The easy, fast and affordable way is to lodge your tax return online. To lodge using online tax return service, there are few steps: Providing your Tax File Number (TFN) Starting your TaxRunner account (New Clients) Processing tax return online using the secure TaxRunner’s service and lodging your online tax return in few minutes. Lodge online Lodging online with myTax is the quick, easy, safe and secure way for you to prepare and lodge your own tax return. The deadline to lodge your tax return is 31 October. We use a range of systems and controls to ensure your information is protected.