Singapore legislation
Regulation 4
of Air Navigation (Carbon Emissions and Reporting) Regulations 2022
Regulation 4
Obligation to apply to register Singapore operator
Subregulation 1
Subject to paragraph (2), a Singapore operator must apply to the Director‑General of Civil Aviation to be registered as a registered Singapore operator if the Singapore operator operates, on or after 1 January 2019, at least one defined aeroplane for any international flight —
attributed to the Singapore operator; and
for the purpose of commercial air transport, aerial work or complex general aviation, as the case may be (called in these Regulations a defined international flight).
Subregulation 2
However, the following international flights must not be counted for the purposes of paragraph (1):
an international flight conducted —
to combat the effects of any emergency;
to provide emergency medical assistance for casualties or survivors;
to provide a life critical medical emergency evacuation; and
to fight a fire;
an international flight preceding or following any international flight conducted for any purpose specified in sub‑paragraph (a)(i), (ii), (iii) or (iv) if —
the flight was conducted with the same aeroplane as the second‑mentioned flight; and
the flight was required to accomplish the same purposes as the second‑mentioned flight or to reposition thereafter the aeroplane for its next activity;
an international flight that is engaged in a diplomatic or consular mission.