In Person:
OSOW Permit Office
955 Park Street, Room G4
Columbia, SC 29201

By Mail
South Carolina Department of Transportation
Attn: OSOW Permit Office
P.O. Box 191
Columbia, SC 29202

By Email:
OSOW Help

By Phone:
(877) 349-7190 (Toll Free)
(803) 737-OSOW or
(803) 737-6769 (Local)
(803) 737-2199 (Fax)
After Hours Emergencies:
(803) 206-9566

The following portions of the law pertain to OSOW: Title 56-5-4010, 4020, 4030, 4035, 4055, 4060, 4070, 4075, 4080, 4090, 4095, 4120, 4130, 4140

The fee schedule to obtain an Oversize/Overweight Permit was last revised July 1, 2012.

Single Trip Permit - $30

• Excessive Width over 16' - $35
• Excessive Width over 18' - $40
• Excessive Width over 20' - $45
• Excessive Width over 22' - $50

Multiple Trip Permit (Annual) - $100

Administration Fee for Prorating Active Annual Permits - $10

House Moving License (Annual) - $100

Superload Application Fee (Non Refundable) - $100

Superload Engineering Analysis over 130,000 lbs - $100

Superload Engineering Analysis over 200,000 lbs - $200

Superload Engineering Analysis over 300,000 lbs - $350

Superload Impact Fee for all loads over 130,000 lbs - $3./1,000 lbs

Administration Fee for Road Machinery Permits - $10

Additional Megaload Impact Fee for Loads
Over 500,000 pounds on entire gross vehicle weight on a pounds per mile - $.05/1000 lbs./mile

Credit Card Processing Fee - $5

Note: This is not a SCDOT fee. This is a convenience fee charged by the credit card authorizer on each transaction when a credit card is used for payment.