MasterCard Rules (PDF)

c. The basis for calculation of the exchange rate.
Europe Region Rules
3.6 Provision and Use of Information
d. Notice that exchange rates can fluctuate and that they may change
between the time when the transaction is made and the time when it is
billed to the Cardholder’s account.
e. For credit and charge Cards, information concerning any auxiliary
charges applicable to the account linked to the Card: for example, fees
for additional statements, account excess fees and late payment fees.
f. The Cardholder’s liability, including the cost, if the Card is lost or stolen.
This information must be stated clearly in the body of the product
literature. The Cardholder must also be told what to do if the Card
is lost or stolen.
g. The standard limit, if any, up to which the Cardholder can use the Card.
h. Information concerning when the Transaction is likely to be billed to
the Cardholder’s account.
i. Information required to be provided by Rule 3.6.5.2 herein.
2. At the Time of Billing the Transaction
As applicable, the following information must be provided to the
Cardholder.
a. Transaction type (for example sale, ATM cash withdrawal, cash
advance), and location (if technically feasible).
b. Amount in Transaction currency.
c. Amount in billing currency.
d. Exchange rate applied.
e. Total commission applied (if applicable).
f. Interest rate applied (if applicable).
3.6.1.2 Information to Merchants
This additional Rule applies only in the EEA.
An Acquirer:
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MasterCard Rules • 12 December 2012 12-9