Mississippi Oversize / Overweight Trucking Permits Rules and Requirement
Mississippi Oversize permits OR Mississippi Overweight Permits are required when a vehicle or its load exceeds the state feet legal size or weight limits and needs to travel on public highways. These permits ensure compliance with safety standards and protect road infrastructure.
Mississippi oversize permits phone number: 630-222-5770
Compare Transport LLC is your trusted oversize permit agency and freight broker, offering fast and affordable solutions for all your trucking permit needs in Mississippi. Whether you need Mississippi Oversize Permits, Mississippi Overweight Permits, Mississippi Overhang Permits, or Mississippi Single Trip Permits, we handle it all with ease. We specialize in helping carriers understand and comply with Mississippi oversize regulations and MDOT oversize permits requirements.
Curious about the Mississippi overweight permit cost or looking for a Mississippi oversize permit cost calculator? Our team provides accurate estimates and expert guidance to ensure you’re always road-ready. We also offer Mississippi Annual Permits for recurring routes and comprehensive support via our Mississippi oversize permits phone number, ensuring quick answers and reliable service.
With over 15 years of experience, Compare Transport LLC takes the guesswork out of Mississippi permits, saving you time and money while keeping you compliant.
Mississippi oversize regulations
Mississippi Legal Dimension Limit
Legal Dimensions for Trucking in Mississippi
Legal Length in Mississippi
- Maximum Trailer Length is 53 feet
- Maximum Overall Length is 99 feet
Overhang
- Front: Up to 3 feet
- Rear: Up to 14 feet 11 inches
Width
- 8 feet 6 inches
Height
- The tallest allowable height is 13 feet 6 inches
Mississippi Legal Weight Limit
The maximum allowable gross vehicle weight is up to 80,000 pounds, subject to axle configurations:
Axle weight limits Mississippi
Single Axle: up to 20,000 pounds
Tandem Axle: up to 34,000 pounds
Tridem Axle: 42,000 pounds
Mississippi Routine Limit: Mississippi Oversize and Overweight Limits
- Length:
120 feet - Width:
16 feet - Height:
Up to 15 feet 6 inches without special requirements
Above 15 feet 7 inches requires a route survey
Over 16 feet requires a route survey, utility clearance documentation, and prior approval
Maximum Axle Weights With MS Overweight Permit:
Weight (based on axle configuration and spacing)
Gross Weight Limits:
- 120,000 pounds on non-Interstate routes
- 150,000 pounds on Interstate highways
Axle Group Weight Limits
- Single Axle: 20,000 pounds
- Tandem Axle: Up to 48,000 pounds
- Tridem Axle: 57,000 pounds (63,000 pounds permitted on interstates)
- Quad Axle: 64,000 pounds (72,000 pounds permitted on interstates)
Superload Permitting Guideline:
- Definition and Process: Superload criteria vary by state and are determined by dimensions and weight beyond standard routine permit limits. Approval can take anywhere from several days to a couple of weeks, depending on the state’s review process.
- Common Requirements:
Additional documentation such as letters from shippers, engineering studies, utility coordination, and route surveys may be required, leading to potential delays.
Accuracy is key—minor differences in height or width can significantly impact the permit processing time and routing.
Mississippi oversize permits validity period
To operate legally in Mississippi, commercial carriers must secure the appropriate permits based on vehicle size, weight, and registration status. Below is a detailed guide to the validity of all key Mississippi trucking permits, including oversize, overweight, superload, IRP, IFTA, TRP, and temporary trip and fuel permits.
Single-Trip Oversize/Overweight Permits
Validity Period: Typically, valid for 3 consecutive days
Requirement: Issued for one-time movements of vehicles or loads exceeding legal size or weight limits.
Annual (Blanket) Oversize/Overweight Permits
Validity Period: Valid for 12 months from the date of issuance
Requirement: Designed for carriers making frequent trips with similar oversize or overweight loads.
