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Oversize Load Permit Requirements — Ontario
Legal size/weight limits, escort thresholds, travel restrictions, and permit office contact for Ontario.
These figures are a reference summary of publicly published state rules, not a substitute for a state-issued permit and not legal advice. Rules change — always confirm current limits and requirements directly with the state permit office before you plan or run a move. Last verified: 2026-06-28. Oversize Ops is NOT responsible and CANNOT be held liable for decisions made from this reference. Official source ↗
Legal Maximum Dimensions (no permit required)
- Width
- 8.5ft (102in)
- Height
- 13.6ft (163in)
- Length
- 53ft
- Gross Weight
- 139,994 lbs
- Single Axle
- 20,000 lbs
- Tandem Axle
- 34,000 lbs
Escort / Pilot Car Thresholds (see glossary for terms, certification requirements for the driver)
- Front escort required over
- 12ft wide
- Rear escort required over
- 12ft wide
- Both escorts required over
- 14ft wide
- Height escort required over
- 13.6ft tall
Front escort >12ft, both escorts >14ft. MTO authorized escort required. OPP escort for superloads >5.0m wide or >100,000 kg.
Travel Restrictions
- Night travel
- Generally restricted
- Weekend travel
- Generally allowed
- Sunday travel
- Generally restricted
Night travel restricted. Sunday travel restricted for oversize loads. 407 ETR and 400-series highways have specific rules.
Holiday blackouts: Canada Day (July 1), Victoria Day, Labour Day, Thanksgiving (Oct), Christmas, New Year's Day.
Superload Thresholds
- Width over
- 16.4ft
- Length over
- 150ft
- Weight over
- 220,000 lbs
Get a Permit
- Online portal
- https://www.ontario.ca/page/apply-oversized-load-permit
- Phone
- 1-800-387-7736
Metric: width 2.6m legal, escort >3.5m front, >4.3m both. Weight in kg: gross 63,500 kg. CVSA inspections common. Toronto metro very restricted.
Planning a move through Ontario?
Plan a truck-legal route that checks bridges and construction, or find a vetted transporter or escort.
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