| Dangerous Goods |
 Articles or substances which are capable of posting a significant risk to health, safety, or property when transported by air if not packaged according to federal regulations. |
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| Declared Value for Carriage |
| The value of goods declared to the carrier by the shipper for the purposes of determining charges or establishing the limit of the carrier's liability for loss, damage, or delay. |
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| Declared Value for Customs |
| The selling price of the contents or the replacement cost if the contents are not for resale. The amount must be equal to or greater than the declared value. |
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| Delivery Authorization Document - (DAD) |
| A customs term for a 7512 (I.T.) or a 3461 (Clearance) or a straight Air Waybill stamped by customs. |
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| Department of Transportation - (DOT) |
| An executive department of the U.S. Government established by the Department of Transportation Act of 1966 for the purpose of developing national transportation policies. |
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| Destination |
| The final stop of cargo that is being transported. Sometimes referred to as the final destination. |
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| Demurrage |
| A variable fee charged to carriers and/or customers for the use of carrier-owned ULD - Unit Load Devices beyond the free-time allotment. |
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| Dimensional Weight |
| The conversion of the cubic space of a shipment into pounds. Commonly referred to as dim weight. The international term is volume weight. |
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| Direct Flight |
| A direct flight is from origin to destination with a stop(s) enroute. It can also be non-stop. |
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| Distribution Service |
| A service under which an airline accepts one shipment from one shipper and, after transporting it as a single shipment, separates it into a number of parts at destination and distributes them to numerous receivers. No time limit exists. |
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| Diversion |
| Landing at a location other than the planned destination. |
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| Documentation |
| The required paperwork accompanying a shipment such as an Air Waybill, a health certificate, invoices, shipper's export declaration, etc. |
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| Door-To-Door |
| Used when pick-up and delivery service applies. |
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| Drop-Off |
| Shipper delivers shipment(s) to the Air carrier for transportation. See Tender. |
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| Drop Time |
| A published time frame at each airport city when the shipper must drop off cargo prior to flight departure. |
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| Duty |
| A tax imposed on imports by the customs authority of a country. Duties are generally based on the value of goods, other factors such as weight or quantity limits, or a combination of value and other factors. |
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