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Understanding Federal Trucking Regulations for Truck Drivers in South Carolina

Truck drivers and fleet operators in South Carolina must understand federal regulations designed to ensure safety on the roads. The Federal Motor Carrier Safety Administration (FMCSA) establishes and enforces these standards. They govern how long drivers can operate vehicles and how cargo must be secured. Understanding these regulations protects drivers from violations. It helps fleet managers maintain compliance. Most importantly, it keeps everyone on South Carolina’s roads safer. Whether you drive commercially across state lines or operate within South Carolina, federal trucking regulations directly impact your daily operations and legal obligations. If you’ve been injured in a truck collision, Goings Law Firm, LLC‘s experienced truck accident lawyers in Columbia can help you understand your rights and pursue compensation for your injuries.

Federal Motor Carrier Safety Administration (FMCSA) Overview

The FMCSA, a division of the U.S. Department of Transportation, creates and enforces safety regulations for commercial motor vehicles. South Carolina has adopted the federal standards outlined in FMCSA Parts 382, 383, 385, 387, and 390-399, along with any amendments that occur. These regulations establish minimum safety standards that apply to all commercial drivers and motor carriers operating in the state.

The FMCSA’s mission focuses on reducing crashes, injuries, and fatalities involving large trucks and buses. Compliance with these regulations demonstrates a commitment to safety. It protects drivers from civil and criminal liability. Fleet managers who enforce FMCSA standards reduce accident rates and insurance costs. They also protect their drivers from violations. For more information about truck accident liability, consult with Goings Law Firm, LLC‘s experienced legal team in Columbia, SC. Our attorneys have recovered millions for injured truck accident victims throughout South Carolina.

Hours of Service Regulations for Truck Drivers

Federal hours of service rules limit how long truck drivers can operate vehicles and require mandatory rest periods. Property-carrying drivers—those transporting cargo—must follow these standards established by 49 CFR § 395.8:

  • 11-Hour Driving Limit: Drivers may operate a commercial vehicle for a maximum of 11 hours after taking 10 consecutive hours off-duty
  • 14-Hour Duty Window: All driving must occur within a 14-hour window that begins when the driver comes on duty
  • 30-Minute Break Requirement: After 8 cumulative hours of driving, drivers must take a 30-minute break
  • 70-Hour/8-Day Limit: Drivers cannot exceed 70 hours of on-duty time in any 8-day period
  • 60-Hour/7-Day Limit: Alternatively, drivers cannot exceed 60 hours of on-duty time in any 7-day period
  • 34-Hour Reset: Drivers can reset their weekly hours by taking 34 consecutive hours off-duty.

Violations of these hours of service regulations can result in serious consequences for both drivers and employers.

Adverse Conditions and Short-Haul Exceptions

The FMCSA recognizes that certain situations require flexibility. Drivers facing unforeseen adverse weather or traffic conditions that could not reasonably have been known at dispatch may extend their driving time by up to 2 hours. These conditions must be documented in the driver’s ELD or logbook. Additionally, short-haul operations—typically local deliveries within a 100-air-mile radius—may qualify for exemptions from certain record-keeping requirements, though employers must maintain daily time records for 6 months. Driving limits still apply. Violations of these regulations can lead to serious consequences, including truck driver citations and fines. If you’ve been injured due to a fatigued driver violating hours of service rules, contact Goings Law Firm, LLC for a free case evaluation.

Commercial Driver’s License (CDL) Requirements

Operating a commercial truck in South Carolina requires a Commercial Driver’s License. The CDL process ensures drivers possess the knowledge and skills necessary to operate large vehicles safely. According to 49 CFR § 391.11, specific age and qualification requirements apply.

Age Requirements: Drivers must be at least 18 years old to operate commercial vehicles within South Carolina and at least 21 years old to drive across state lines.

Knowledge and Skills Testing: Applicants must pass written knowledge tests covering vehicle operation, safety procedures, and regulations specific to their vehicle class. Skills testing includes a pre-trip inspection, basic vehicle control, and an on-road driving examination.

Medical Certification: Drivers must obtain a medical certificate from an approved examiner, demonstrating they meet physical and mental health standards.

Hazmat Endorsement: Drivers transporting hazardous materials must pass an additional knowledge test and background check to obtain a hazmat endorsement. If you have questions about CDL requirements or have been injured due to a driver’s negligence, contact our team today. Our truck accident attorneys understand how regulatory violations contribute to accidents and injuries.

Vehicle Weight Limits and Cargo Regulations

South Carolina enforces strict weight limits to protect road infrastructure and ensure safety. These limits vary depending on road type and axle configuration, as outlined in 49 CFR § 658.

  • Interstate Roads: Trucks on interstate highways may carry up to 80,000 pounds total, with specific per-axle limits.
  • Non-Interstate Roads: Trucks on non-interstate roads cannot exceed 20,000 pounds on a single axle (with a 10% tolerance allowance).
  • Load Securement: All cargo must be properly secured to prevent shifting, falling, or creating hazards. Federal regulations specify securement methods based on cargo type. Violations result in citations, fines, and potential out-of-service orders. If you’ve been injured due to improper load securement or an auto accident caused by an overloaded truck, contact Goings Law Firm, LLC for legal assistance. Our team has successfully represented clients injured by overloaded trucks and negligent carriers.

Electronic Logging Devices (ELD) Requirements

Most commercial drivers must use Electronic Logging Devices to record hours of service automatically. ELDs replace paper logbooks and provide real-time monitoring of driving hours, rest periods, and vehicle location. The FMCSA ELD mandate applies to most commercial drivers subject to hours of service regulations.

