The maximum term for drunk driving in Perth is 18 months[1] and that's for a repeat offense with a BAC in excess of 0.15. Is our contractor scenario really ~5 times more dangerous than multiple driving-while-absolutely-hammered offenses?
[0]: https://www.google.com/search?client=safari&rls=en&q=covid+c...
[1]: https://www.gotocourt.com.au/drink-driving/wa/dui-penalties/