Updates Time Base Change in one step starting at position.

• In PeopleSoft 9.2 Time Base Change needs to be changed in Position then moved to Job row.  

• This new code serves the same purpose as PAY/TBC, but initiates in Position instead.  Will apply to any positions except pooled positions. Position number not changing.

• Use 'Update incumbents' to send over to Job to eliminate need for overriding Position.