Permits Canada obtains oversize and overweight permits for South Carolina for trucks and loads over the legal width, height, length or weight.
South Carolina legal dimensions and weight
A truck and load within these limits needs no oversize or overweight permit in South Carolina.
| Width | 102 in |
|---|---|
| Height | 13 ft 6 in |
| Length | 53 ft trailer/semitrailer (kingpin to rear axle max 41 ft) |
South Carolina oversize permit rules
| Permits offered | Single trip, multiple trip (annual), multiple trip route specific, permission, containerized cargo |
|---|---|
| Escorts | 1 front escort over 12 ft to 14 ft wide on two-lane highways; front and rear over 14 ft to 16 ft; over 16 ft front and rear civilian plus front and rear police escorts; front height-pole escort at 16 ft high |
| Travel times | Sunrise to sunset 7 days; loads over 12 ft wide barred near large urban areas at rush hours; over 15 ft wide only 9 a.m.-3 p.m. school days (9-4 other days); no travel on 6 major holidays |
Weekend moves are prohibited east of I-95 around Myrtle Beach from Memorial Day through Labor Day.
Getting your permit with Permits Canada
- Send us the online oversize / overweight application with your truck, trailer, load dimensions and route.
- A permit agent applies for your South Carolina permit and checks the route conditions.
- Your permit arrives by email with its travel conditions. Oversize and overweight permits can take longer, since the authorities review each application.
Our fee is $40 to $50 CAD per permit, plus the South Carolina state fee, which depends on the dimensions, weight and route.
Also need temporary registration or fuel tax coverage? See South Carolina trip & fuel permits.
South Carolina oversize permit questions
When is an oversize permit required in South Carolina?
When the truck or load exceeds the South Carolina legal limits: width 102 in, height 13 ft 6 in, length 53 ft trailer/semitrailer (kingpin to rear axle max 41 ft).
When are pilot or escort vehicles required in South Carolina?
1 front escort over 12 ft to 14 ft wide on two-lane highways; front and rear over 14 ft to 16 ft; over 16 ft front and rear civilian plus front and rear police escorts; front height-pole escort at 16 ft high.
Can oversize loads travel at night or on weekends in South Carolina?
Sunrise to sunset 7 days; loads over 12 ft wide barred near large urban areas at rush hours; over 15 ft wide only 9 a.m.-3 p.m. school days (9-4 other days); no travel on 6 major holidays.
How much does a South Carolina oversize permit cost?
Permits Canada charges $40 to $50 CAD per permit, plus the South Carolina state fee, which depends on the dimensions, weight and route.
Last reviewed October 2026. Rules change; your permit agent confirms them for each move. All provinces and states