Source Technologies STI MICR ST9335 - Manual (Page 12)

Secure MICR Printer User’s Guide
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Source Technologies
July 2003 Page 8 All rights reserved
Routing Field Positions 43 to 33
The routing field is bounded by Transit Symbols (
:) in positions 43 and 33. It
contains fixed format information about the drawee institution. Consult with your
bank for the specific data field to be placed here for each of your accounts.
On-Us Field Positions 32 to 14
The On-us field contains the makers’ account number. The structure and content of
this field is left to the drawee bank. On personal checks this field also contains the
check serial numbers. The On-Us field may not consist of more than 19 characters.
An On-Us (
;) symbol must appear immediately to the right of the account number.
Blank Field Position 13
Position 13 is always left blank.
Amount Field Positions 1 to 12
The amount field is the right most field in the MICR line. It remains blank until it is
printed by the bank of first deposit. When the check enters the banking system, the
bank of first deposit encodes this field from data in the convenience amount field. It
will be bounded by Amount Symbols (
/).
Section 3: MICR Check Design