After the conflicting answers on Facebook, I rang the Thai Embassy in Canberra, Australia to get the requirements for an Australian Citizen to go to Phuket via the Sandbox.
1. Passport.
1. Covid-19 test no later than 72hrs before departure from Australia.
1. Insurance for length of stay.
1. Flight ticket , both inward and onward.
1. Certificate of Vaccination of Covid-19 longer than 2 weeks before flight.
1. 6