Superload Permits
Validity Period: Often valid for a specific time period, generally 3 to 5 days, depending on the load and routing conditions
Requirement: Required for vehicles or loads that greatly exceed standard oversize or overweight dimensions. These permits are subject to detailed reviews and may require route surveys or special approvals
Specialized Permits
Validity Period: Duration varies based on the type of load and the permit terms
Requirement: Mississippi offers tailored permits for specific industries or loads such as sealed containers, house moves, timber hauling, and dirt pans
Temporary Trip Permits (IRP Trip Permits)
Validity Period: Valid for 72 hours
Requirement: Required for out-of-state vehicles operating in Mississippi without IRP (International Registration Plan) credentials
IFTA Trip (Fuel Tax) Permits
Validity Period: Typically, valid for 72 hours, allowing temporary fuel tax compliance
Requirement: Needed for carriers without an IFTA license operating temporarily in Mississippi
Operating Time Mississippi:
Movement is permitted from 30 minutes after sunrise until 30 minutes before sunset, Monday through Saturday. Travel is not allowed on Sundays. However, 24-hour transport, including Sundays, is now allowed for loads that do not exceed 12 feet in width, 13 feet 6 inches in height, 99 feet in total length, 150,000 pounds GVW, and 4 feet of rear overhang. If the width of the load exceeds 10 feet, a night escort is required for travel during nighttime hours.
Mississippi Oversize Tire Regulation
- Tires must have a rubber thickness of at least one inch above the flange edge.
- No protrusions made of materials other than rubber are allowed on the tires, unless such features are specifically required for safety purposes.
- Tires must be in standard operational condition, properly inflated, and have a minimum front tread depth of 4/32 inches.
Mississippi Escort Requirement
Length-Based Escorts
- Loads over 95 feet required At least one escort (some routes may require two)
- Loads over 105 feet required two escorts
- Overhang-Based Escorts
- Over 15 feet (front or rear) required One escort required
Width-Based Escorts
- Over 13 feet required One escort
- Over 16 feet required Two escorts
- More than 10 feet wide at night required One escort required
Height-Based Escorts
- The Department of Transportation may mandate a height pole escort for taller loads, depending on conditions.
- For heights exceeding 15 feet 7 inches, a route survey is mandatory
Mississippi Banners, Lighting & Flage Requirement
- Loads wider than 12 feet must display “Oversize Load” signs.
- Any load exceeding 10 feet in width must have flags on all corners.
- For loads wider than 12 feet, flashing amber lights must be installed at the rear, and flags must be placed at the front corners or on the load itself.
- Loads that are overlength or have rear overhangs greater than 4 feet must also be flagged appropriately.
Additional Information
For overweight dozers, the blade must remain attached. If the blade is removed, it must be loaded as a separate load and appropriately permitted.
Mississippi Oversize/Overweight Fee structure
Mississippi offers a variety of vehicle and transportation permits, each with its own fee depending on the type and usage. Below is a breakdown of key permit types and their current associated costs:
| Permit Type | Fee |
|---|---|
| Over-Dimensional Permit | $10.00 (Flat rate) |
| Overweight Permit | $0.05 per mile per 1,000 lbs over 80,000 lbs |
| CMSI (Centralized Mobile Scale Inspection) | $500.00 per year per company |
| Special Annual Heavy Haul Permit | $4,500.00 per year per pulling unit (for excess weight) |
| Blanket Permit (Overwidth, up to 14 feet) | $100.00 annually |
| Continuous Movement Permit (Overlength Trailer) | $100.00 per year per company |
| Manufactured Housing Blanket Authority | No charge for permit authority; however, pre-numbered books must be purchased. Each book contains 50 permits and costs $500.00 ($10.00 per permit) |
| Timber Industry Two-Piece Load Blanket Permit | $200.00 per year |
Mississippi DOT Phone Number: 630-222-5770
Mississippi Oversize Permits Single Permit Cost @ $25 Starting
Mississippi Overweight Permits MDOT
Compare Transport LLC is your go-to choice for the best heavy-haul oversize trucking services across the United States and Canada. As a leading heavy-haul transportation company, we specialize in handling over-dimensional and overweight shipments with precision and expertise.
