Senate Bill 508
Warning lamps on highway vehicles
Became law
The governor signed it on Apr 15, 2022. It's .
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Introduced, passed
Aug 11, 2021
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Committee, passed
Approved
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Senate vote, passed
Passed Oct 20, 2021
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Assembly vote, passed
Passed Feb 23, 2022
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Governor, passed
Signed
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Law, here now
2021 Wisconsin Act 255
Latest entry in the official record, Apr 15, 2022: “Published 4-16-2022”
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Terms on this page
Wisconsin Act
The number a bill gets when it becomes law, like 2025 Wisconsin Act 12.
Official term: Act. More in the glossary
Legislative Reference Bureau
The Legislature's nonpartisan office that drafts bills and writes the summary at the top of each one.
Official term: LRB analysis. More in the glossary
Author
A lawmaker who formally puts a bill forward. The text itself is drafted by the Legislative Reference Bureau.
Official term: Author, coauthor. More in the glossary
Signed on in support
Lawmakers who back a bill without being one of its authors, often from the other chamber.
Official term: Cosponsor. More in the glossary
Roll call
A vote where each lawmaker's yes or no is recorded by name.
Official term: Roll call vote. More in the glossary
What it does
Summary by the , the Legislature's nonpartisan drafting office. It's their wording, not ours.
Under current law, a Department of Transportation or local highway department vehicle that creates a traffic hazard by its use upon a highway may be equipped with a flashing red or amber dome lamp or with flashing red or amber lamps showing to the front and the rear of the vehicle. Under this bill, any of these lamps may be green.
Who's behind it
9 senators are its . 5 are Republicans and 4 are Democrats.
17 more lawmakers .
See all 26 names Hide the names
Authors (9)
- Tim Carpenter · Democrat, Senate
- Mary Felzkowski · Republican, Senate
- Dan Feyen · Republican, Senate
- Lena Taylor · Democrat, Senate
- Howard Marklein · Republican, Senate
- Jerry Petrowski · Republican, Senate
- Brad Pfaff · Democrat, Senate
- Jeff Smith · Democrat, Senate
- Van Wanggaard · Republican, Senate
Signed on in support (17)
- David Bowen · Democrat, Assembly
- Calvin Callahan · Republican, Assembly
- James Edming · Republican, Assembly
- Rick Gundrum · Republican, Assembly
- Kalan Haywood · Democrat, Assembly
- Jesse James · Republican, Senate
- Jeff Mursau · Republican, Assembly
- Tod Ohnstad · Democrat, Assembly
- Will Penterman · Republican, Assembly
- Timothy Ramthun · Republican, Assembly
- Donna Rozar · Republican, Assembly
- Katrina Shankland · Democrat, Assembly
- Lee Snodgrass · Democrat, Assembly
- John Spiros · Republican, Assembly
- Mark Spreitzer · Democrat, Senate
- Lisa Subeck · Democrat, Assembly
- Ron Tusler · Republican, Assembly
Versions and amendments
Every text the Legislature printed for this bill, including proposed changes. Each opens on the Legislature's site.
How lawmakers voted
There were 3 votes on this bill.
Senate Committee on Transportation and Local Government vote on an amendment
Passed, 5 to 0 · Sep 22, 2021
No member-by-member record exists for this vote. Committee votes and some older sessions record totals only.
Official motion: “Report adoption of Senate Substitute Amendment 1 recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0”. Official record · This vote on its own page
Senate Committee on Transportation and Local Government vote to recommend it
Passed, 5 to 0 · Sep 22, 2021
No member-by-member record exists for this vote. Committee votes and some older sessions record totals only.
Official motion: “Report passage as amended recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0”. Official record · This vote on its own page
Assembly Committee on Transportation vote to recommend it
Passed, 12 to 0 · Feb 1, 2022
No member-by-member record exists for this vote. Committee votes and some older sessions record totals only.
Official motion: “Report concurrence recommended by Committee on Transportation, Ayes 12, Noes 0”. Official record · This vote on its own page
What happened
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Apr 15, 2022
The new law was published.
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Apr 15, 2022
The governor signed it. It became 2021 Wisconsin Act 255.
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Apr 14, 2022
Sent to the governor.
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Feb 23, 2022
The Assembly passed it too.
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Feb 7, 2022
1 more representative signed on in support.
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Feb 1, 2022
Sent to the Assembly Committee on Rules.
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Feb 1, 2022
The committee voted to recommend passing it, 12 to 0.
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Dec 6, 2021
Sent to the Assembly Committee on Transportation.
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Oct 29, 2021 to Nov 18, 2021
4 more representatives signed on in support.
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Oct 20, 2021
The Assembly received it.
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Oct 20, 2021
The Senate passed it.
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Oct 20, 2021
The Senate adopted it.
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Oct 19, 2021
1 more representative signed on in support.
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Sep 22, 2021
The committee voted to recommend passing it, 5 to 0.
