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Maryland Oversize Permits Phone Number: (270)908-9656
Maryland Oversize/Overweight Permits Rules and Regulations
Maryland Oversize/Overweight permits Validity: Oversize permits issued in Maryland remain valid for a total of Five consecutive days. Drivers are required to secure the permit before entering the state.
Maryland Traveling Time with Oversize Load: Travel is allowed from 30 minutes before sunrise to 90 minutes after sunset, Monday through Friday, and until noon on Saturdays. Since April 1, 2013, Maryland has permitted night travel between 9:00 PM and 5:00 AM for loads not exceeding 12 feet in width, 75 feet in length, 14 feet 6 inches in height, or 120,000 pounds—only on routes where such movement is allowed. Night travel must be requested specifically when applying for the permit and is subject to approval.
Maryland Restricted Travel with Oversize Load: Movement through any toll facility is prohibited from Friday noon to Monday 9:00 AM. This restriction also applies to the entire stretch of I-95 from Baltimore to the Delaware line. Loads over 12 feet wide or exceeding 92,000 lbs can only move on the Capital Beltway (I-495/I-95) and Baltimore Beltway (I-695) between 9:00 AM and 3:30 PM, including Saturday until noon. For loads that are 14 feet wide or more, travel is only permitted between 9:00 a.m. and 3:30 p.m., including on Saturdays. Movement is not permitted on six major holidays or their corresponding weekends verify with the permit office for specific dates
Baltimore City Travel: Pre-approved routes into or out of the Dundalk Marine Terminal no longer require a separate Baltimore City permit if the load is under 12 feet wide, under 14 feet 6 inches high, under 85 feet long, and weighs less than 120,000 lbs. For loads outside of these limits or with different Baltimore destinations, a separate permit is required from the city, which typically has a 24-hour processing period or longer.
Maryland oversize permits Road/Bridge Restriction with Oversize Load:
Maryland adheres to the Federal Bridge Formula to determine bridge loading limits. Road restrictions may include but are not limited to the following:
- Traveling through active construction zones.
- Ignoring signals in work zones.
- Failing to yield to law enforcement or emergency vehicles
Oversize load Seasonal Restriction in Maryland:
Unlike some northern states or Canadian provinces, Maryland does not issue specific frost laws. However, weather-related limits may still be included in the oversize load permit depending on the cargo type and travel route.
Maryland oversize permits Tire Regulations:
All tires must be in safe condition, properly inflated, and have a tread depth of at least 2/32 inches. Tires may not have protruding materials other than rubber unless specifically approved for safety and function. Vehicles exceeding 10,000 pounds gross weight are prohibited from using studded snow tires. Regrooved or recut tires are not allowed unless they are manufactured and approved for that specific purpose.
Exemptions: Vehicles registered in Allegany, Carroll, Frederick, Garrett, or Washington County are exempt from the restriction on studded tires
Chain Requirements:
Tire chains are permitted when road conditions—such as snow or ice—create slippery surfaces. Chains must be used for safety as necessary
Maximum Load Dimensions with permits in Maryland
Length: 120 feet.
Width: 16 feet
Maryland oversize permits Wide Load Requirements
- Loads over 8′ 6″ wide require an oversize permit.
Banners required when loads wider than 9′ need “OVERSIZE LOAD” or “WIDE LOAD” signs
Escort Vehicles:
One escort: For loads over 13′ wide.
Two escorts: For loads over 14′ wide.
Police escort: Needed for loads over 16′ wide.
Maryland oversize permits Wide Load Restrictions
Maryland oversize permits Holiday Restrictions: No movement allowed on major holidays (New Year’s, Memorial Day, July 4th, Labor Day, Thanksgiving, Christmas).
Maryland oversize permits Travel Time: Loads under 150,000 lbs, 13′ wide can travel anytime.
Beltway Restrictions (I-495/I-95 & I-695): Loads over 12′ wide allowed only 9:00 AM to 3:30 PM.
Maryland oversize permits Road/Bridge Restrictions: Must follow federal bridge laws and avoid work zones or obstructing emergency traffic.
Maryland Oversize Permits Seasonal Limits: No official frost laws, but seasonal restrictions may apply per permit based on load type.
Height:
- Maximum permitted is 16 feet, but loads exceeding 14 feet 6 inches require a route survey.
- Loads taller than 13 feet 6 inches are not allowed on flatbeds.
Weight:
- On non-Interstate roads: up to 120,000 pounds gross.
- On Interstate routes: up to 150,000 pounds gross.
- Axle limits:
Single: 27,000 pounds
Tandem: 52,000 pounds
Tridem: 63,000 pounds
Superload: Loads that exceed these limits are classified as superloads. Any load over 120,000 pounds gross on non-Interstate roads falls into the superload category.
What Are The Requirements For a Pilot Car In Maryland
By Length:
- load exceeding 85 feet in total length must be accompanied by at least one escort vehicle.
- Loads 140 feet or longer need two escorts.
By Width:
- Loads wider than 13 feet must be accompanied by one escort.
- For widths of 14 feet or more, two escort vehicles are needed.
- Loads 16 feet wide or greater typically require a police escort.
- In Montgomery and Prince George’s Counties, loads over 12 feet wide on undivided two-lane roads must have two escorts.
By Height:
- Loads with a height of 14 feet 6 inches or more need an escort vehicle with a height pole.
- A route survey is also required when applying for the permit.
By Weight:
- For weights over 120,000 pounds:
One civilian escort is mandatory.
If any portion of the route is non-Interstate, a police escort is required for the entire journey. - For loads exceeding 130,000 pounds:
- A police escort is required even if the route is limited to Interstates
Signage, Flashing Amber lights and flags Requirements and Maryland Additional Information
Signage, Flashing Amber Lights and Flags:
If the vehicle or load exceeds 9 feet in width, “OVERSIZE LOAD” or “WIDE LOAD” signs are mandatory.
