Short-pay variance

Subject: [Job] Invoice [###] — payment variance $[ ]

Hello [AP name],

Thank you for the payment of $[received] on [date] against Invoice [###].

We show a remaining $[variance] equal to [CO / retainage / quantity line], attached.

Please confirm how you would like to close the line. We can accept ACH or wire.

Thank you,
[Name]

• Courteous. Dated. Attach the executed CO.
• Copy Eric. Log follow-up.