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Idaho State Shipping Regulations

These are the Idaho state shipping regulations, limitations, rules and laws for the trucking of oversize and over weight loads over the roads and highways in the state of Idaho.



Idaho State Permit Regulations for – Oversize Shipping, Trucking & Transport.

Idaho State Trucking information website: http://itd.idaho.gov/dmv

Legal Loads:
Length: A 75’ length is the legal limit for any combined truck and trailer in transport.
Overhang: 4’ in front of trailer and no more than 10’ from the rear axle of trailer to the end of load.
Weight: A maximum of 80,000 lbs. total (GVW) with no more than 14,000 lbs. on the steer axle and 20,000 lbs. on any other single axle.
Width:  A maximum of 8’ 6” wide.
Height: A maximium of 14’ w


Routine oversize shipping & trucking permits:
Length:110’ on 2 lane hwys and 115’ on 4 lane hwys
Weight:5 axles 112,000 6 axles 118,000

How to apply for trucking permits:
Idaho Transportation Department
3311 W State St
Boise. ID

208-334-8420 Phone
800-662-7133 Phone within Idaho
Basic fee is $13.00
Permit is valid for 5 days

Pilot Car – Escort Car Requirements:
Width: Over 12’1” 2 Lanes requires 1 car., Over 15’1” 4 Lanes requires 1 car.
Over 16’ requires 1 car.
Length: Over 100’ 2 Lanes requires 1 car.  Over 115’ Interstate requires 1 car.

Travel Restrictions.
Travel permitted from ½ hour before sunrise to ½ hour after sunset.  If 10’ wide or less, travel is permitted 24/7.

Port of Entry Information.
Hollister, Idaho 21 miles south of Twin Falls 208-734-5370.
East Boise, Idaho 11 miles east of Boise 208-334-3272.
Marsing, Idaho 6 miles south of US 55/US 95208-896-4814.
Lewiston, Idaho 1 mile east of Lewiston 208-799-5080.
Huetter, Idaho 2 miles east of Coer d’Alene 208-769-1551.
Bonner’s Ferry, Idaho (Moyle Jct.) Jct. of US 95 & US 2208-267-2486.
Haugan, Idaho  15 miles east of state line 406-678-4257.
Sage Junction, Idaho 2 miles north of Roberts 208-228-3636.
Inkom, Idaho 8 miles south of Pocatello 208-775-3322.
Cottrell, Idaho  8 miles south of Twin Falls 208-349-5650.


The information contained in these pages is research information primarily for use by oversize and overweight trucking company drivers, dispatchers and pilot car companies. While every effort is put into maintaining the accuracy of this information you must absolutely verify this information with the Idaho State DOT Permits office before commencing movement.







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