Ahhhhh..
Sweet bureaucracy....
how fine....
how noble....
how brainless ! i'm just following the rules maaaaaaaaate !.. You shudda known that procedure PH2743598 (part 4, subsection 5) was applicable in this case and that form JA88459 (b) has to witnessed by a satanic nun (refer to part 81732-F) and mailed 4 days before you thought of applying for, what wuz it ? oh yeah., your PPL
Welcome to Oz aviation reality..., CASA syle, where commonsense.... isn't.
It won't get any better.