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Maryland Oversize Permits

Below is some important oversize permit regulation information for the state of Maryland.

In Maryland, you need an oversize permit if your vehicle exceeds 8’6″ wide, 14’0″ high, 65′ long or 80,000 pounds. 

If you need to apply for a Maryland oversize permit, call (888) 737-6483 now or contact us. 

LEGAL DIMENSIONS & WEIGHTS​
Legal Width:8'6
Legal Height:
  • 13'6
  • 14’0 is legal when
    • Traveling on Interstates
      • or within 10 miles radius of
        Interstate
    • Traveling on Designated/primary
      Highway system
      • or within 10 miles radius of system
Legal Length:
  • Single unit
    • 40’0
  • Semi-Trailer
    • 53’0 w/ 41’0 maximum kingpin
  • Auto transporter/Boat
    • 65’0
Legal Overhang Front:3'0
Legal Weight Gross:80,000 lbs.
Legal Overhang Rear:
  • 6'0
  • 4’0 maximum for
    •  Autotransporter
    • Boat
Legal Trailer Length:53’0
Legal Kingpin:41'0
Legal Weight Single:20,000 lbs.
Legal Weight Tandem:34,000 lbs.
Legal Weight Tridem:42,500 lbs.
Legal Weight Doubles:34,000 lbs.
Legal Weight Triples:34,000 lbs.
Load Exemptions:
  • Poles, Piling & Mill logs
    • 75’0 long or less
    • 70’0 long or less (Non-divisible loads)
      • Travel allowed daylight hours
        without a permit on a combination
        vehicle.
PERMIT FEES​
Permit Fee/Legal Weight:
  • $30.00
  • $25.00 per Toll Road traveled
Permit Fee/Overweight:$5.00/ton, refer to Overweight Fee Schedule link
below
Superload Fees:
  • Greater than 150,000 lbs
    • Bridge analysis
      • Fee determined by number of
        structures reviewed
        • $8.00 per structure
          • If no pilot required
        • $12.00 per structure
          • If pilot required
        • Fee of $8.00 per structure is
          charged upon approval.  
          $12.00 fee is added when
          permit is activated
Mileage Fees:Refer to Overweight Fee Schedule link below
Annual Fees:
  • 30- Day
    • $50.00
  • Annual – 1 Year
    • $500.00
Important Links:

Overweight Fee Schedule

AGENCY GENERAL INFO​
Phone:410-582-5757 or 410-582-5734
Fax:800-945-3416
Email:[email protected]
Website:

http://www.mdot.maryland.gov/

Hours of Operation:7:30 am - 4:30 pm Eastern
Permit Valid For: 5 Days
Notes:

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