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Disputing a transaction

You can dispute a transaction within 30 days of the closing date on the statement that the transaction appears. You can do this by:

  • Calling: 0800 800 667
  • Sending a secure message in Internet Banking
  • Visiting a BNZ store
  • Writing: BNZ, Attn: Disputes Transaction Department, PO Box 2295, Wellington

 Make sure you give us as much information as possible to back-up your dispute.