Code identifying purpose of transaction set.

Date (YYMMDD).

Time expressed in 24-hour clock time as follows: HHMM, or HHMMSS, or HHMMSSD, or HHMMSSDD, where H = hours (00-23), M = minutes (00-59), S = integer seconds (00-59) and DD = decimal seconds; decimal seconds are expressed as follows: D = tenths (0-9) and DD = hundredths (00-99)

Code qualifying the Reference Number.

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

Standard Carrier Alpha Code