republic-os/legislation/us/states/mi/2021-2022/hb-4378.md

type, title, description, jurisdiction, legislature, session, identifier, citation, classification, subjects, status, primary_sponsors, version_count, action_count, vote_count, first_action, last_action, source, source_identifier, source_url, source_hash, vintage, source_snapshot, retrieved_at, confidence, tags

type	title	description	jurisdiction	legislature	session	identifier	citation	classification	subjects	status	primary_sponsors	version_count	action_count	vote_count	first_action	last_action	source	source_identifier	source_url	source_hash	vintage	source_snapshot	retrieved_at	confidence	tags
Bill	Property tax: assessments; placement of certain whole-home generators on residential real property for medical purposes; exclude from assessment of true cash value. Amends secs. 14a, 27 & 34d of 1893 PA 206 (MCL 211.14a et seq.).	Property tax: assessments; placement of certain whole-home generators on residential real property for medical purposes; exclude from assessment of true cash value. Amends secs. 14a, 27 & 34d of 1893 PA 206 (MCL 211.14a et seq.).	us/states/mi	Michigan Legislature	2021-2022	HB 4378	Michigan HB 4378 (2021-2022)	bill	Property tax: assessments	enacted	Alex Garza	5	34	1	2021-03-02T05:00:00+00:00	2022-12-08T05:00:00+00:00	openstates	ocd-bill/dd858e2f-168f-435f-87e5-dcf2138ea0ff	http://legislature.mi.gov/doc.aspx?2021-HB-4378	c4a41ac160dcf10bab322e5ce939cc2fae4dd215de17f3c9e5ce33f6fd3a3100	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-mi

Michigan HB 4378 (2021-2022) — Property tax: assessments; placement of certain whole-home generators on residential real property for medical purposes; exclude from assessment of true cash value. Amends secs. 14a, 27 & 34d of 1893 PA 206 (MCL 211.14a et seq.).

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
2. As Passed by the Senate (committee substitute) — source
3. House Concurred Bill (committee substitute) — source
4. House Introduced Bill (committee substitute) — source
5. Public Act (committee substitute) — source

Votes

• passed; given immediate effect Roll Call # 403 Yeas 107 Nays 2 Excused 0 Not Voting 1 — 107–2 (pass) · lower

Sponsors

• Alex Garza — primary (person)
• Abraham Aiyash — cosponsor (person)
• Brenda Carter — cosponsor (person)
• Cynthia Johnson — cosponsor (person)
• David LaGrand — cosponsor (person)
• Felicia Brabec — cosponsor (person)
• Helena Scott — cosponsor (person)
• Karen Whitsett — cosponsor (person)
• Kevin Coleman — cosponsor (person)
• Kyra Harris Bolden — cosponsor (person)
• Mary Cavanagh — cosponsor (person)
• Padma Kuppa — cosponsor (person)
• Rachel Hood — cosponsor (person)
• Ronnie Peterson — cosponsor (person)
• Samantha Steckloff — cosponsor (person)
• Stephanie Young — cosponsor (person)
• Tenisha Yancey — cosponsor (person)
• Tullio Liberati — cosponsor (person)
• Tyrone Carter — cosponsor (person)

Timeline

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

• 2021-03-02T05:00:00+00:00 introduced by Representative Alex Garza introduction
• 2021-03-02T05:00:00+00:00 read a first time reading-1
• 2021-03-02T05:00:00+00:00 referred to Committee on Local Government and Municipal Finance referral-committee
• 2021-03-03T05:00:00+00:00 bill electronically reproduced 03/02/2021
• 2021-05-26T04:00:00+00:00 reported with recommendation with substitute (H-1) committee-passage
• 2021-05-26T04:00:00+00:00 referred to second reading
• 2021-06-30T04:00:00+00:00 read a second time reading-2
• 2021-06-30T04:00:00+00:00 substitute (H-1) adopted
• 2021-06-30T04:00:00+00:00 placed on third reading
• 2021-06-30T04:00:00+00:00 placed on immediate passage
• 2021-06-30T04:00:00+00:00 read a third time reading-3
• 2021-06-30T04:00:00+00:00 passed; given immediate effect Roll Call # 403 Yeas 107 Nays 2 Excused 0 Not Voting 1 passage
• 2021-06-30T04:00:00+00:00 transmitted
• 2021-07-15T04:00:00+00:00 REFERRED TO COMMITTEE ON FINANCE referral-committee
• 2022-02-10T05:00:00+00:00 REPORTED FAVORABLY WITHOUT AMENDMENT committee-passage
• 2022-02-10T05:00:00+00:00 COMMITTEE RECOMMENDED IMMEDIATE EFFECT
• 2022-02-10T05:00:00+00:00 REFERRED TO COMMITTEE OF THE WHOLE referral-committee
• 2022-12-07T05:00:00+00:00 REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-3) committee-passage
• 2022-12-07T05:00:00+00:00 SUBSTITUTE (S-3) CONCURRED IN
• 2022-12-07T05:00:00+00:00 PLACED ON ORDER OF THIRD READING WITH SUBSTITUTE (S-3)
• 2022-12-07T05:00:00+00:00 RULES SUSPENDED
• 2022-12-07T05:00:00+00:00 PLACED ON IMMEDIATE PASSAGE
• 2022-12-07T05:00:00+00:00 PASSED; GIVEN IMMEDIATE EFFECT ROLL CALL # 530 YEAS 31 NAYS 0 EXCUSED 7 NOT VOTING 0 passage
• 2022-12-07T05:00:00+00:00 TITLE AMENDED
• 2022-12-07T05:00:00+00:00 returned from Senate with substitute (S-3) with immediate effect and title amendment
• 2022-12-07T05:00:00+00:00 laid over one day under the rules
• 2022-12-08T05:00:00+00:00 Senate substitute (S-3) concurred in
• 2022-12-08T05:00:00+00:00 roll call Roll Call # 502 Yeas 95 Nays 2 Excused 0 Not Voting 12
• 2022-12-08T05:00:00+00:00 title amendment agreed to
• 2022-12-08T05:00:00+00:00 bill ordered enrolled
• 2022-12-08T05:00:00+00:00 presented to the Governor 12/13/2022 11:46 AM executive-receipt
• 2022-12-08T05:00:00+00:00 approved by the Governor 12/13/2022 02:44 PM executive-signature
• 2022-12-08T05:00:00+00:00 filed with Secretary of State 12/14/2022 09:43 AM
• 2022-12-08T05:00:00+00:00 assigned PA 240'22 with immediate effect

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/dd858e2f-168f-435f-87e5-dcf2138ea0ff. Confidence: reported (aggregated from official Michigan legislature records).