What is an EMD in Amadeus?

An EMD (Electronic Miscellaneous Document) records what a client pays the airline besides the flight. An EMD-A is tied to a ticket coupon (paid seat, extra bag); an EMD-S stands alone (change fee, deposit).
Unofficial guide, written with AI
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When

The client pays the airline for something that is not the flight itself — a seat, a bag, a change fee, a deposit — and it must be documented like a ticket.

What it is

An EMD (Electronic Miscellaneous Document) is the IATA standard document for charges collected outside a ticket; it replaced the paper MCO. It has its own 13-digit number, is issued on the airline's prefix and is billed through BSP like a ticket.

TypeLinked to a flight coupon?Examples
EMD-A (associated)Yes — each EMD coupon is tied to an e-ticket coupon and used with itpaid seat, prepaid bag, sports equipment
EMD-S (standalone)No (may refer to a ticket for information)change fee, name change fee, group deposit, residual value

Every EMD carries an RFIC (reason for issuance, IATA group) and one or more RFISCs (the airline's sub-code for the exact service):

RFICGroupExamples
AAir transportationseat, upgrade
BSurface / non-airbus, car
CBaggageextra bag, sports equipment
DFinancial impactchange fee, deposit, residual value
EAirport serviceslounge
FMerchandise
GIn-flight servicesmeals, beverages
IIndividual airline use

Steps (the flow in one line)

Book the service (SSR or SVC) → price it into a TSM-P (FXG or TMC) → add form of payment → issue (TTM) → display (EWD).

Traps

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