An agency debit memo (ADM) is a notice sent, normally by an airline, to a travel agent, requiring the recipient to pay a sum of money to the sender. A frequent reason for issue of an ADM is when an air travel ticket has been issued and its rules have not been fully complied with, such as when the fare rules require tickets to be issued within three days of creating the
PNR or reservation, and the ticket was issued on the fifth day.
Other reasons can include:
- Holding a seat on a flight, even after the
airline
An airline is a company that provides civil aviation, air transport services for traveling passengers or freight (cargo). Airlines use aircraft to supply these services and may form partnerships or Airline alliance, alliances with other airlines ...
has cancelled your space, and not removing it before the
aircraft
An aircraft ( aircraft) is a vehicle that is able to flight, fly by gaining support from the Atmosphere of Earth, air. It counters the force of gravity by using either Buoyancy, static lift or the Lift (force), dynamic lift of an airfoil, or, i ...
departs.
- "Origin and Destination abuse": i.e. On a flight from Sydney to London that goes through Dubai, holding in space in the lowest fare class from Sydney to Dubai, and holding in space in the lowest fare class from
Dubai
Dubai (Help:IPA/English, /duːˈbaɪ/ Help:Pronunciation respelling key, ''doo-BYE''; Modern Standard Arabic, Modern Standard Arabic: ; Emirati Arabic, Emirati Arabic: , Romanization of Arabic, romanized: Help:IPA/English, /diˈbej/) is the Lis ...
to
London
London is the Capital city, capital and List of urban areas in the United Kingdom, largest city of both England and the United Kingdom, with a population of in . London metropolitan area, Its wider metropolitan area is the largest in Wester ...
, instead of looking at the available fare levels for the entire single journey length.
- Booking additional sectors within an already ticketed
PNR (especially the case with
British Airways
British Airways plc (BA) is the flag carrier of the United Kingdom. It is headquartered in London, England, near its main Airline hub, hub at Heathrow Airport.
The airline is the second largest UK-based carrier, based on fleet size and pass ...
).
- Booking a separate, short, unrelated flight at the end of a large
itinerary
Itinerary or Itineraries or Itinerarium may refer to:
Travel
* Itinerarium, an Ancient Roman road map in the form of a listing of cities, villages, and other stops, with the intervening distances
* ''Itinerarium Burdigalense'', also known as the ...
, causing the GDS to price the fare with a notably lower fuel surcharge.....
- Rebooking and ticket reissue not completed at the same time, or within a set time frame.
Airline tickets
{{aviation-stub