the plain english interpretation by casa of the regulations are here:
https://www.casa.gov.au/regulations-...3Apc=PC_101937
Such is life under Part 61. What I do know under this new ****forregs is that after renewing my instructors rating in a single engine aircraft I lost the ability to do multi engine training until I do a multi AFR and I cannot fly at night until I do a night AFR
Ironically you can still do an instructor proficiency check (SEA), and instrument proficiency check (MEA) all during the day, and be ticked off to fly at night... (insofar as proficiency checks are concerned)