To apply for a firearms license in New South Wales, Australia, you will need to follow these steps:

Determine the type of firearm license you need. There are several categories of firearms licenses, including:
    Category A: Air rifles, rimfire rifles, and shotguns
    Category B: Centrefire rifles and muzzle-loading firearms
    Category C: Pump-action and self-loading rifles and shotguns, and rimfire and centrefire handguns
    Category D: Self-loading centrefire rifles, self-loading shotguns, and pump-action shotguns with a magazine capacity of more than 5 rounds
    Category H: Pistols and revolvers

Complete a firearms safety course. To be eligible for a firearms license in NSW, you must complete an approved firearms safety course. The course will cover topics such as firearms legislation, safe handling and storage of firearms, and the basics of shooting.

Obtain a genuine reason for owning a firearm. You must have a genuine reason for owning a firearm, which can include:
    Sport or target shooting
    Hunting or pest control
    Primary production
    Collecting

Complete the firearms license application form. You can download the application form from the NSW Police Force website or obtain a copy from a police station. You will need to provide personal details, information about your genuine reason for owning a firearm, and details about the firearms you intend to own.

Submit your application and pay the fee. You can submit your application at a police station or online through the NSW Police Force website. You will also need to pay the application fee, which varies depending on the type of license you are applying for.

Wait for your application to be processed. The processing time for a firearms license application can vary depending on the type of license and other factors. You may be required to undergo a background check and an interview with a police officer before your license is granted.

Once your license is granted, you can purchase and own firearms in accordance with the conditions of your license. It is important to remember to always handle firearms safely and store them securely to prevent accidents and unauthorized access.