It must be mentioned that the company has changed significantly over the recent years in many ways. Ownership, senior management, aircraft, engineers, pilots, supporting personnel, corporate clients and customers.
Whilst the history is on record, I don’t believe it’s applicable with regards to this forum.
If one is into fatalities with regards to airlines, take closer look into the history of a well known Australian Airline whom most Australian’s actually prefer to fly with. Also plenty other airlines around the world who have sadly had accidents. No one is immune to the inherent risks that aviation naturally generates.
CASA PNG only need to lodge a differences with ICAO with regards to the fuel rules, it won’t effect their overall rating as it’s a difference that is logical and required given the geographical and operational environment.