Sample Letter of Complaint About Incorrect Billing


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How to file a complaint about a mistake on an invoice

Check your invoices and bills as soon as possible since mistakes might arise. You should call the firm immediately if you realize an invoice has an inaccurate amount.

Also See: Sample letter notifying customers of a discontinued product

Sample 1: Letter of Complaint About Incorrect Billing

[Your name or your business’ name]


[Contact name – from invoice]

[Business Name]

[Business Address]


Invoice no: 123456

Dear [Contact name],

Please find attached your invoice no: 123456 dated [Date]. In this invoice, it appears that you have charged [me or Business name] an incorrect amount of money for [Item/s]. As per our [Document] dated [Date], the correct charge for [Item/s] should be [Correct Amount of Money].

Please would you provide a corrected invoice reflecting the correct charge for [Item/s] before payment will be made? Once I/we receive a corrected invoice I/we will make payment as fast as possible.

!!!(The following sentence is to be used if you are a business)!!!

Should this be outside of our normal payment cycle we will issue an extraordinary payment for the invoice.

If you would like to discuss this matter please don’t hesitate to contact me on [Telephone Number or Email Address].

Yours sincerely,

[Your name]

[Job title if applicable]

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