Statement:
In Canada, the tax system is more complicated than in Australia

In the Tax Competitiveness Index rating Canada holds position #20 ²⁰²¹ out of 37 and Australia is #9 out of 37 ²⁰²¹.
Position of Canada is worse than position of Australia.

Referencies:

1. Tax Competitiveness Index ²⁰²¹ by Tax Foundation

   The countries in the rating sorted by 'Overall Score' in descending order.

   Australia	'Overall Score' value is	71.3
   Canada	'Overall Score' value is	64.6