Permits Canada obtains oversize and overweight permits for Quebec for trucks and loads over the legal width, height, length or weight.
Quebec legal dimensions and weight
A truck and load within these limits needs no oversize or overweight permit in Quebec.
| Width | 2.6 m (8 ft 6 in) |
|---|---|
| Height | 4.15 m (13 ft 7 in) |
| Length | 23 m (75 ft 6 in) overall for a tractor-semitrailer (single or tandem drive); 23.5 m (77 ft 1 in) with a tridem-drive tractor; semitrailer max 16.2 m (53 ft 2 in) |
| Gross weight | 41,500 kg (91,492 lb) for a 5-axle tractor-semitrailer (steer, tandem drive, tandem trailer) with at least 4 m between tandems, capped by the sum of axle limits |
Quebec oversize permit rules
| Permits offered | Specific permit (single trip), General permit (up to 1 year) |
|---|---|
| Escorts | Rear escort: over 3.75 m (12 ft 4 in) wide on roads with more than one lane per direction, over 27.5 m (90 ft 3 in) long for a two-vehicle combination, or rear overhang over 4 m (13 ft 1 in). Front escort: over 3.75 m wide on roads with one lane per direction (over 3.10 m (10 ft 2 in) at night), over 4.50 m (14 ft 9 in) high, or front overhang over 2 m (6 ft 7 in). Two escorts over 4.40 m (14 ft 5 in) wide on one-lane-per-direction roads, or when front and rear conditions both apply. |
| Travel times | Unless the permit expressly authorizes it, no travel on Sundays or public holidays. No night travel for loads over 3.75 m (12 ft 4 in) wide (up to 4.40 m allowed on divided autoroutes), over 27.5 m (90 ft 3 in) long for a two-vehicle combination, or with a rear overhang over 4 m; these loads are also barred from listed Montreal- and Quebec City-area roads during weekday rush hours. |
No travel when visibility is under 1 km or the road is not clear of snow and ice. Escort vehicles stay 100 to 300 m from the escorted vehicle.
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 Quebec 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 Quebec provincial fee, which depends on the dimensions, weight and route.
Also need temporary registration or fuel tax coverage? See Quebec trip & fuel permits.
Quebec oversize permit questions
When is an oversize permit required in Quebec?
When the truck or load exceeds the Quebec legal limits: width 2.6 m (8 ft 6 in), height 4.15 m (13 ft 7 in), length 23 m (75 ft 6 in) overall for a tractor-semitrailer (single or tandem drive); 23.5 m (77 ft 1 in) with a tridem-drive tractor; semitrailer max 16.2 m (53 ft 2 in).
What is the legal gross weight in Quebec?
The legal gross weight in Quebec is 41,500 kg (91,492 lb) for a 5-axle tractor-semitrailer (steer, tandem drive, tandem trailer) with at least 4 m between tandems, capped by the sum of axle limits. A heavier truck needs an overweight permit.
When are pilot or escort vehicles required in Quebec?
Rear escort: over 3.75 m (12 ft 4 in) wide on roads with more than one lane per direction, over 27.5 m (90 ft 3 in) long for a two-vehicle combination, or rear overhang over 4 m (13 ft 1 in). Front escort: over 3.75 m wide on roads with one lane per direction (over 3.10 m (10 ft 2 in) at night), over 4.50 m (14 ft 9 in) high, or front overhang over 2 m (6 ft 7 in). Two escorts over 4.40 m (14 ft 5 in) wide on one-lane-per-direction roads, or when front and rear conditions both apply.
Can oversize loads travel at night or on weekends in Quebec?
Unless the permit expressly authorizes it, no travel on Sundays or public holidays. No night travel for loads over 3.75 m (12 ft 4 in) wide (up to 4.40 m allowed on divided autoroutes), over 27.5 m (90 ft 3 in) long for a two-vehicle combination, or with a rear overhang over 4 m; these loads are also barred from listed Montreal- and Quebec City-area roads during weekday rush hours.
How much does a Quebec oversize permit cost?
Permits Canada charges $40 to $50 CAD per permit, plus the Quebec provincial 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