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HB4183 • 2026

Transportation: motor fuel tax; motor fuel tax; increase and expand applicability. Amends sec. 8 of 2000 PA 403 (MCL 207.1008). TIE BAR WITH: HB 4180'25, HB 4181'25, HB 4182'25, SB 0578'25

Transportation: motor fuel tax; motor fuel tax; increase and expand applicability. Amends sec. 8 of 2000 PA 403 (MCL 207.1008). TIE BAR WITH: HB 4180'25, HB 4181'25, HB 4182'25, SB 0578'25

Taxes
Enacted

This bill passed the Legislature and reached final enactment based on the latest official action.

Sponsor
Tom Kunse (District 100), Mike Hoadley (District 99), Matt Bierlein (District 97), Jamie Thompson (District 28), Brian BeGole (District 71), Mark Tisdel (District 55), Ken Borton (District 105), Tim Kelly (District 93), Gina Johnsen (District 78), Cameron Cavitt (District 106), Jason Woolford (District 50), Thomas Kuhn (District 57), Steve Frisbie (District 44), Jay DeBoyer (District 63), Gregory Markkanen (District 110), Luke Meerman (District 89), John Roth (District 104), Nancy Jenkins-Arno (District 34), David Prestin (District 108), Gregory Alexander (District 98), Donni Steele (District 54), William Bruck (District 30), David Martin (District 68), Angela Rigas (District 79), Pat Outman (District 91), Curtis VanderWall (District 102)
Last action
2025-10-08
Official status
assigned PA 20'25 with immediate effect
Effective date
Not listed

Plain English Breakdown

The bill's effectiveness is contingent upon related bills being enacted into law.

Transportation: Increase and Expand Motor Fuel Tax

The bill increases motor fuel taxes starting in 2026, based on inflation rates, and imposes new reporting requirements for excess storage of motor fuel.

What This Bill Does

  • Increases the tax rate on gasoline to be calculated based on inflation from January 1, 2026.
  • Raises the tax rate on diesel fuel similarly to that of gasoline, effective January 1, 2026.
  • Imposes a new tax on motor fuel stored in excess of 3,000 gallons by end users as of December 31, 2025.
  • Requires suppliers and importers to report and pay taxes for any nonexempt motor fuel held outside the bulk transfer/terminal system beyond 3,000 gallons as of December 31, 2025.

Who It Names or Affects

  • Motor fuel suppliers
  • Importers of motor fuel
  • End users who store more than 3,000 gallons of motor fuel

Terms To Know

Inflation rate
The percentage increase in the price level of goods and services over time.
Motor fuel tax
A tax imposed on gasoline, diesel fuel, and other motor fuels used or sold within a state.

Limits and Unknowns

  • The bill does not take effect unless related bills (HB 4180, HB 4181, HB 4182, SB 578) are also enacted.
  • Details on how the tax will be calculated and enforced after January 1, 2026 remain to be determined by the department.

Amendments

These notes stay tied to the official amendment files and metadata from the legislature.

H-2

5

reported with recommendation with substitute (H-2)

Plain English: reported with recommendation with substitute (H-2) 5

  • The official amendment file could not be read automatically during the last sync, so only the official amendment metadata is shown right now.
S-4

18

REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-4)

Plain English: REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-4) 18

  • The official amendment file could not be read automatically during the last sync, so only the official amendment metadata is shown right now.

Bill History

  1. 2025-10-08 HJ 95 Pg. 1624

    approved by the Governor 10/07/2025 12:10 PM

  2. 2025-10-08 HJ 95 Pg. 1624

    filed with Secretary of State 10/07/2025 01:26 PM

  3. 2025-10-08 HJ 95 Pg. 1624

    assigned PA 20'25 with immediate effect

  4. 2025-10-07 HJ 94 Pg. 1622

    presented to the Governor 10/06/2025 03:14 PM

  5. 2025-10-03 SJ 87 Pg. 1043

    RULES SUSPENDED

  6. 2025-10-03 SJ 87 Pg. 1043

    PLACED ON IMMEDIATE PASSAGE

  7. 2025-10-03 SJ 88 Pg. 1072

    PASSED; GIVEN IMMEDIATE EFFECT ROLL CALL # 272 YEAS 24 NAYS 12 EXCUSED 1 NOT VOTING 0

  8. 2025-10-03 SJ 88 Pg. 1072

    INSERTED FULL TITLE

  9. 2025-10-03 SJ 88 Pg. 1072

    RETURNED TO HOUSE

  10. 2025-10-03 HJ 93 Pg. 1619

    returned from Senate with substitute (S-4) with immediate effect and full title

  11. 2025-10-03 HJ 93 Pg. 1619

    laid over one day under the rules

  12. 2025-10-03 HJ 93 Pg. 1619

    rule suspended

  13. 2025-10-03 HJ 93 Pg. 1619

    Senate substitute (S-4) concurred in

  14. 2025-10-03 HJ 93 Pg. 1619

    roll call Roll Call #252 Yeas 98 Nays 11 Excused 0 Not Voting 1

  15. 2025-10-03 HJ 93 Pg. 1619

    full title agreed to

  16. 2025-10-03 HJ 93 Pg. 1619

    bill ordered enrolled

  17. 2025-10-02 SJ 87 Pg. 1041

    DISCHARGE COMMITTEE APPROVED

  18. 2025-10-02 SJ 87 Pg. 1041

    PLACED ON ORDER OF GENERAL ORDERS

  19. 2025-10-02 SJ 87 Pg. 1041

    RULES SUSPENDED FOR IMMEDIATE CONSIDERATION

  20. 2025-10-02 SJ 87 Pg. 1043

    REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-4)

