In general student permits to work 40 hours per fortnight while their course is in session and unlimited hours while their course is not in session.
A partner/dependant of a student visa holder is subject to condition 8104 which permits the holder to work a maximum of 40 hours per fortnight once student (main applicant) has commenced their course. If the student’s course of study is the award of a masters or doctorate degree, a partner/dependant may work unlimited hours.
Student’s guardian does not allow to work in Australia. However, guardian still can check Department of Home Affairs (DHA) website.