Our team of experienced heavy haul movers ensures the safe and efficient transportation of your cargo, no matter how challenging the dimensions or weight may be. We pride ourselves on providing top-notch heavy haul trucking services, utilizing state-of-the-art equipment and industry-leading techniques.
With Compare Transport LLC, you can trust that your heavy haul transportation needs are in capable hands. We prioritize customer satisfaction and strive to exceed your expectations with our reliable, timely, and cost-effective services. Experience the excellence of our heavy haul trucking services and let us handle your most demanding transportation requirements. Our Services include Flatbeds Trucking, Lowboy Trucking, Dry Van Trucking, Tractor trailers, Step Deck Trucking, Conestoga Trucking, Reefer Trucking, Intermodal Trucking, Cardo Van Trucking, Heavy Haul Trucking, and Power Only Trucking areas.
Compare Transport LLC is the single STOP for all Oversize / Overweight permits with one easy-to-use application.
Mississippi Oversize Permits
Mississippi Overweight Permits
Mississippi Overhang Permits
Mississippi Single Trip Permits
Mississippi Super load Permits
Mississippi Annual Permits
Frequently Asked Questions
Mississippi oversize permits can be obtained online through our website comparetransportll.com or by calling us at 630-222-5770
To obtain a trucking permit in Mississippi, carriers must provide vehicle and load information, including dimensions, weight, and origin/destination. The truck must be properly registered, and safety equipment like signs and escorts may be required depending on the load.
You can apply for Mississippi trucking permits online through Compare Transport LLC We offer a simple and fast online service where you can order permits for Mississippi and other states.
A Mississippi Harvest Permit can be applied for through the Compare Transport LLC
Mississippi oversize permits can be obtained online through our website comparetransportll.com or by calling us at 630-222-5770
The application process includes submitting details about the vehicle, load dimensions, weight, travel route, and proposed travel dates.
Mississippi considers any vehicle or load exceeding 8 feet 6 inches wide, 13 feet 6 inches tall, 53 feet long, or 80,000 pounds gross as oversized or overweight. A permit is required for such movements, and Compare Transport LLC ensures you stay compliant.
You can log in to manage your Mississippi oversize permit through Our website comparetransportll.com
You can haul up to 8 feet 6 inches wide without a permit in Mississippi. Loads beyond this require an oversize permit.
The maximum width allowed on highways without a permit is 8 feet 6 inches. Wider loads must be permitted and may require escort vehicles.
The maximum width allowed on highways without a permit is 8 feet 6 inches. Wider loads must be permitted and may require escort vehicles.
The cost varies by load type, size, and route. Generally, oversize permits range from $10 to $100 or more.
The cost varies by load type, size, and route. Generally, oversize permits range from $10 to $100 or more.
The cost varies by load type, size, and route. Generally, oversize permits range from $10 to $100 or more.
The phone number for assistance is 630-222-5770.
Any load that exceeds legal limits 8’6″ wide, 13’6″ high, 53′ long, or 80,000lbs gross weight is considered oversized in Mississippi.
Yes, you can get Mississippi oversize permit online by calling us at 630-222-5770.
Permit rules include size and weight restrictions, daylight-only travel, and possible escort vehicle requirements. All permits must be obtained prior to travel.
Yes, Mississippi requires trip permits for vehicles operating temporarily without IRP registration.
The legal dimensions are:
Width: 8 feet 6 inches
Height: 13 feet 6 inches
Length: 53 feet for semi-trailers
Weight: 80,000lbs gross (with axle limits)
Loads exceeding these limits need permits.
An overweight permit can range from $10 to several hundred dollars, depending on weight and distance.
You can reach Compare Transport LLC at 📞 630-222-5770 for all Mississippi oversize permit services, including guidance, pricing, and applications. Their specialists are available to assist you immediately.
