To define the source and related information about the income being reported
Code specifying the nature or source of income
Code indicating the date format, time format, or date and time format
Expression of a date, a time, or range of dates, times or dates and times
SOI03 states the dates of the income identified.
A generic number
SOI04 states the number of months of the income identified.
Code indicating a Yes or No condition or response
SOI05 indicates whether income has been verified. A "Y" indicates the income has been verified; an "N" indicates income has not been verified.