The Payment Certificate Issued document records the certified value of the subcontractor's work, based on the Payment Application Received. It represents the main certification document confirming the amount payable to the subcontractor for the current period.
The Payment Certificate Issued document is primarily generated from the received Payment Application using the Generate function, which automatically pulls in all default information.

Alternatively, it can be created manually in the Project Costing or Purchasing module.

2. Purchasing → Subcontractors Management → Payment certificate Issued.

It captures the main details of the certification:
Apply Retention - Withholds a specified portion of the payment according to the contract’s retention rules.
Ret. VAT at Retention Invoice - Applies VAT to the retention amount when the retention invoice is issued.
Both options are automatically set based on the linked contract and are non-editable in the document.

Displays the work items or services being certified for the current period.
Subcontractor WBS - Optional code to identify work as defined by the subcontractor.
UOM - Unit of measure (e.g., m, pcs, hrs).
Price- Unit rate as defined in the SA.

Quantity - Quantity of work certified in this certificate
Amount (Excl. VAT) - Certified amount excluding VAT.
VAT % - Applicable VAT rate (e.g., 5%).
Retention-
VAT Amount - VAT on the non-retained portion.
Total - Final amount payable, including VAT, after retention.
Project WBS - Work Breakdown Structure reference.
Requisition - Reference to the requisition document.
Comment - notes for clarification or remarks.

The Summary Tab provides a consolidated view of key quantities and financial metrics throughout the subcontractor payment process, allowing quick comparison across different stages:
Agreement - Original contract quantity and value agreed with the subcontractor.
Payment Application - Quantity and value claimed by the subcontractor in submitted applications.
Payment Certificate - Quantity & value certified to the subcontractor
Invoiced - Quantity and value formally invoiced by subcontractor for payment.
Each section displays:
Qty - units of work.
Amount - value of the work.

Used to record amounts that need to be deducted from a subcontractor’s payment certificate.
Item - The deducted service, work item, or reason for deduction.
Quantity - Quantity being deducted.
UOM (Unit of Measure) - Measurement unit for the quantity.
Price - Unit rate of the item.
VAT% - Applicable VAT rate
Note: VAT rate and amount shown are for calculation purposes only and will not be posted as Input VAT or treated as recoverable VAT. Proper VAT accounting requires recording an Invoice Received for the deduction.
Amount - Total deduction value before VAT.
Total Amount - Total deduction amount including VAT (Net + VAT).
GL Account - Ledger account where the deduction is posted.
Department - Department responsible for or related to the deduction.
Business Activity-Type of business activity associated with the deduction
Income Item-Income category or account linked to the deduction
Comment-Free-text field for notes or explanations about the deduction

The offset can be entered manually or carried forward from the Payment Application received. It doesn’t perform the actual financial offset but helps prefill the offset value in the progressive invoice, avoiding the need for re-selection.

Includes optional and reference fields for internal notes or cross-references:
In Doc. # - Reference number of the incoming or related document.
In Doc Date - Date of the linked or received document.
Department - Department responsible for preparing or managing the certificate.
Responsible - Person accountable for review, approval, or submission.
Additional Data for Print - Template or text source used for printed terms and conditions.

Two standard print layouts are available for Payment Certificate documents.

a) Payment Certificate - Detailed layout showing certified items, deductions, and payable values.

b) Payment Certificate (Summary) - Simplified version displaying overall certified amounts and totals.
