The Certifications (Payment Not Allowed) Tab displays the Certifications that have been designated to not allow payment. The Certifications are set to Payment Not Allowed when: the Allow Payment Check Box is un-checked when certifying a PO, an invoice is entered without a Receiver/Received Date OR the Allow Payment Check Box is un-checked in Vendor Maintenance.
Click the Options Menu, Certifications/Payments to access Payments/Unpaid Certifications.
To allow payment for the Certifications which have been marked as payment not allowed:
Use the Fund Slider to select the Fund in which you want to work.
Check the Select Check Box next to the Vendor.
Click 
.
Note: After you set the "Allow Payment" for a Certification, the System will move the Certification to the Certifications (Payment Allowed) Tab.