Go to Settings - Salary items :
Position yourself on the item (DO NOT uncheck it):
On the Global tab, (which becomes grey as soon as the item has already been used), the item type must be OASI/AI/APG (loss of earnings) and the field Social deductions item must be ticked..
In the tab Computation elements, the box Active for minors must be unchecked and the box Active for pensioners must be checked. The amount of the OASI pensioners deduction must be indicated.
The box End of period rectification must also be ticked.
The insurance contract must be the one that was defined. (In case of doubt about the it, see here )
On the Employee's share, indicate the contribution rate to be applied to the employee's salary:
On the Employer's share, indicate the contribution rate to be applied to the employee's salary:
In the tab Applied to, you will find the items to which the OASI is applied :
On the Subject to tab, you will find fields to which the AVS is subject. There are therefore no fields checked EXCEPT if the contribution to the OASI administration costs is calculated on the basis of AVS contributions and not on the payroll:
On the Statistics/Certificate tab, the Group of fields is Social contributions and the box OASI/AI/APG/AC/AANP contributions (9) must be checked :