Important: This letter can be used as a guide. You must insert your own details where appropriate and delete any information that is not relevant to your situation. Always date your letters. Always keep a copy of the letter you send.

GET LEGAL ADVICE IF YOU DON'T UNDERSTAND 

[Your name and address]

[write Date here]

The Manager
[Name of bank, building society or credit union]
[Name of branch]
[Address]

Dear Manager,

RE: UNAUTHORISED TRANSACTION ON MY ACCOUNT

My/Our account name:
Account No. XXXXX

I am writing to advise that an unauthorised transaction has occurred on the above account.

The details of the transaction are as follows:

Date of transaction:
Amount of transaction:
Item No/Transaction No:

I/We did not authorise this transaction.

[Give details (if applicable) of how the unauthorised transaction occurred. For example, I lost my credit card on / / and notified you of the loss by phone on / / . The unauthorised transaction occurred after I lost my credit card.]

Please investigate the above matter as a matter of urgency and refund the unauthorised amount to my account.

Yours faithfully,

[Signature]

[Name]

[Signature]

[Name]

Your address:

*All account holders must sign

Warning: This letter is information only and should not be relied upon as legal advice.