Miscellaneous Rules: Construction equipment may travel with blades or buckets attached, up to 12 feet wide. If the blade and the dozer together exceed weight limits, the blade must be transported separately
Maryland Oversize/Overweight Permit fee:
n Maryland, the cost of oversize/overweight permits depends on the load’s type, size, and weight. Fees begin around $25 for a single-trip permit and may exceed $500 for an annual permit. Charges may also include application processing and additional fees based on excess dimensions or weight
Maryland Single Trip OSOW Permits
- Validity: 72 hours
- Purpose: For one-time movement of a non-divisible oversize or overweight load.
- Coverage: Point-to-point travel within the time limits and routes specified on the permit.
- Fee: Starting at approximately $25
- Additional Notes: Subject to extra charges if the load exceeds legal size or weight limits.
Maryland Annual Oversize/Overweight Permits
- Valid For: 12 months
- Maximum Allowed Dimensions Under Annual Permit:
Length: Up to 75 feet
Width: Up to 12 feet
Height: Up to 14 feet
Gross Vehicle Weight: Up to 80,000 lbs - Cost:
Monthly Blanket Permit: $50
Annual Blanket Permit: $500
Overweight Fees and Additional Dimension Charges
- Overweight Fee: $5 per ton over the legal weight limit
- Dimension Surcharge:
Applies if the load exceeds:
12 feet in width
13 feet 6 inches in height
85 feet in length
Combined additional charges may apply, up to a maximum of $500
Maryland Trip Permits (IRP)
- Permit Type: 72-hour trip permit
- Purpose: For out-of-state operators entering Maryland without IRP registration.
- Fee: Includes a processing and handling charge (varies).
Maryland Fuel Permits (IFTA)
- Requirement: IFTA permits are mandatory for motor carriers traveling in Maryland.
- Purpose: To pay fuel use tax and operate legally under IFTA guidelines.
Maryland Specialty Permits:
These permits are issued based on specific conditions, cargo types, or activities.
a. Manufactured Homes / Mobile Homes
- Permit Type: Single-trip permit
- Requirement: Mandatory for public roadway transport
- Additional: May require private or police escorts depending on size
b. Amber Light Permit
- Requirement: Escort vehicles must have amber-colored, roof-mounted warning lights when escorting oversize loads.
c. Loading Zone Permit
- Purpose: Grants non-commercial delivery vehicles the right to use commercial loading zones
- Issued To: Typically local business or delivery operators
Toll Road Fees Additional charges may apply for traveling on Maryland toll roads. These are separate from OSOW permit fees.
Regular Hauling Permits
- Purpose: Required for routine transport not classified as OSOW
- Fee Range: Between $0 and $10,000, depending on the type of application and haul.
Maryland Oversize/Overweight Load Penalties
Fines for operating oversize or overweight vehicles in Maryland are calculated based on how much the load exceeds legal weight limits. The penalty structure ranges from $0.01 per pound for slight excess (up to 1,000 lbs) to $0.40 per pound for more severe violations (over 20,000 lbs).
Important Note: If a vehicle exceeds the allowable weight by more than 5,000 pounds without a permit, it must remain stationary until the extra weight is removed.
FAQ’s
You can contact at (270)908-9656 Express Heavy Haul for Maryland Oversize Permits.
Maryland defines a vehicle as oversize if its width is more than 8 feet 6 inches, its height exceeds 13 feet 6 inches, or its overall length surpasses 85 feet. Any load exceeding these limits requires a special oversize permit before operating on state roads.
The cost of a wide load permit in Maryland varies depending on the size, weight, and route of the load. Typically, single trip permits start at $10 and can increase based on additional dimensions and axle weight.
Yes, Maryland accepts electronic versions of oversize and overweight permits. Drivers may display the permits on a digital device during inspections as long as they are clearly readable.
In most cases, oversize loads are restricted to daylight hours only. Travel is typically permitted 30 minutes before sunrise until 30 minutes after sunset, and night travel is generally not allowed unless specifically authorized in the permit.
Escort vehicle usage within Maryland is determined by the specific dimensions of width, height, or length being transported. For example, loads over 12 feet wide usually require one escort, and loads exceeding 14 feet wide may require two escorts. Height over 15 feet 6 inches may also require a pole car.
Maryland requires all oversize or overweight vehicles to obtain a permit prior to travel. Movement is limited to authorized timeframes, and based on size, escort vehicles may be required. Special restrictions apply near holidays, urban areas, and during adverse weather.
In Maryland, the legal maximum width for a vehicle is 8 feet 6 inches. Anything wider is considered a wide load and requires an oversize permit.
Oversize transport is permitted from 30 minutes prior to sunrise until 30 minutes past sunset, Monday through Saturday. Sunday and holiday travel is generally prohibited unless specified in the permit.
Oversize travel at night is not typically allowed in Maryland. Exceptions may be granted for certain loads, but they must be explicitly stated in the issued permit.
The standard travel window for oversize loads in Maryland is from 30 minutes before sunrise to 30 minutes after sunset, Monday through Saturday. Travel during nighttime hours or on holidays is not allowed unless special authorization is granted.
In Maryland, the maximum legal height for any vehicle without requiring an oversize permit is 13 feet 6 inches.
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Get Your Maryland Oversize Permits - Trucking Permits
If your vehicle exceeds those numbers, it’s likely overweight or hauling an oversize load. Let Express Heavyhaul Trucking Permits help get you your Maryland oversize or overweight permit. State Direct. 24/7 Live Service. Order Online Today. Trip & Fuel Combo Permits. Types: Oversize, Overweight, Trip.
