There are some significant changes that come into effect from January 1, 2020.
From January 1 onwards, the "Oaths and Affirmations Act 2018" which came into effect on 1 March 2019, will change the framework for the way to make statutory declarations.
A transitional period that allowed statutory declarations to be valid even if made under the old system expires on New Year's Eve 2019, and the new framework must be followed from 1 January, 2020.
If you use statutory declarations, you need to understand the changes.
Among them:
Visit https://www.justice.vic.gov.au/statdecs for more information.