  21. 2025-10-02 SJ 87 Pg. 1043

    SUBSTITUTE (S-4) CONCURRED IN

  22. 2025-10-02 SJ 87 Pg. 1043

    PLACED ON ORDER OF THIRD READING WITH SUBSTITUTE (S-4)

  23. 2025-04-15 SJ 31 Pg. 293

    PASSED BY HOUSE WITH IMMEDIATE EFFECT

  24. 2025-04-15 SJ 31 Pg. 293

    REFERRED TO COMMITTEE ON APPROPRIATIONS

  25. 2025-03-19 HJ 29 Pg. 280

    read a third time

  26. 2025-03-19 HJ 29 Pg. 280

    passed; given immediate effect Roll Call #36 Yeas 62 Nays 46 Excused 0 Not Voting 2

  27. 2025-03-19 HJ 29 Pg. 280

    transmitted

  28. 2025-03-18 HJ 28 Pg. 259

    reported with recommendation with substitute (H-2)

  29. 2025-03-18 HJ 28 Pg. 259

    referred to second reading

  30. 2025-03-18 HJ 28 Pg. 263

    read a second time

  31. 2025-03-18 HJ 28 Pg. 263

    substitute (H-2) adopted

  32. 2025-03-18 HJ 28 Pg. 263

    placed on third reading

  33. 2025-03-11 HJ 25 Pg. 208

    bill electronically reproduced 03/06/2025

  34. 2025-03-06 HJ 24 Pg. 205

    introduced by Representative Rep. Tom Kunse

  35. 2025-03-06 HJ 24 Pg. 205

    read a first time

  36. 2025-03-06 HJ 24 Pg. 205

    referred to Committee on Transportation and Infrastructure

Official Summary Text

Transportation: motor fuel tax; motor fuel tax; increase and expand applicability. Amends sec. 8 of 2000 PA 403 (MCL 207.1008). TIE BAR WITH: HB 4180'25, HB 4181'25, HB 4182'25, SB 0578'25

Current Bill Text

Read the full stored bill text
(19)
Act No. 20
Public Acts of 2025
Approved by the Governor
October 7, 2025
Filed with the Secretary of State
October 7, 2025
EFFECTIVE DATE: October 7, 2025
STATE OF MICHIGAN
103RD LEGISLATURE
REGULAR SESSION OF 2025
Introduced by Reps. Kunse, Hoadley, Bierlein, Thompson, BeGole, Tisdel, Borton, Kelly,
Johnsen, Cavitt, Woolford, Kuhn, Frisbie, DeBoyer, Markkanen, Meerman, Roth, Jenkins-Arno,
Prestin, Alexander, Steele, Bruck, Martin, Rigas, Outman and VanderWall
ENROLLED HOUSE BILL No. 4183
AN ACT to amend 2000 PA 403, entitled “An act to prescribe a tax on the sale and use of certain types of fuel
in motor vehicles on the public roads or highways of this state and on certain other types of gas; to prescribe the
manner and the time of collection and payment of this tax and the duties of officials and others pertaining to the
payment and collection of this tax; to provide for the licensing of persons involved in the sale, use, or
transportation of motor fuel and the collection and payment of the tax imposed by this act; to prescribe fees; to
prescribe certain other powers and duties of certain state agencies and other persons; to provide for exemptions
and refunds and for the disposition of the proceeds of this tax; to provide for appropriations from the proceeds of
this tax; to prescribe remedies and penalties for the violation of this act; and to repeal acts and parts of acts ,” by
amending section 8 (MCL 207.1008), as amended by 2015 PA 176.
The People of the State of Michigan enact:
Sec. 8. (1) Except as otherwise provided in this act and subject to the exemptions provided for in this act, tax
is imposed on motor fuel imported into or sold, delivered, removed, or used in this state at the following rates:
(a) Except as otherwise provided in subdivision (c), as follows:
(i) Through December 31, 2016, 19 cents per gallon on gasoline.
(ii) Beginning January 1, 2017, 26.3 cents per gallon on gasoline.
(b) Except as otherwise provided in subdivision (c), as follows:
(i) Through December 31, 2016, 15 cents per gallon on diesel fuel.
(ii) Beginning January 1, 2017, 26.3 cents per gallon on diesel fuel.
(c) Except as otherwise provided in this subdivision, beginning with the rate effective on January 1, 2022 and
January 1 of each year thereafter, through the rate effective on January 1, 2025, the department shall determine
a cents-per-gallon rate on motor fuel that is derived by multiplying the cents -per-gallon rate in effect during the
immediately preceding calendar year by 1 plus the lesser of 0.05 or the inflation rate and rounding up the product
to the nearest 1/10 of a cent. Beginning January 1, 2026 through December 31, 2026, the cents-per-gallon rate on
motor fuel is equal to the product of 51 cents multiplied by 1 plus the lesser of 0.05 or the inflation rate and
rounding up the product to the nearest 1/10 of a cent. For the rate effective on January 1, 2027 and on January 1
of each year thereafter, the department shall determine a cents -per-gallon rate on motor fuel that is derived by
multiplying the cents-per-gallon rate in effect during the immediately preceding calendar year by 1 plus the lesser
of 0.05 or the inflation rate and rounding up the product to the nearest 1/10 of a cent.
(2) Tax is not imposed under this section on motor fuel that is in the bulk transfer/terminal system.
(3) The collection, payment, and remittance of the tax imposed by this section must be accomplished in the
manner and at the time provided for in this act.

