The Pay Invoice interface is used to record payments made to a vendor and apply those payments to outstanding invoices. This ensures accurate vendor balances, proper allocation of payments, and up‑to‑date financial reporting.
The interface is accessed from the Vendor Detail workspace and integrates with Vendor Centre, Vendor Invoices, Vendor Credits, and General Transactions.

Users can open the Pay Invoice feature from the Invoices & Payments section within Vendor Detail.
What you see in the feature:
These fields help confirm the correct invoice before applying payment.
The Pay Invoice feature includes the following fields:
The date the payment was made or will be recorded.
Automatically populated based on the selected invoice.
Displays the invoice’s due date for reference.
Optional notes describing the payment (e.g., EFT Payment, Cheque #1023).
The amount being paid toward the invoice.
Displayed for reference; taxes are already included in the invoice totals.
The total amount applied to the invoice.
When entering a payment:
Payments immediately update:

After posting a payment:
If the full invoice amount is applied.
If only part of the invoice is covered.
If no payment has been applied.
These statuses appear in the Invoices & Payments table in Vendor Detail.
The Vendor Detail interface displays all financial activity for the vendor, including:
Example from your screen:
This table helps users track outstanding balances and payment history.
When a payment is posted:
This ensures accurate financial reconciliation.
Closes the Pay Invoice feature without saving any changes.
Finalizes the payment and updates all related financial records.
The Pay Invoice interface provides a structured, accurate method for recording vendor payments and applying them to outstanding invoices. With clear invoice details, payment fields, and automatic balance updates, it ensures consistent vendor accounting and reliable financial reporting.