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Sep 22, 2021
“Report adoption of Senate Substitute Amendment 1 recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0” (the official wording)
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Sep 8, 2021
1 more representative signed on in support.
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Sep 7, 2021
The committee held a public hearing.
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Aug 11, 2021
Sent to the Senate Committee on Transportation and Local Government.
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Aug 11, 2021
Introduced in the Senate.
See the official record, word for word Hide the official record
- Aug 11, 2021 · Senate
Introduced by Senators Petrowski, Smith, Carpenter, Felzkowski, Feyen, Marklein, Pfaff, L. Taylor and Wanggaard; cosponsored by Representatives Callahan, Edming, Gundrum, Haywood, Mursau, Ohnstad, Shankland, Snodgrass, Subeck and Tusler
- Aug 11, 2021 · Senate
Read first time and referred to Committee on Transportation and Local Government
- Sep 7, 2021 · Senate
Public hearing held
- Sep 8, 2021 · Senate
Representative Bowen added as a cosponsor
- Sep 21, 2021 · Senate
Senate Substitute Amendment 1 offered by Senator Petrowski
- Sep 22, 2021 · Senate
Executive action taken
- Sep 22, 2021 · Senate
Report adoption of Senate Substitute Amendment 1 recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0
- Sep 22, 2021 · Senate
Report passage as amended recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0
- Sep 22, 2021 · Senate
Available for scheduling
- Oct 19, 2021 · Senate
Placed on calendar 10-20-2021 pursuant to Senate Rule 18(1)
- Oct 19, 2021 · Senate
Representative Ramthun added as a cosponsor
- Oct 20, 2021 · Senate
Read a second time
- Oct 20, 2021 · Senate
Senate Substitute Amendment 1 adopted
- Oct 20, 2021 · Senate
Ordered to a third reading
- Oct 20, 2021 · Senate
Rules suspended
- Oct 20, 2021 · Senate
Read a third time and passed
- Oct 20, 2021 · Senate
Ordered immediately messaged
- Oct 20, 2021 · Assembly
Received from Senate
- Oct 29, 2021 · Assembly
Representative Spreitzer added as a cosponsor
- Nov 1, 2021 · Assembly
Representative Rozar added as a cosponsor
- Nov 16, 2021 · Assembly
Representative Penterman added as a cosponsor
- Nov 18, 2021 · Assembly
Representative Spiros added as a cosponsor
- Dec 6, 2021 · Assembly
Read first time and referred to committee on Transportation
- Jan 27, 2022 · Assembly
Executive action taken
- Feb 1, 2022 · Assembly
Report concurrence recommended by Committee on Transportation, Ayes 12, Noes 0
- Feb 1, 2022 · Assembly
Referred to committee on Rules
- Feb 7, 2022 · Assembly
Representative James added as a cosponsor
- Feb 22, 2022 · Assembly
Made a special order of business at 8:16 AM on 2-23-2022 pursuant to Assembly Resolution 29
- Feb 23, 2022 · Assembly
Read a second time
- Feb 23, 2022 · Assembly
Ordered to a third reading
- Feb 23, 2022 · Assembly
Rules suspended
- Feb 23, 2022 · Assembly
Read a third time and concurred in
- Feb 23, 2022 · Assembly
Ordered immediately messaged
- Feb 23, 2022 · Senate
Received from Assembly concurred in
- Feb 25, 2022 · Senate
Report correctly enrolled
- Apr 14, 2022 · Senate
Presented to the Governor on 4-14-2022
- Apr 15, 2022 · Senate
Report approved by the Governor on 4-15-2022. 2021 Wisconsin Act 255
- Apr 15, 2022 · Senate
Published 4-16-2022
Terms on this page
Wisconsin Act
The number a bill gets when it becomes law, like 2025 Wisconsin Act 12.
Official term: Act. More in the glossary
Legislative Reference Bureau
The Legislature's nonpartisan office that drafts bills and writes the summary at the top of each one.
Official term: LRB analysis. More in the glossary
Author
A lawmaker who formally puts a bill forward. The text itself is drafted by the Legislative Reference Bureau.
Official term: Author, coauthor. More in the glossary
Signed on in support
Lawmakers who back a bill without being one of its authors, often from the other chamber.
Official term: Cosponsor. More in the glossary
Roll call
A vote where each lawmaker's yes or no is recorded by name.
Official term: Roll call vote. More in the glossary
From the Wisconsin Legislature's official record, checked Sep 15, 2026. See the source
Wisconsin Act
The number a bill gets when it becomes law, like 2025 Wisconsin Act 12.
Official term: Act
Legislative Reference Bureau
The Legislature's nonpartisan office that drafts bills and writes the summary at the top of each one.
Official term: LRB analysis
Signed on in support
Lawmakers who back a bill without being one of its authors, often from the other chamber.
Official term: Cosponsor
Roll call
A vote where each lawmaker's yes or no is recorded by name.
Official term: Roll call vote