Mississippi Oversize & Overweight Permits Mississippi Oversize & Overweight Permits phone number (630) 800-4551
Obtaining Mississippi Oversize Permits are required for carrying load that exceed the state’s permitted weight and size restrictions. Mississippi has particular restrictions for oversize and overweight loads, and recognizing them helps you avoid penalties and delays. Whether you’re moving an oversize or overweight load, you must understand the legal width, height, length, and weight limits. The Mississippi Department of Transportation (MSDOT) offers permits for a variety of load categories, including Mississippi Single Trip Permits and Mississippi Annual Permits. Proper permit acquisition assures compliance and easy traffic on Mississippi roadways.

Mississippi Legal Size Limits:
- Width: 8′ 6″ (Eight feet for non-specific highways)
- Height: 13′ 6″
- Total length: 99′
- Trailer length: 53′
- Front overhang: 3′
- Rear overhang: 15′
Legal Weight Limits:
- Maximum gross weight: 80,000 lbs.
- Single axle: 20,000 lbs.
- Tandem axle: 34,000 lbs.
- Triple axle: 42,000 lbs.
Mississippi Single-Trip Oversize/Overweight Permits
A Mississippi single-trip oversize/overweight permit is provided for non-divisible load that exceed the legal size or weight restrictions. These permits are valid for a maximum of three consecutive days. To get a Mississippi Oversize Permit, it is necessary to understand the precise requirements and permit categories.
Mississippi Annual Oversize/Overweight Permits
Annual permits are available for loads that satisfy the following criteria:
Maximum length is 99 feet, width is 14 feet, and height is 13 feet 6 inches.
Mississippi Wide Load Requirements
Loads above 8′ 6″ (8′ for non-designated roadways) require an oversize permit from the Mississippi Department of Transportation.
Oversized Load Flag Requirements:
Flags must be positioned at junctions and elevated 6 feet above ground when a load exceeds 10 feet in length but less than 12 feet in width. Vehicles hauling oversize loads must show "oversize load" flags at both front and back. Oversized Load Lighting Requirements: Flashing amber warning lights must be installed at the rear of large vehicles or those transporting oversize cargo.
Requirements for Oversized Pilot Cars or Escort Vehicles:
Loads above 13 feet require at least one guide vehicle during daytime hours on two-lane roadways. Oversize loads (20 feet or wider) may necessitate police intervention.
Mississippi Wide Load Restrictions
Wide loads in Mississippi are subject to several restrictions:
- Holiday restrictions apply to oversize and overweight loads, including New Year’s, Memorial, Independence, Labor, Thanksgiving, and Christmas. No movement is permitted on Sundays or after 12:00 PM prior to these holidays.
- Oversized loads may move at night if they do not exceed 12′ in width, 150,000 lbs in weight, 99′ in length, or 13′ 6″ in height.
- Oversized Road and Bridge Restrictions: Some roads and bridges may restrict travel, while others may require compliance with the Federal Bridge Formula.
Mississippi Wide Load Limits
The legal width restriction is 8’6″ (8′ for non-designated roadways). Wider loads require a permit.
- Axle weight limits:
Steer axle: 12,000 pounds
Single axle: 20,000 pounds
Tandem axle: 34,000 pounds
Triple axle: 42,000 pounds
Maximum GVW (daytime): 180,000 pounds
Maximum GVW (nighttime): 150,000 pounds.
Mississippi Oversized Tire Regulations:
Tires must be in excellent condition, properly inflated, and have a minimum tread depth of 4/32 inch.
- Mississippi Oversize Permits
- Mississippi Overweight Permits
- Mississippi Overhang Permits
- Mississippi Single Trip Permits
- Mississippi Annual Permits
Mississippi Specialty Permits
Superloads permits are required for vehicles that exceed the following:
Width: 17′
Length: 121′
Height: 15’7″
Gross weight: 189,999 lbs.
The Special Heavy Equipment Blanket Permit permits the 24/7 transportation of loads weighing up to 150,000 lbs, measuring 12 feet in width and 13 feet 6 inches in height.
Trucking Permit Service
Overweight Permit assists transportation firms and motor carriers in getting appropriate permits, such as Mississippi Oversize permits and Mississippi Overweight Permits. Our staff assures compliance with all Mississippi oversize rules, saving time and avoiding costly penalties. Whether you need a Mississippi Single Trip Permit or a Mississippi Annual Permit, we offer rapid and dependable service.
For further information, call Overweight Permit at (630) 800 4551.
FAQs
A Mississippi Oversize Permit permits vehicles to transport load that exceed the state’s authorized size and weight limits.
Width is 8′ 6″ (eight feet for non-specific roadways).
Height: 13′ 6″.
Total length: 99′.
Trailer Length: 53′
Front overhang: 3 feet.
Rear overhang: 15′.
Maximum gross weight: 80,000 pounds.
Single axle: 20,000 pounds.
Tandem axle: 34,000 pounds.
The triple axle weighs 42,000 pounds.
Mississippi Single Trip Permits and Mississippi Annual Permits are offered for a variety of loads.
A single-trip permit is good for up to three consecutive days.
Annual permits are available for loads up to 99 feet long, 14 feet wide, and 13 feet 6 inches high.
Vehicles transporting oversize loads must have “oversize load” flags on the front and back, as well as flashing amber warning lights in the rear.
Yes, wide loads are not permitted to travel on New Year’s, Memorial, Independence, Labor, Thanksgiving, or Christmas, or after 12:00 p.m. the day before these holidays.
Overweight Permit enables transportation companies and motor carriers in obtaining the necessary permits, saving time and avoiding costly penalties.
We provide services for getting Mississippi Oversize Permits, Mississippi Overweight Permits, Mississippi Single Trip Permits, and Mississippi Annual Permits.
Our skilled staff guarantees that all Mississippi oversize rules are followed, while also offering rapid and dependable service to prevent penalties and delays.
For more information, please call Overweight Permit at (630) 222-5770.
We expedite the permit purchase process to ensure compliance and efficient mobility on Mississippi roads.
Yes, Overweight Permit offers permit acquiring services in several jurisdictions while assuring compliance with each state’s standards.
Our hours of operation are Monday through Friday, 8:00 AM to 5:00 PM CST.