Checked against Wyoming law, in plain words

Kei Trucks in Wyoming

Legal as multipurpose vehicles: the MPV rules, the interstate ban and how to register

WYDOT says mini trucks driven on streets or highways must be registered, and points them to the multipurpose vehicle (MPV) category. MPVs may go on most roads, but never interstates.

Yes, with limits in WyomingRegistered as a multipurpose vehicle. Never on interstates.

Start my DMV checklist ↓

ClassMultipurpose (MPV)

InterstatesNever

NeedsLicense and insurance

Width ruleOver 50 in.

A white Daihatsu Hijet 4WD kei truck parked on a leafy residential street — A Daihatsu Hijet 4WD on a leafy street.

The law

What Wyoming rules say about mini trucks

Wyoming created the multipurpose vehicle class in 2007. WYDOT lists mini trucks under it.

The rules (WYDOT multipurpose vehicles)

Mini trucks driven on Wyoming streets or highways must be registered as MPVs.
An MPV has at least four wheels on the ground.
Equipment rules differ for MPVs over 50 inches wide. Kei trucks are wider than 50 inches.
Interstate driving is prohibited, as reported for the multipurpose vehicle law. Confirm with WYDOT.
Drivers need a valid license and insurance.

Registration is only needed if you drive on public roads. Off-road use needs a title only.

Sources: WYDOT out-of-state vehicle page ↗, Wyoming county MPV checklists (Natrona, Laramie, Platte), Wyoming 2007 HB 13. Checked Nov. 9, 2026.

How to register a kei truck in Wyoming

Five steps at your county clerk and treasurer.

Your Wyoming checklistTick each step as you do it.

1Check the ageMost kei trucks come in under the federal 25-year exemption, counted from the month the truck was built. In November 2026, that means built in October 2001 or earlier. A truck built in November 2001 turns 25 on its build day this month, so check the exact date (if you don’t know it, wait until Dec. 1, 2026). Buying one that is already in the US? The import is done; you need its import papers.
2Get the import papersCustoms entry (CBP 7501), DOT form HS-7, EPA form 3520-1, the Japanese export certificate with an English translation, and your bill of sale.
3Check the MPV equipment listAsk your county for its checklist for MPVs over 50 inches wide.
4Buy insuranceYou need insurance to drive an MPV on public roads.
5Title and register as an MPVTitle with the county clerk, then register with the county treasurer.

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Papers to bring to the county

Customs entry form CBP 7501
DOT form HS-7
EPA form 3520-1
Japanese export certificate, with an English translation
Your bill of sale
Proof of insurance
Your driver's license

Sources: WYDOT and Wyoming county clerks. Not legal advice.

Roads

Where you can drive one

Most roads, but never interstates.

Wyoming's county and ranch roads suit a 4WD kei truck. Wind and long distances make highway driving tough in a small truck.

Town streetsAllowed as a registered MPV.Allowed
County and state roadsAllowed as a registered MPV.Allowed
InterstatesNot allowed, as reported for MPVs.No

Buy

Buying a kei truck in Wyoming

No Wyoming dealers we could confirm. We found none in Colorado or Utah either; some owners import directly.

Western dealers ask about $8,000–$10,000 for late-1990s 4WD trucks.

See trucks for sale near Wyoming → Import cost calculator →

Prices nearby

1999 Subaru Sambar 4WDAsking · 42,875 miles · Scottsdale, Arizona$10,000
1997 Honda Acty 4WDAsking · 46,262 miles · Ferndale, Washington$7,995
1994 Honda ActyAsking in Japan · before shipping and duty$2,401

Seen Nov. 7⁠–⁠8, 2026. Not offers or guarantees. We're not paid by any dealer.

Nearby

Kei truck rules next door to Wyoming

Moving or buying across the line? The rules change at the border.

Live somewhere else? Check your state

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Questions

Wyoming questions

Are kei trucks legal in Wyoming?

Yes, as multipurpose vehicles (MPVs). They must be registered to drive on public roads, and may not use interstates.

What is a multipurpose vehicle in Wyoming?

A vehicle class created in 2007 for vehicles with at least four wheels on the ground. WYDOT lists mini trucks under it.

Can kei trucks drive on Wyoming highways?

Most highways, yes. Interstates, no.

Do I need to register a kei truck I only use on my ranch?

Not for off-road use. Registration is needed only to drive on public roads.

What do I need to drive an MPV in Wyoming?

A valid driver's license, insurance and the MPV equipment your county lists.

Where can I buy a kei truck near Wyoming?

We found no Wyoming dealers. Utah and Colorado buyers often import directly.

Next step

Pick your truck: compare the 5 brands

Compare the Carry, Acty, Hijet, Sambar and Minicab for ranch work, snow and wind.

Compare kei trucks →