You can apply to register your radiocommunications instrument. The person in charge, called the Registrar, will get your application. You must fill out a special form with the required information. You need to give the Registrar the completed form with the right details. The form will tell you how to fill it out and what to include. You also need to pay a fee if one is required. The Registrar will look at your application to make sure it is correct. You must do what the form says to complete your application properly. This is how you register your radiocommunications instrument.