Source: http://www.smartraveller.gov.au/zw-cgi/view/TravelBulletins/Indonesia-Airline_Operational_Performance_Standards
Source: http://www.channelnewsasia.com/stories/afp_asiapacific/view/270921/1/.html
Australia and US has put out travel advisories against Indonesian airlines. When the Indonesian Directorate General of Civil Aviation ordered a performance assessment on Indonesian commercial airlines, results given in a media release stated that none of the country's 54 airlines made it into Category 1. Since then, several airlines have been told to match up within 3months or face closure.
Category 1 - Airline has met requirements of the civil aviation safety regulations.
Category 2 - Airline has met minimal requirements of civil aviation safety regulations but some requirement have not been implemented.
Category 3 - Airline has met minimal requirements of civil aviation safety regulations but some requirement have not been implemented which may reduce safety levels.
An additional 28 small and charter airlines were audited. Of the 28 airlines, eight were rated in category 3 and 20 were rated category 2.