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Calculate days

Use this calculator to help you to work out the number of days from one date to another date.

Last updated 29 June 2023

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Calculate days calculator

Our calculator will take between 1 and 2 minutes to use.

What you can do with this calculator

You may need to use this calculator for several reasons, including calculating the number of days you:

  • don't have to pay the Medicare levy surcharge in an income year
  • were in Australia or overseas when working out your residency
  • had a spouse in an income year
  • lived in a remote area or served in forces overseas.

If you use this tool to work out if you owned a CGT asset for at least 12 months before a CGT event, you should exclude:

  • the day of acquisition, and
  • the day of the CGT event.

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