CASA would need to send an AWI and FOI over to the USA to inspect the maintenance and operational facilities. Can’t trust those cowboy Yanks to look after a VH rego- what would they know about aviation?
Travel business class both ways, minimum five star hotel, $180 per hour per person.
Easier to suck it up, spend two days obtaining a FAA CPL which may be restricted to prevent you being employed within the USA but able to fly N reg anywhere in the world.