CAB Card: A document for truck registration, typically required for commercial vehicles.

CARB (California Air Resources Board): Regulatory body responsible for California's air quality, including vehicle emissions regulations.

CDL (Commercial Driver's License): A license required to operate commercial vehicles like trucks and buses.

Cell Phone: A mobile phone used for communication, crucial for real-time coordination in trucking.

Central Time: A time zone in the central part of the United States, important for scheduling and tracking in trucking operations.

Certificate Holder: An additional insured party on an insurance policy, often included in broker arrangements.

Check-in: The process of registering at a loading or unloading site in trucking operations.

Clean Bills (Clean BOL): A bill of lading document without any notes of damaged goods, indicating a smooth transport.

Clean Load: Cargo that is free of contaminants and ready for transport, often referring to food-grade shipments.

COI (Certificate of Insurance): A document certifying an insurance policy, essential for trucking operations.

Coil: A roll of material, often metal, used as cargo in trucking.

Com Check: A method for quick payment in the trucking industry, often used for fuel, repairs, and other expenses.

Commodity: The type of goods being transported, which can vary widely in the trucking industry.

Conestoga: A flatbed trailer with a movable tarp system, allowing for versatility in cargo types.

Consignee: The recipient of a shipment, the party to whom the cargo is delivered.

Corner Protectors: Devices used to protect cargo from damage during transport, especially when secured with straps.

Carrier Packet: A set of documents required from carriers, including MC number, W9 form, proof of insurance, etc.

Cash on Delivery (COD): A payment method where payment is made in cash upon delivery of goods.

Chassis: A frame used for mounting and transporting containers in intermodal shipping.

Cross-Docking: A logistics process where cargo is unloaded from one vehicle and immediately loaded onto another, minimizing storage time.

Cubing Out: Occurs when a truck reaches its volume capacity before its weight limit, impacting load planning.

Curtainside: A type of trailer with flexible sides (curtains) for easy loading and unloading, offering versatility in cargo handling.

Cabotage: The transportation of goods or passengers within a country by a foreign carrier, subject to local regulations.