Code identifying which transaction is being referenced.

Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.

A unique identifier designating the company initiating the funds transfer instructions. The first character is one-digit ANSI identification code designation (ICD) followed by the nine-digit identification number which may be an IRS employer identification number (EIN), data universal numbering system (DUNS), or a user assigned number. The ICD for an EIN is 1, DUNS is 3, user assigned number is 9.

Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.