Australian Immigration Daily News

The purpose of the instrument is to specify circumstances under these provisions to allow refunds of the first instalment of visa application charge. Refunds are being made available in respect of visa holders and former visa holders who have been impacted due to COVID-19 pandemic travel restrictions introduced on 20 March 2020 and hold, or have held, the following visas:
- Subclass 300 Prospective Marriage (Temporary) visa (section 5 to the instrument);
- Subclass 403 Temporary Work (International Relations) visa in the Pacific Labour Scheme stream (PLS visas) (section 6);
- Subclass 403 Temporary Work (International Relations) visa in the Seasonal Worker Program stream (SWP visas) (section 7);
- Subclass 417 Working Holiday (Temporary) visa (section 8); and
- Subclass 462 (Work and Holiday) visa (section 9).

 Source: LIN21007.pdf

and

LIN21007--Explanatory-Statement.pdf