Authorities have seized several shipments of unapproved coronavirus test kits being imported into Australia. These antibody type test kits have NOT been validated or approved and may give falsely positive or negative results. These tests are being sold on various commercial websites as well.
In Australia, coronavirus test kits can only be used under medical supervision and it is illegal to import or use unapproved tests. The TGA list of approved tests can be found here (and again are limited in use to medical practitioners in certain situations):
For more information: