Services provided by an airline in addition to the normal transportation service. These charges are not included in the basic weight rate charge.
Common accessorial services include:
advancement of charges, pick-up, delivery, C.O.D. service, signature service, storage, demurrage, and loading/unloading.
A specific number assigned by any airline, to an approved customer, used for billing and other computerized functions.
What the shipment actually weighs on a scale.
The shipper must make arrangements with the carrier prior to the intended date of shipping. See Booking.
Advancement of Charges:
A service under which airlines, in some instances, pay incidental charges arising before or after airhaul. Examples would include cartage and warehousing costs. These charges can be paid in advance for the convenience of either the Shipper or Consignee.