--- type: "Bill" title: "Revise state building energy conservation program" description: "Revise state building energy conservation program" jurisdiction: "us/states/mt" legislature: "Montana Legislature" session: "2025" identifier: "HB 47" citation: "Montana HB 47 (2025)" classification: ["bill"] subjects: ["Appropriations", "Energy", "State Government"] status: "enacted" primary_sponsors: ["Katie Zolnikov"] version_count: 17 action_count: 42 vote_count: 6 first_action: "2024-10-09T20:09:44+00:00" last_action: "2025-05-08T14:47:57+00:00" source: "openstates" source_identifier: "ocd-bill/f3f2bb3e-1b42-48ee-9e11-28f644f439ea" source_url: "https://bills.legmt.gov/#/laws/bill/2/LC0544?open_tab=sum" source_hash: "cef9c8780b8809cecf95cfcf6ce91cd19374af88de3f07831e72bd9e0a125369" 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 47 (2025) — Revise state building energy conservation program ## Version chain The bill's text revisions, in order — the diff chain from filing to enrollment. 1. **HB0047_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=267415) 2. **HB0047_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=274841) 3. **HB0047_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275619) 4. **HB0047_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276654) 5. **HB0047_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=299111) 6. **HB0047_1(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309977) 7. **HB0047_1(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309979) 8. **HB0047_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=267253) 9. **HB0047_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320127) 10. **HB0047_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321298) 11. **HB0047_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=322035) 12. **HB0047_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=322036) 13. **HB0047_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=322037) 14. **HB0047_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324785) 15. **HB0047_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=325813) 16. **HB0047_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=316515) 17. **LC0544.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=265662) ## Votes - Do Pass — **99–0** (pass) · lower - do_pass — **19–0** (pass) · lower - Do Concur — **48–0** (pass) · upper - Do Pass — **100–0** (pass) · lower - Do Concur — **49–0** (pass) · upper - be_concurred_in — **9–0** (pass) · upper ## Sponsors - Katie Zolnikov — primary (person) ## Timeline The legislative action history — every referral, reading, and vote. - **2024-10-09T20:09:44+00:00** (LC) Drafter Assigned - **2024-10-28T15:47:15+00:00** (LC) Draft in Legal Review - **2024-11-12T18:05:04+00:00** (LC) Drafter Assigned - **2024-11-12T19:23:50+00:00** (LC) Draft in Legal Review - **2024-11-12T21:21:39+00:00** (LC) Draft in Edit - **2024-11-15T15:28:57+00:00** (LC) Draft in Input/Proofing - **2024-11-18T14:09:36+00:00** (LC) Draft in Final Drafter Review - **2024-11-19T16:35:51+00:00** (LC) Draft in Assembly - **2024-11-19T19:48:47+00:00** (LC) Draft Ready for Delivery - **2024-12-09T16:26:14+00:00** (LC) Draft Delivered to Requester - **2024-12-09T17:00:00+00:00** (H) Introduced - **2024-12-18T20:48:06+00:00** (H) Fiscal Note Requested - **2024-12-20T22:12:00+00:00** (H) Referred to Committee - (H) State Administration `referral-committee` - **2025-01-06T17:49:00+00:00** (H) First Reading `reading-1` - **2025-01-07T01:58:00+00:00** (H) Hearing - (H) State Administration - **2025-01-07T15:17:04+00:00** (H) Fiscal Note Received `receipt` - **2025-01-07T15:19:36+00:00** (H) Fiscal Note Signed - **2025-01-07T23:48:40+00:00** (H) Fiscal Note Printed - **2025-01-10T20:18:00+00:00** (H) Committee Executive Action--Bill Passed - (H) State Administration `committee-passage` - **2025-01-10T21:28:00+00:00** (H) Committee Report--Bill Passed - (H) State Administration `committee-passage` - **2025-01-13T20:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2` - **2025-01-13T20:11:01+00:00** (H) 2nd Reading Passed `reading-2, reading-2` - **2025-01-14T20:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3` - **2025-01-14T21:14:01+00:00** (H) 3rd Reading Passed `passage, reading-3` - **2025-01-14T21:30:01+00:00** (H) Transmitted to Senate - **2025-01-15T20:14:01+00:00** (S) First Reading `reading-1` - **2025-01-16T17:28:00+00:00** (S) Referred to Committee - (S) State Administration `referral-committee` - **2025-02-04T21:15:42+00:00** (S) Hearing - (S) State Administration - **2025-03-26T20:53:04+00:00** (S) Committee Executive Action--Bill Concurred - (S) State Administration - **2025-03-27T19:22:00+00:00** (S) Committee Report--Bill Concurred - (S) State Administration - **2025-04-12T15:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2` - **2025-04-12T16:58:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2` - **2025-04-14T16:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3` - **2025-04-14T17:51:00+00:00** (S) 3rd Reading Concurred `passage, reading-3` - **2025-04-14T17:51:53+00:00** (H) Sent to Enrolling - **2025-04-15T17:58:08+00:00** (H) Returned from Enrolling - **2025-04-23T23:30:00+00:00** (H) Signed by Speaker `passage` - **2025-04-24T19:12:59+00:00** (S) First Reading `reading-1` - **2025-04-25T19:00:35+00:00** (S) Signed by President `passage` - **2025-04-25T21:32:14+00:00** (H) Transmitted to Governor `executive-receipt` - **2025-05-05T18:37:31+00:00** (H) Signed by Governor `executive-signature` - **2025-05-08T14:47:57+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/f3f2bb3e-1b42-48ee-9e11-28f644f439ea`. Confidence: reported (aggregated from official Montana legislature records).