An ACN is a unique nine-digit number issued to every company registered in Australia. Its purpose is to officially identify the company for legal, regulatory, and business transactions.
An ABN is an eleven-digit number issued to businesses in Australia. Its purpose is to identify the business to the government and for tax purposes, such as GST registration and invoicing.
This is the address where a company is registered/incorporated or the company’s main place of business.
The sum should be indicated excluding all applicable taxes.