Legislation: batch B — IL IN KS KY LA MA MD ME MI MN

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legislation/us/states/mi/2017-2018/sb-647.md

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+---
+type: "Bill"
+title: "Individual income tax; home heating credit; funding for weatherization; extend sunset. Amends sec. 527a of 1967 PA 281 (MCL 206.527a)."
+description: "Individual income tax; home heating credit; funding for weatherization; extend sunset. Amends sec. 527a of 1967 PA 281 (MCL 206.527a)."
+jurisdiction: "us/states/mi"
+legislature: "Michigan Legislature"
+session: "2017-2018"
+identifier: "SB 647"
+citation: "Michigan SB 647 (2017-2018)"
+classification: ["bill"]
+subjects: ["Individual income tax: home heating credit", "Law: sunset"]
+status: "enacted"
+primary_sponsors: []
+version_count: 5
+action_count: 29
+vote_count: 3
+first_action: "2017-11-02T04:00:00+00:00"
+last_action: "2018-05-29T04:00:00+00:00"
+source: "openstates"
+source_identifier: "ocd-bill/d1c3760b-026e-4b1a-9080-017c2ac8b0bd"
+source_url: "http://legislature.mi.gov/doc.aspx?2017-SB-0647"
+source_hash: "b36ab27c2f49c3d20b14bd8f58de275dac331fedff8a3540640f0295713b75d5"
+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-mi"]
+---
+
+# Michigan SB 647 (2017-2018) — Individual income tax; home heating credit; funding for weatherization; extend sunset. Amends sec. 527a of 1967 PA 281 (MCL 206.527a).
+
+## Version chain
+
+The bill's text revisions, in order — the diff chain from filing to enrollment.
+
+1. **As Passed by the House** (committee substitute) — [source](http://www.legislature.mi.gov/documents/2017-2018/billengrossed/Senate/htm/2017-SEBH-0647.htm)
+2. **As Passed by the Senate** (committee substitute) — [source](http://www.legislature.mi.gov/documents/2017-2018/billengrossed/Senate/htm/2017-SEBS-0647.htm)
+3. **Public Act** (committee substitute) — [source](http://www.legislature.mi.gov/documents/2017-2018/publicact/htm/2018-PA-0161.htm)
+4. **Senate Concurred Bill** (committee substitute) — [source](http://www.legislature.mi.gov/documents/2017-2018/billconcurred/Senate/htm/2017-SCB-0647.htm)
+5. **Senate Introduced Bill** (committee substitute) — [source](http://www.legislature.mi.gov/documents/2017-2018/billintroduced/Senate/htm/2017-SIB-0647.htm)
+
+## Votes
+
+- passed; given immediate effect Roll Call # 287 Yeas 104 Nays 4 — **104–4** (pass) · lower
+- ROLL CALL # 303 YEAS 37 NAYS 0 EXCUSED 0 NOT VOTING 0 — **37–0** (pass) · upper
+- PASSED ROLL CALL # 106 YEAS 36 NAYS 0 EXCUSED 2 NOT VOTING 0 — **36–0** (pass) · upper
+
+## Sponsors
+
+- 17 — cosponsor (person)
+- Dale Zorn — cosponsor (person)
+- David Knezek — cosponsor (person)
+- Goeff Hansen — cosponsor (person)
+- Ian Conyers — cosponsor (person)
+- James Marleau — cosponsor (person)
+- Mike Nofs — cosponsor (person)
+- Steven Bieda — cosponsor (person)
+- Tom Casperson — cosponsor (person)
+- Vincent Gregory — cosponsor (person)
+
+## Timeline
+
+The legislative action history — every referral, reading, and vote.
+
+- **2017-11-02T04:00:00+00:00** INTRODUCED BY SENATOR DALE ZORN `introduction`
+- **2017-11-02T04:00:00+00:00** REFERRED TO COMMITTEE ON FINANCE `referral-committee`
+- **2018-02-15T05:00:00+00:00** REPORTED FAVORABLY WITHOUT AMENDMENT `committee-passage`
+- **2018-02-15T05:00:00+00:00** COMMITTEE RECOMMENDED IMMEDIATE EFFECT
+- **2018-02-15T05:00:00+00:00** REFERRED TO COMMITTEE OF THE WHOLE `referral-committee`
+- **2018-02-20T05:00:00+00:00** REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITHOUT AMENDMENT(S) `committee-passage`
+- **2018-02-20T05:00:00+00:00** PLACED ON ORDER OF THIRD READING
+- **2018-02-21T05:00:00+00:00** PASSED ROLL CALL # 106 YEAS 36 NAYS 0 EXCUSED 2 NOT VOTING 0 `passage`
+- **2018-02-21T05:00:00+00:00** received on 02/21/2018 `introduction`
+- **2018-02-21T05:00:00+00:00** read a first time `reading-1`
+- **2018-02-21T05:00:00+00:00** referred to Committee on Tax Policy `referral-committee`
+- **2018-05-02T04:00:00+00:00** reported with recommendation with substitute H-1 `committee-passage`
+- **2018-05-02T04:00:00+00:00** referred to second reading
+- **2018-05-10T04:00:00+00:00** read a second time `reading-2`
+- **2018-05-10T04:00:00+00:00** substitute H-1 adopted
+- **2018-05-10T04:00:00+00:00** placed on third reading
+- **2018-05-15T04:00:00+00:00** read a third time `reading-3`
+- **2018-05-15T04:00:00+00:00** passed; given immediate effect Roll Call # 287 Yeas 104 Nays 4 `passage`
+- **2018-05-15T04:00:00+00:00** inserted full title
+- **2018-05-15T04:00:00+00:00** returned to Senate
+- **2018-05-16T04:00:00+00:00** HOUSE SUBSTITUTE H-1 CONCURRED IN
+- **2018-05-16T04:00:00+00:00** ROLL CALL # 303 YEAS 37 NAYS 0 EXCUSED 0 NOT VOTING 0
+- **2018-05-16T04:00:00+00:00** GIVEN IMMEDIATE EFFECT
+- **2018-05-16T04:00:00+00:00** FULL TITLE AGREED TO
+- **2018-05-16T04:00:00+00:00** ORDERED ENROLLED
+- **2018-05-22T04:00:00+00:00** PRESENTED TO GOVERNOR 5/21/2018 @ 2:41 PM `executive-receipt`
+- **2018-05-29T04:00:00+00:00** APPROVED BY GOVERNOR 5/23/2018 @ 12:56 PM `executive-signature`
+- **2018-05-29T04:00:00+00:00** FILED WITH SECRETARY OF STATE 5/23/2018 @ 2:40 PM
+- **2018-05-29T04:00:00+00:00** ASSIGNED PA 161'18 WITH IMMEDIATE EFFECT
+
+## Source
+
+OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/d1c3760b-026e-4b1a-9080-017c2ac8b0bd`. Confidence: reported (aggregated from official Michigan legislature records).
+