Wisconsin oversize load permits
Wisconsin caps at 13'6", the federal baseline and the limit in 26 states. 20 states allow 14'0" and two allow 14'6", so a load that ran legally elsewhere can be over-height here.
Wisconsin permit requirements
The same seven sections for every state, so two states can be compared without re-learning the layout.
Permit required above
Exceed any one of these in Wisconsin and the load needs a permit. No overall limit on the designated network — the trailer envelope governs: 48', or 53' with KPRA ≤43'. The trailer is measured to the rear of the trailer or the cargo, whichever is longer, so a rear overhang spends that figure. Bumpers, stake pockets, air deflectors and refrigeration units are excluded from the measure. A trailer measuring more than 53' that way re-activates the state's 85' overall cap. Permigo files it for a flat $20, with the state's own fee billed at cost.
Wisconsin measures the trailer with the load on it, so a rear overhang counts inside the 53' trailer limit rather than sitting outside it — a 48' trailer with a 6' tail measures 54' and needs a permit. Front overhang is capped at 3', and it rides over the tractor so it stays outside that measure. Exceed either and Wisconsin requires a permit.
Filed from Houston, TX. A permit agent answers +1 (786) 494-6912, 7am–7pm CT, 7 days; no card needed for a quote.
Axle limits
Escorts by road type
Police escort required at the thresholds marked above.
Superload above
No separate superload class published — the permit thresholds above govern.
Movement windows
| Situation | Window |
|---|---|
| Big class (>12' W, >13'6" H, or >150' L) | No darkness travel; barred noon Sat → sunrise Sun + Sun 4–8 PM statewide; holidays: noon the day before → sunrise the day after |
| Smaller oversize | No statewide darkness/weekend rule; barred 4–8 PM in Columbia, Dane, Milwaukee, Rock & Waukesha counties on Sundays, summer Fridays (4th Fri May → Labor Day), and holidays + the day before |
| Overweight-only | 24/7 'including weekends and restricted-travel holidays' |
| Restricted-travel holidays | New Year's · Easter weekend · Memorial Day + prior Sat/Sun · July 4 (+Mon when on Sun) · Labor Day + prior Sat/Sun · gun-deer season opening Sat/Sun · Thanksgiving (+following Sat/Sun when it closes deer season) · Dec 24 · Dec 25 · Dec 31 — annual list due Nov 30 |
| Milwaukee County Expressway | All OS barred Mon–Thu 6–9 AM + 3–6 PM, Fri 6–9 AM, Fri or Sun 3–8 PM; system caps 14' W / 14'6" H / 150' L (exceptions: I-41 Florist–Hampton, I-94 county line–WI-100) |
| Madison Beltline (US-12/18, Verona Rd–Stoughton Rd) | No oversize M–F 6–9 AM + 3–6 PM (MV2605 7/2024 — not yet codified in Trans 254) |
| Seasonal | Frozen-road period (~Dec–Feb): increased limits for eligible raw-forest/abrasive loads, no permit needed Class II spring thaw: OW permits generally suspended on posted routes (~12% of system); permits do not supersede postings; RS raw-forest annuals are the lone exception |
| Speed / spacing / weather | ≥16' wide = 35 mph max without paved shoulders; 1,000-ft following distance; adverse weather invalidates the permit |
Travel restrictions
Other published tables
Corridors & facilities
| Facility | Rule |
|---|---|
| Milwaukee County Expressway system | Caps 14' W / 14'6" H / 150' L + peak curfews; exceptions I-41 W. Florist–W. Hampton, I-94 Waukesha county line–WI-100/Mayfair |
| Interstate system | >16' wide barred 'unless the permit contains a special condition' |
| Madison Beltline | Peak-hour oversize curfew |
| Carry-all scrapers | Barred from Interstates, the Milwaukee expressway system, and US-41 Green Bay–Milwaukee |
| Escort highways (mobile/modular 12'1"–15') | MV2740 designated-highway list |
| Permitted-combo geometry | Max 2 vehicles in combination; 100' cap when the rear axle rides at/near the rear of the load un-steered; load ≤6" beyond the right fender, never left; ≤60% of gross on one side's wheels |
| Local roads | State permit covers state highways only — the locality's own permit is required (MV2605 #3) |
Primary source: Wis. Stat. ch. 348 — vehicle size, weight and load ↗
Every figure on this page was checked against it on August 4, 2026.
Get Wisconsin priced and filed
Send the route and a permit agent calls you back with Wisconsin’s fee, any other state on the way, and one total. Filed from Houston, TX; we answer +1 (786) 494-6912, 7am–7pm CT, 7 days.
Already know the load? Start an order in FleetLynk, the filing app behind Permigo — or send the form and we set it up for you.
States that border Wisconsin
Limits change at the line. One order covers every state on your route.
Wisconsin oversize permits, answered
Do I need an oversize permit in Wisconsin?
You need a permit in Wisconsin once the load exceeds any one of these: 8'6" wide, 13'6" high, 3' of front overhang, or 80,000 lb gross. There is no overall length cap on a normal tractor-semitrailer — the trailer itself is capped at 53' instead, measured to the rear of the trailer or the cargo, whichever is longer — so a rear overhang spends that figure. Axle limits apply too — 20,000 lb on a single axle and 34,000 lb on a tandem.
When does Wisconsin require an escort?
Wisconsin requires no escort below 15' wide. Above that the requirement depends on the road type as well as the dimension, which is why the same load can need a front escort on a two-lane and a rear escort on a multilane.
Can I move an oversize load at night in Wisconsin?
Daylight only above 12' wide. Weekend restrictions apply. Holiday movement is restricted.
What counts as a superload in Wisconsin?
A load over 16' wide, over 150,001 lb is handled as a superload in Wisconsin.
How much does a Wisconsin oversize permit cost?
Permigo charges a flat $20 service fee per state permit. Wisconsin's own permit fee is billed at cost on the same invoice, itemised, with nothing added. Call +1 (786) 494-6912 and we will price your exact route.
What happens if I move without a Wisconsin permit?
Moving above Wisconsin's limits without a permit is a violation, not a paperwork gap. The load can be stopped at a scale or by a trooper and held until a permit is issued, the fine is set by Wisconsin and the citing officer, and a pattern of violations follows the carrier's safety record. If you are not sure the load needs one, when you need an oversize permit walks through the triggers.
Which kind of Wisconsin permit do I need?
Most moves take a single-trip permit: one load, one route, a set number of days. Many states also sell annual or blanket permits for loads that stay within routine dimensions; whether Wisconsin does, and for which loads, is on the state's own permit page. A superload is permitted separately and reviewed by the state — the thresholds are in the answer above. Permigo files whichever kind the load needs at the same $20 flat fee; what Wisconsin itself charges is on the cost guide.
Is a Wisconsin oversize permit the same as a Wisconsin truck permit?
No. A "truck permit" usually means the paperwork a truck needs to cross Wisconsin at all — a trip permit, a fuel permit (IFTA) or IRP plates — which the state's motor-carrier office issues. An oversize or overweight permit covers one load that exceeds Wisconsin's legal size or weight, and that is what Permigo files.
Also useful: when you need a permit, pilot car requirements by state, and the interactive map of all 48 states.
Moving through Wisconsin?
$20 flat per state permit, the state's fee at cost. A permit agent answers, 7am–7pm CT.