06T17:01:47+00:00** (H) Fiscal Note Printed
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- **2025-02-11T18:44:08+00:00** (H) Tabled in Committee - (H) Taxation `amendment-deferral`
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- **2025-02-19T18:28:48+00:00** (H) Committee Executive Action--Bill Passed as Amended - (H) Taxation `committee-passage`
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- **2025-02-19T21:47:00+00:00** (H) Committee Report--Bill Passed as Amended - (H) Taxation `committee-passage`
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- **2025-02-20T21:36:00+00:00** (H) Rereferred to Committee - (H) Appropriations `referral-committee, referral-committee`
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- **2025-02-24T15:01:48+00:00** (H) Revised Fiscal Note Requested
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- **2025-02-25T21:46:32+00:00** (H) Hearing - (H) Appropriations
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- **2025-02-27T21:33:08+00:00** (H) Revised Fiscal Note Received `receipt`
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- **2025-03-01T02:36:10+00:00** (H) Fiscal Note Unsigned
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- **2025-03-03T17:42:06+00:00** (H) Fiscal Note Printed
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- **2025-03-28T22:13:08+00:00** (H) Committee Executive Action--Bill Passed - (H) Appropriations `committee-passage`
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- **2025-03-29T18:10:00+00:00** (H) Committee Report--Bill Passed - (H) Appropriations `committee-passage`
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- **2025-04-01T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
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- **2025-04-01T19:43:00+00:00** (H) 2nd Reading Motion to Amend Failed `amendment-failure, failure, reading-2`
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- **2025-04-01T19:44:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
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- **2025-04-02T15:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
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- **2025-04-02T23:24:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
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- **2025-04-03T15:14:04+00:00** (H) Transmitted to Senate
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- **2025-04-03T21:00:30+00:00** (S) First Reading `reading-1`
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- **2025-04-03T21:01:00+00:00** (S) Referred to Committee - (S) Taxation `referral-committee`
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- **2025-04-04T13:55:08+00:00** (S) Hearing - (S) Taxation
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- **2025-04-16T15:51:19+00:00** (S) Committee Executive Action--Bill Concurred as Amended - (S) Taxation
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- **2025-04-16T20:28:00+00:00** (S) Committee Report--Bill Concurred as Amended - (S) Taxation
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- **2025-04-17T17:29:28+00:00** (H) Revised Fiscal Note Requested
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- **2025-04-18T15:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
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- **2025-04-18T16:57:00+00:00** (S) 2nd Reading Motion to Amend Carried `reading-2`
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- **2025-04-18T17:10:00+00:00** (S) 2nd Reading Motion to Amend Failed `amendment-failure, failure, reading-2`
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- **2025-04-18T17:15:00+00:00** (S) 2nd Reading Concurred as Amended `reading-2, reading-2`
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- **2025-04-22T14:33:57+00:00** (H) Revised Fiscal Note Received `receipt`
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- **2025-04-22T18:30:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
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- **2025-04-22T21:30:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
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- **2025-04-23T17:30:44+00:00** (H) Sent to Enrolling
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- **2025-04-25T14:25:44+00:00** (H) Returned from Enrolling
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- **2025-04-25T17:00:00+00:00** (H) Signed by Speaker `passage`
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- **2025-04-25T17:10:49+00:00** (S) Signed by President `passage`
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- **2025-04-25T17:55:00+00:00** (H) Transmitted to Governor `executive-receipt`
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- **2025-04-28T18:20:15+00:00** (H) Signed by Governor `executive-signature`
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- **2025-04-28T18:59:23+00:00** Chapter Number Assigned `became-law`
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## Source
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OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/592c6ebe-b93f-40d9-bcea-07eca4b6c835`. Confidence: reported (aggregated from official Montana legislature records).
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