Sorry About the Mistake in Invoice

Company Letterhead

{{company_name}}

{{company_address}}

Phone: {{company_phone}}

Email: {{company_email}}

Website: {{company_website}}

Date and Recipient Information

Date: {{date}}

{{customer_name}}

{{customer_address}}

Subject

Subject: Apology for Invoice Error - Invoice Number: {{original_invoice_number}}

Salutation

Dear {{customer_name}},

Rectification of Invoice Error

We are writing to sincerely apologise for an error on Invoice Number {{original_invoice_number}}, issued on {{original_invoice_date}}. We understand that this may have caused confusion or inconvenience, and we regret any disruption this may have caused to your records.

Details of the Error

The error was identified as: {{description_of_error}}.

Specifically, the incorrect amount invoiced was {{incorrect_amount}}, whereas the correct amount should be {{correct_amount}}.

Alternatively, the incorrect item/service listed was '{{incorrect_item_description}}' with quantity {{incorrect_quantity}}, while the correct item/service is '{{correct_item_description}}' with quantity {{correct_quantity}}.

Corrected Invoice Information

A corrected invoice, Invoice Number: {{corrected_invoice_number}}, has been issued and is attached/will be sent to you shortly. This corrected invoice reflects the accurate charges/details.

The total outstanding amount for Invoice Number {{corrected_invoice_number}} is {{correct_total_amount}}, with a due date of {{new_due_date}}.

Payment Instructions (if applicable)

Please disregard the previous Invoice Number {{original_invoice_number}} and process payment based on the corrected Invoice Number {{corrected_invoice_number}}.

If you have already processed payment for the incorrect amount, we will arrange for a refund of the overpayment / an additional charge for the underpayment immediately. Please contact us to facilitate this.

Commitment to Accuracy

We strive for accuracy in all our invoicing and have reviewed our internal processes to prevent such errors from reoccurring. Your business is highly valued, and we appreciate your understanding in this matter.

Contact Information

Should you have any questions or require further clarification, please do not hesitate to contact us at {{company_phone}} or {{company_email}}.

Closing

Thank you for your understanding.

Signature Block

Sincerely,

{{your_name}}

{{your_title}}

{{company_name}}