Loading legacy payroll YTD Payroll History for an employee into JDE payroll history

Forgive me for I have a blank in memory, I have done this before however do not remember how to address the G/L aspect of it.

I want to load into JDE the YTD payroll history of an employee previously paid through another payroll system used. Whatever payroll system was then used, the JDE G/L was impacted accordingly. Now all I want is to have JDE payroll history reflecting what the employee was paid with the other payroll system so that all balances are available to keep paying the employee for the remaining of the year all the while taking into consideration any maximum limitation that could be reached since the employee was paid all year although on two different payroll systems therefore some maximum may