---
type: "Bill"
title: "Holidays: other; Chaldean American Month; establish. Creates new act."
description: "Holidays: other; Chaldean American Month; establish. Creates new act."
jurisdiction: "us/states/mi"
legislature: "Michigan Legislature"
session: "2025-2026"
identifier: "HB 4303"
citation: "Michigan HB 4303 (2025-2026)"
classification: ["bill"]
subjects: ["Holidays: other"]
status: "enacted"
primary_sponsors: ["Thomas Kuhn"]
version_count: 5
action_count: 25
vote_count: 2
first_action: "2025-03-25"
last_action: "2026-04-28"
source: "openstates"
source_identifier: "ocd-bill/28fe3af5-07fc-43e4-894e-dc71b1826116"
source_url: "https://legislature.mi.gov/Bills/Bill?ObjectName=2025-HB-4303"
source_hash: "03b5f622b8d2e42eb0fc044596b3dd1c27720c779462dc3acc9ab45a91201b5a"
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 HB 4303 (2025-2026) — Holidays: other; Chaldean American Month; establish. Creates new act.

## 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](https://legislature.mi.gov/documents/2025-2026/billengrossed/House/pdf/2025-HEBH-4303.pdf)
2. **As Passed by the Senate** (committee substitute) — [source](https://legislature.mi.gov/documents/2025-2026/billengrossed/House/pdf/2025-HEBS-4303.pdf)
3. **House Concurred Bill** (committee substitute) — [source](https://legislature.mi.gov/documents/2025-2026/billconcurred/House/pdf/2025-HCB-4303.pdf)
4. **House Introduced Bill** (committee substitute) — [source](https://legislature.mi.gov/documents/2025-2026/billintroduced/House/pdf/2025-HIB-4303.pdf)
5. **Public Act** (committee substitute) — [source](https://legislature.mi.gov/documents/2025-2026/publicact/pdf/2026-PA-0009.pdf)

## Votes

- passed; given immediate effect Roll Call #179 Yeas 99 Nays 1 Excused 0 Not Voting 10 — **99–1** (pass) · lower
- PASSED; GIVEN IMMEDIATE EFFECT ROLL CALL # 54 YEAS 33 NAYS 1 EXCUSED 3 NOT VOTING 0 — **33–1** (pass) · upper

## Sponsors

- Thomas Kuhn — primary (person)
- Alicia St. Germaine — cosponsor (person)
- Donni Steele — cosponsor (person)
- Douglas Wozniak — cosponsor (person)
- Gregory Markkanen — cosponsor (person)
- Joseph Aragona — cosponsor (person)
- Luke Meerman — cosponsor (person)
- Matt Bierlein — cosponsor (person)
- Ron Robinson — cosponsor (person)
- Steve Frisbie — cosponsor (person)

## Timeline

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

- **2025-03-25** introduced by Representative Rep. Tom Kuhn `introduction`
- **2025-03-25** read a first time `reading-1`
- **2025-03-25** referred to Committee on Government Operations `referral-committee`
- **2025-03-26** bill electronically reproduced 03/25/2025
- **2025-05-22** reported with recommendation without amendment `committee-passage`
- **2025-05-22** referred to second reading
- **2025-08-21** read a second time `reading-2`
- **2025-08-21** placed on third reading
- **2025-08-21** placed on immediate passage
- **2025-08-21** read a third time `reading-3`
- **2025-08-21** passed; given immediate effect Roll Call #179 Yeas 99 Nays 1 Excused 0 Not Voting 10 `passage`
- **2025-08-21** transmitted
- **2025-08-26** PASSED BY HOUSE WITH IMMEDIATE EFFECT `passage`
- **2025-08-26** REFERRED TO COMMITTEE ON REGULATORY AFFAIRS `referral-committee`
- **2025-09-22** REPORTED FAVORABLY WITHOUT AMENDMENT 9/18/2025 `committee-passage`
- **2025-09-22** REFERRED TO COMMITTEE OF THE WHOLE `referral-committee`
- **2025-09-24** REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITHOUT AMENDMENT(S) `committee-passage`
- **2025-09-24** PLACED ON ORDER OF THIRD READING
- **2026-04-16** PASSED; GIVEN IMMEDIATE EFFECT ROLL CALL # 54 YEAS 33 NAYS 1 EXCUSED 3 NOT VOTING 0 `passage`
- **2026-04-16** returned from Senate without amendment with immediate effect
- **2026-04-16** bill ordered enrolled
- **2026-04-21** presented to the Governor 04/21/2026 02:06 PM `executive-receipt`
- **2026-04-28** approved by the Governor 04/28/2026 10:02 AM `executive-signature`
- **2026-04-28** filed with Secretary of State 04/28/2026 10:39 AM
- **2026-04-28** assigned PA 9'26 with immediate effect

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/28fe3af5-07fc-43e4-894e-dc71b1826116`. Confidence: reported (aggregated from official Michigan legislature records).