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Completing your business details

Last updated 25 June 2019

Use the links and information below to help you complete your business details.

Main business or professional activity

Select the main business or professional activity description where your gross income comes from.

If you are having difficulty finding an appropriate description, we recommend you take the following steps:

  1. Enter your activity into the Business industry code search toolThis link opens in a new window
  2. From the search tool results, click on the link for the most appropriate description for your activity.
  3. From here, you will see a number and a description (for example 69320 Accounting Services). Enter this description at Main business or professional activity in myTax.  

    There are a limited number of descriptions from the Business industry code search tool that are not listed in myTax. If this applies to you, use the list below to determine what you should choose to enter at Main business or professional activity in myTax.
Main business or professional activities - myTax substitute

From the Business industry code search tool

In myTax

Nursery Production (Under Cover)

Nursery and Floriculture Production


Forestry and Logging

Basic Organic Chemical Manufacturing

Basic Chemical Manufacturing

Computer and Electronic Equipment Manufacturing

Computer and Related Manufacturing

Waste Remediation and Materials Recovery Services

Waste Treatment, Disposal and Remediation Services

Other Agricultural Product Wholesaling

Agricultural Product Wholesaling

Clothing and Footwear Wholesaling

Textile, Clothing and Footwear Wholesaling

Sport and Camping Equipment Retailing

Recreational Goods Retailing

Telecommunications Services

Wired Telecommunications Network Operation

Taxi Service Operation

Taxi Service Operation (Owner Operator)

Taxi Driver

Taxi Driver (Except Owner Operator)

Superannuation Funds

Superannuation Funds or First Home Saver Account Trusts

Other Auxiliary Finance and Investment Services

Auxiliary Finance and Investment Services

Other Specialised Design Services

Architectural, Engineering and Technical Services

Number of business activities

Enter the number of separate and distinct business activities you operated as a sole trader and in partnership during 2018–19. The number of business activities you show here should not be less than the number you show at Loss details.

Main business name

The registered business name of your main business activity should be consistent. It should only be updated when there is a name change or when it is no longer the main business activity.

If the business name is legally changed with the Australian Securities & Investments Commission (ASIC), advise us in writing at the time the change is made. The current business name should be shown on your tax return.

Main business address

Enter the street address of the place where most of your business operations are conducted.

Did you sell goods or services using the internet?

You must answer yes if, in deriving income, you used the internet for one or more of the following:

  • to receive orders for goods or services (rather than by post, phone or facsimile)
  • to receive payment for goods or services, for example, you received      
    • credit card or charge card details by email or web page form or
    • digital cash
  • to deliver goods or services, for example, you    
    • used email, a website or file transfer protocol (FTP) to deliver goods (such as digitised music, software or news articles)
    • used email in conjunction with a website to give advice and received a payment
    • advertised on the internet goods or services of other businesses for a fee, or
    • hosted internet sites or provided access to the internet.

You must answer no if none of the above applied, for example, if you used the internet only to:

  • advertise your goods and services
  • give support to your customers
  • buy your stock
  • do your banking online.