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(4) Tax is also imposed at the rate described in subsection (1) on net gallons of motor fuel, including transmix,
lost or unaccounted for at each terminal in this state. The tax must be measured annually and applies to the net
gallons of motor fuel lost or unaccounted for that are in excess of 1/2 of 1% of all net gallons of fuel removed from
the terminal across the rack or in bulk.
(5) It is the intent of this act:
(a) To require persons who operate a motor vehicle on the public roads or highways of this state to pay for the
privilege of using those roads or highways.
(b) To impose on suppliers a requirement to collect and remit the tax imposed by this act at the time of removal
of motor fuel unless otherwise specifically provided in this act.
(c) To allow persons who pay the tax imposed by this act and who use the fuel for a nontaxable purpose to seek
a refund or claim a deduction as provided in this act.
(d) That the tax imposed by this act be collected and paid at those times, in the manner, and by those persons
specified in this act.
(6) Bills of lading and invoices must identify the blended product and the correct fuel product code. The motor
fuel tax rate for each product must be listed separately on each invoice. Licensees shall report the correct fuel
product code for the blended p roduct as required by the department. When fuel is blended below the terminal
rack, new bills of lading and invoices must be generated and submitted to the department on request. All bills of
lading and invoices must meet the requirements of this act.
(7) Notwithstanding any other provision of this act, a facility in this state that produces motor fuel and
distributes the fuel from a rack for purposes of this act is a terminal, shall obtain a terminal operator license, and
shall comply with all terminal operator reporting requirements under this act. A position holder in a facility shall
be licensed as a supplier and shall comply with all supplier requirements under this act.
(8) Beginning with the rate in effect on January 1, 2022 and January 1 of each year thereafter, the department
shall publish notice of the tax rate under this section not later than 30 days before the effective date of the rate.
(9) A determination by the department of the Consumer Price Index, the inflation rate, or the tax rate under
this section is presumed correct and shall not be set aside unless an administrative tribunal or a court of
competent jurisdiction finds the department’s determination to be clearly erroneous.
(10) Subject to subsections (11) to (13), the tax levied under this act, at a rate equal to the difference between
the tax rate in effect on January 1, 2025, and the tax rate in effect on January 1, 2026, is imposed on all of the
following as provided in this subsection:
(a) Motor fuel in excess of 3,000 gallons held in storage by an end user as of 11:59 p.m. on December 31, 2025,
or held for sale at the close of business on December 31, 2025 that is in excess of dead storage, as to which the tax
imposed by subsection (1), at the rate in effect on January 1, 2025, has been previously paid or has been accrued
by either of the following:
(i) A licensed supplier at the time of removal from a terminal.
(ii) A licensed importer, if all of the conditions in sections 76, 82, and 104, as applicable, concerning the lawful
importation of motor fuel by the importer have been met.
(b) All nonexempt motor fuel held by a person outside of the bulk transfer/terminal system in this state as
of 11:59 p.m. on December 31, 2025, in excess of 3,000 gallons, as to which the tax imposed by subsection (1) at the
rate in effect on January 1, 2025 has not been previously paid or has not been accrued by either of the following:
(i) A licensed supplier at the time of removal from a terminal.
(ii) A licensed importer, if all of the conditions in sections 76, 82, and 104, as applicable, concerning the lawful
importation of motor fuel by the importer have been met.
(11) A person in possession of motor fuel that is subject to the tax under subsection (10) must take an inventory
to determine the number of gallons of motor fuel subject to the tax under subsection (10) and report those gallons
of motor fuel to the department in the form and manner prescribed by the department.
(12) The amount of the tax due under subsection (10) is equal to the tax rate described in subsection (10)
multiplied by the number of gallons of motor fuel subject to the tax imposed under subsection (10).
(13) By not later than February 20, 2026, the report required under subsection (11) must be filed with the
department, together with payment of the applicable tax due under subsection (10).

Enacting section 1. This amendatory act does not take effect unless all of the following bills of the
103rd Legislature are enacted into law:
(a) Senate Bill No. 578.
(b) House Bill No. 4180.
(c) House Bill No. 4181.
(d) House Bill No. 4182.

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This act is ordered to take immediate effect.

Clerk of the House of Representatives

Secretary of the Senate
Approved___________________________________________

____________________________________________________
Governor