Receiving a Director Penalty Notice is serious but manageable if you act fast....

https://bizzmarkblog.com/why-missing-the-dpn-deadline-can-make-liability-hard-to-avoid/

Receiving a Director Penalty Notice is serious but manageable if you act fast. The 21-day clock starts the moment it’s issued. If your PAYG, GST, or SGC reports were filed on time, you have more options to avoid personal liability