Sep. allowances are subject to tax starting on &; check the receipt date

What causes this issue?

The amount in the receipt you have entered is tax-exempt. However, the
separation allowance is taxable as per the receipt date.

System Response

Error in the validation check

How to fix this error?

Either enter the correct receipt date, or select a different (taxable)
expense type for the amount.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.