(1) For section 46 of the Act, an application for a substantive visa by a person in Australia who has, at any time since last entering Australia, held a Subclass 173 (Contributory Parent (Temporary)) visa is a valid application only if the application is for:
(a) a Contributory Parent (Migrant) (Class CA) visa; or
(b) a Medical Treatment (Visitor) (Class UB) visa; or
(c) a protection visa.
(2) For section 46 of the Act, an application for a substantive visa by a person in Australia who has, at any time since last entering Australia, held a Subclass 884 (Contributory Aged Parent (Temporary)) visa is a valid application only if the application is for:
(a) a Contributory Aged Parent (Residence) (Class DG) visa; or
(b) a Medical Treatment (Visitor) (Class UB) visa; or
(c) a protection visa.