RATE_BASIS is an optional field used to hold the unit of measure that the wage rate is being expressed in.

X_RATE_BASIS is a fixed lexicon with the following values:
Saved
Value
Displayed ValueMeaning
01 YRYearly/Annual
02 MOMonthly
03 SMSemi-monthly
04 BWBi-weekly
05 WKWeekly
06 DYDaily
07 HRHourly
08 UNUnit
09 CTContract - Normally used for Premiums not Pay Lines
10 CLContract Limit - Normally used for Premiums not Pay Lines
15 $Amount