In District of Columbia, any load that exceeds the legal size or weight limits requires an oversize/overweight permit before it moves. Below are the legal limits and the requirements that apply at each threshold.
1When you need a permit
A load is oversize or overweight once it passes any of these:
| Dimension | District of Columbia legal limit | Permit if over |
|---|---|---|
| Width | 8 ft 6 in | Wider |
| Height | 13 ft 6 in | Taller |
| Gross weight | 80,000 lbs | Heavier |
| Single axle | 21,000 lbs | Heavier |
| Tandem axle | 34,000 lbs | Heavier |
2Escort & pilot car requirements
| When the load reaches… | District of Columbia requires |
|---|---|
| 12 ft wide | 1 escort (pilot car) |
| 12 ft wide | Police escort |
3When you can travel
- Weekend travel allowed within dimensional limits.
- Holiday blackouts: New Year's Day, Inauguration Day, Martin Luther King Jr. Day, Memorial Day, Independence Day, Labor Day, Thanksgiving, Christmas, Emancipation Day (April 16).
4Superloads in District of Columbia
A load is a superload once it exceeds any of these:
| Superload trigger | Threshold |
|---|---|
| Length | 75 ft |
| Gross weight | 120,000 lbs |
Get the full cost of your load
FreightDeck estimates every cost on an oversize move — permits, escorts, police, route survey, engineering, and the truck rate — for your exact load and route, across all 48 states and Canada, up to superload size.
Price your District of Columbia load free →The most complete heavy-haul cost estimator · 48 states + Canada · no card to start.
?District of Columbia permit FAQ
When do I need an oversize permit in District of Columbia?
Once a load exceeds any legal limit: 8 ft 6 in wide, 13 ft 6 in high, or 80,000 lbs gross.
When do I need a pilot car in District of Columbia?
District of Columbia requires one escort at 12 ft wide, and a police escort at 12 ft wide.
Can you drive an oversize load at night in District of Columbia?
District of Columbia allows night movement in defined conditions. Weekend travel is allowed within limits.
What counts as a superload in District of Columbia?
Over 75 ft long, or 120,000 lbs gross.
How much does a District of Columbia oversize permit cost?
The state permit fee depends on the load's size and weight. The full cost of a move also includes escorts, police, route surveys, engineering, and the truck rate, which vary by route. FreightDeck estimates all of it for your exact load — price your District of Columbia load with FreightDeck →.