Maestro Global Rules (PDF) - MasterCard

NOTE
Acquiring
7.9 POS Terminal and Terminal Requirements
Regional Rule variations on this topic appear in Chapter 17, “Europe Region,”
and Chapter 20, “United States Region,” of this rulebook, and Rule variations on
this topic appear in Chapter 21, “Maestro PayPass,” of this rulebook.
7.9.1 Card Reader
POS Terminals and Terminals must have a magnetic stripe reader capable of
reading track 2 data encoded on Cards.
NOTE
A Rule variation on this topic appears in Chapter 21, “Maestro PayPass,” of this
rulebook.
7.9.2 Manual Key-entry of PAN
Transactions must not be performed if neither the magnetic stripe nor the chip
on the Card can be read for any reason.
NOTE
Regional Rule variations on this topic appear in Chapter 15, “Asia/Pacific Region,”
Chapter 17, “Europe Region,” and Chapter 20, “United States Region,” of this
rulebook, and a Rule variation on this topic appears in Chapter 21, “Maestro
PayPass,” of this rulebook.
7.9.3 PIN Entry Device
PIN entry devices must:
1. have a numeric keyboard to enable the entry of PINs;
2. have an ‘enter key’ function, in order to indicate the completion of the
entry of a variable length PIN;
3. accept PINs having four (4) to six (6) numeric characters. Note: The
Corporation strongly recommends that PINs up to twelve (12) characters
be supported.
Regional Rule variations on this topic appears in Chapter 16, “Canada Region,”
and Chapter 20, “United States Region,” of this rulebook, and a Rule variation on
this topic appears in Chapter 21, “Maestro PayPass,” of this rulebook.
7.9.4 Function Keys
It is recommended that a “cancel” function is provided in order to cancel
a Transaction if an error is made, or if the Cardholder wishes to stop the
Transaction before it is transmitted for authorization.
If an Acquirer allows for the cancellation of Transactions, a reversal must be
sent for any Transaction that was canceled after it was authorized.
©1993–2012 MasterCard. Proprietary. All rights reserved.
Maestro Global Rules • 9 November 2012 7-29