Payment of Supplier Invoice

  • All invoices must be sent to quoting a valid purchase order number for processing. The PO must be receipted in order for the payments office staff to match the invoice to the PO.
  • If you have any issues receipting or amending POs please contact
  • NO PO NO PAY - Will be implemented 01/09/2022 

Before Placing an Order:

  • Please ensure that Procurement Procedures are fully complied with; 
  • The payments office must be in possession of a current tax clearance certificate prior to any invoice being paid. Where an order has been placed by any staff member, the responsibility to obtain a tax-clearance certificate lies with the staff member placing the order to ensure that this requirement is met. Staff members are strongly advised to seek this certificate prior to placing any order, either by checking with the payments office or seeking the certificate directly from the supplier. Tax Clearance Certificates are required for suppliers exceeding €10,000 payments in any financial year. 

Disputed Invoices:

  • The University is obliged under the Late Payments in Commercial Transactions Regulations 2002 to pay all invoices within 30 days; 
  • Details of disputed invoices should be documented by departments. When resolved, details of the dispute and resolution date should be detailed on the email with invoice when forwarding to the payments office to avoid Prompt Payment Interest. 

Payment of Invoices;

  • Payment runs are processed weekly starting on a Wednesday and take 3 - 4 working days to complete;
  • Irish suppliers are paid by Electronic Funds Transfer with a Remittance Advice being forwarded confirming payment; 
  • Foreign suppliers are paid Electronic Funds Transfer with a Remittance Advice being forwarded confirming payment:
  • Payments held awaiting Tax Clearance Certificates will be paid within 14 days of the receipt of such certificates; 
  • For information relating to Professional Services Withholding Tax, Tax Clearance Certificates and Late Payments in Commercial Transactions Regulations 2002, please refer to Public Sector Requirements.