48 of 48 states verified against official sourcesLast update October 2026 · How we verify
Heavy Haul RulesState oversize & overweight permit reference
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Oversize rules by state

48 of 48 states are verified. A state is listed only after its legal limits, escort rules, travel restrictions and superload thresholds have been read from the state's own permit office or administrative code.

Verified

AlabamaLegal 8′6″ W · 13′6″ HVerified October 2026ArizonaLegal 8′6″ W · 14′ (13′6″ on Table 4 restricted routes) HVerified October 2026ArkansasLegal 8′6″ W · 13′6″ HVerified October 2026CaliforniaLegal 8′6″ W · 14′ (CVC 35250) HVerified October 2026ColoradoLegal 8′6″ W · 14′6″ HVerified October 2026ConnecticutLegal 8′6″ W · 13′6″ HVerified October 2026DelawareLegal 8′6″ W · 13′6″ HVerified October 2026FloridaLegal 8′6″ W · 13′6″ HVerified October 2026GeorgiaLegal 8′6″ W · 13′6″ HVerified October 2026IdahoLegal 8′6″ W · 14′ HVerified October 2026IllinoisLegal 8′6″ W · 13′6″ HVerified October 2026IndianaLegal 8′6″ W · 13′6″ HVerified October 2026IowaLegal 8′6″ W · 13′6″ HVerified October 2026KansasLegal 8′6″ W · 14′ HVerified October 2026KentuckyLegal 8′6″ W · 13′6″ (car haulers 14′) HVerified October 2026LouisianaLegal 8′6″ W · 14′ on interstates · 13′6″ on other highways HVerified October 2026MaineLegal 8′6″ W · 13′6″ HVerified October 2026MarylandLegal 8′6″ W · 13′6″ HVerified October 2026MassachusettsLegal 8′6″ W · 13′6″ (12′6″ in the Callahan and Sumner tunnels) HVerified October 2026MichiganLegal 8′6″ W · 13′6″ HVerified October 2026MinnesotaLegal 8′6″ W · 13′6″ HVerified October 2026MississippiLegal 8′6″ W · 13′6″ HVerified October 2026MissouriLegal 8′6″ W · 14′ on interstates and within 10 miles of designated highways · 13′6″ on other state routes · 15′ in commercial zones HVerified October 2026MontanaLegal 8′6″ W · 14′ HVerified October 2026NebraskaLegal 8′6″ W · 14′6″ HVerified October 2026NevadaLegal 8′6″ W · 14′ HVerified October 2026New HampshireLegal 8′6″ W · 13′6″ HVerified October 2026New JerseyLegal 8′6″ W · 13′6″ HVerified October 2026New MexicoLegal 8′6″ W · 14′ HVerified October 2026New YorkLegal 8′6″ W · 13′6″ HVerified October 2026North CarolinaLegal 8′6″ W · 14′ HVerified October 2026North DakotaLegal 8′6″ W · 14′ HVerified October 2026OhioLegal 8′6″ W · 13′6″ HVerified October 2026OklahomaLegal 8′6″ W · 14′ on turnpikes, interstates, US and state highways · 13′6″ on county roads HVerified October 2026OregonLegal 8′6″ W · 14′ HVerified October 2026PennsylvaniaLegal 8′6″ W · 13′6″ HVerified October 2026Rhode IslandLegal 8′6″ W · 13′6″ (162 in) HVerified October 2026South CarolinaLegal 8′6″ W · 13′6″ HVerified October 2026South DakotaLegal 8′6″ W · 14′ (15′ for baled hay) HVerified October 2026TennesseeLegal 8′6″ W · 13′6″ HVerified October 2026TexasLegal 8′6″ W · 14′ HVerified October 2026UtahLegal 8′6″ W · 14′ HVerified October 2026VermontLegal 8′6″ W · 13′6″ HVerified October 2026VirginiaLegal 8′6″ W · 13′6″ HVerified October 2026WashingtonLegal 8′6″ W · 14′ HVerified October 2026West VirginiaLegal 8′6″ W · 13′6″ HVerified October 2026WisconsinLegal 8′6″ W · 13′6″ HVerified October 2026WyomingLegal 8′6″ W · 14′ HVerified October 2026

In progress