Can we restrict Non PO based invoices for all vendor not display in payment process request Template

We have two types of invoices payment
1.PO based Invoice
2. Non PO based Invoice.
Requirement.
we have term based template for all vendor. Now user want only PO based invoice(all vendor invoices) display in 30 days term date. Note that we have 370 vendors and currently user manually remove Non-Po based invoices from template. This is an lengthy activity whenever user create bulk payments.
we have requirement to restrict Non-PO based invoices from payment process template