Mandatory Compliance: Drivers subject to hours of service regulations must use FMCSA-approved ELDs.

Record-Keeping: ELDs automatically record driving time, on-duty time, off-duty time, and sleeper berth time.

Exceptions: Certain short-haul operations and drivers with specific exemptions may continue using paper records.

Penalties: Operating without a required ELD or falsifying records result in significant fines and potential out-of-service status. Robert F. Goings, our lead attorney, has extensive experience handling trucking regulation violations and has recovered substantial settlements for injured victims. Falsified ELD records often indicate driver negligence and can strengthen your personal injury claim.

Vehicle Maintenance and Safety Inspections

Commercial vehicles must meet strict maintenance and safety standards. Drivers bear responsibility for ensuring their vehicles operate safely. The Commercial Vehicle Safety Alliance (CVSA) establishes inspection standards that law enforcement uses during roadside inspections.

Pre-Trip Inspections: Drivers must inspect vehicles before operating them, checking brakes, lights, tires, steering, and safety equipment.

Post-Trip Reports: Drivers must report any defects or mechanical issues discovered during operation.

CVSA Standards: The Commercial Vehicle Safety Alliance establishes inspection standards that law enforcement uses during roadside inspections.

Out-of-Service Criteria: Vehicles with serious defects—such as failed brakes or non-functional lights—receive out-of-service orders until repairs are completed. Maintenance failures can contribute to serious accidents. Learn more about truck accident causes and how Goings Law Firm, LLC helps injured victims. Defective trucks are a leading cause of catastrophic truck accidents in South Carolina.

Drug and Alcohol Testing Requirements

The FMCSA mandates drug and alcohol testing to maintain safety standards and prevent impaired driving. These requirements are detailed in 49 CFR Part 382.

Pre-Employment Testing: All commercial drivers must pass drug and alcohol tests before employment.

Random Testing: Employers must conduct random testing of their driver workforce.

Post-Accident Testing: Drivers involved in accidents resulting in injury, death, or significant property damage must submit to testing.

Prohibited Substances: Drivers cannot operate vehicles while under the influence of alcohol, marijuana, cocaine, amphetamines, or other controlled substances.

Consequences: Positive results result in disqualification from driving and potential criminal charges. If you’ve been injured by an impaired truck driver, our attorneys can help you pursue compensation. We’ve successfully represented victims of drunk driving accidents and hold negligent drivers accountable.

Common Violations and Legal Consequences

Violating federal trucking regulations carries serious consequences for drivers and employers.

Fatigued Driving: Operating beyond hours of service limits endangers everyone on the road and results in citations and fines. Fatigued drivers cause preventable accidents that injure and kill innocent people.

Overloaded Vehicles: Exceeding weight limits damages roads and increases accident risk.

Hours of Service Infractions: Falsifying logbooks or ELD records constitutes fraud.

Improper Load Securement: Unsecured cargo can fall onto other vehicles, causing accidents and injuries.

Employer Liability: Under the respondeat superior doctrine, employers bear liability for violations committed by their drivers during employment. Civil lawsuits often follow accidents involving regulatory violations, resulting in significant damages. If you’ve suffered injuries in a truck accident, Goings Law Firm, LLC‘s attorneys can help you pursue compensation. Our firm has recovered millions in truck accident settlements for injured victims throughout South Carolina.

Frequently Asked Questions

What is the maximum number of hours a truck driver can work in South Carolina?

Property-carrying drivers can operate for a maximum of 11 hours after taking 10 consecutive hours off-duty. All driving must occur within a 14-hour duty window. Weekly limits cap driving at 70 hours in 8 days or 60 hours in 7 days. Violations of these hours of service rules often indicate driver negligence.

Do I need a CDL to drive a commercial truck in South Carolina?

Yes, operating a commercial truck requires a Commercial Driver’s License. You must be at least 18 years old for intrastate driving and 21 years old for interstate operations. You must pass knowledge and skills tests and obtain medical certification.

What are the weight limits for trucks on South Carolina roads?

Trucks on non-interstate roads cannot exceed 20,000 pounds on a single axle (with a 10% tolerance). Interstate highways allow up to 80,000 pounds total with specific per-axle limits.

Are electronic logging devices required for all truck drivers?

Most commercial drivers subject to hours of service regulations must use FMCSA-approved ELDs. Certain short-haul operations and drivers with specific exemptions may use paper records.

What happens if I violate federal trucking regulations?

Violations result in citations, fines, out-of-service orders, and potential disqualification from driving. Serious violations can lead to criminal charges. Employers may face liability for violations committed by their drivers.

How can a truck accident attorney help with regulatory violations?

An attorney can review your case and identify regulatory violations that contributed to an accident. We pursue compensation from responsible parties. If you face citations or violations, legal representation protects your rights and explores defense options. Contact Goings Law Firm, LLC today for a free consultation.

What should I do if I’ve been injured in a truck accident?

If you’ve been injured in a truck accident in South Carolina, document the scene, gather witness information, and seek medical attention immediately. Contact Goings Law Firm, LLC to discuss your case and understand your legal options for pursuing compensation. Our personal injury attorneys have recovered substantial compensation for injured victims.

Contact Goings Law Firm, LLC

If you face charges related to trucking violations or have been injured in a truck accident, Goings Law Firm, LLC can help. Our Columbia-based legal team handles trucking matters throughout South Carolina. We understand federal regulations and how violations impact liability and compensation. See our client reviews to find out why clients choose us. Contact us today to discuss your case.


Last Updated : October 27, 2025