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Civil Aviation Act, 2009 (Act No. 13 of 2009)

Regulations

Civil Aviation Regulations, 2011

Part 91 : General Aviation and Operating Flight Rules

Subpart 10 : CORSIA

91.10.8 Calculation of CO2 emissions from aeroplane fuel use

 

(1)        An aeroplane operator shall—

(a) apply a fuel density value to calculate fuel mass where an amount of fuel uplift is determined in units of volume;
(b) record fuel density which may be an actual or a standard value of 0.8 kg per litre that is used for operational and safety reasons such as in an operational, flight or technical log; and
(c) detail a procedure for informing the use of actual or standard density in an EMP along with a reference to a relevant aeroplane operator documentation.

 

(2) An aeroplane operator using a fuel use monitoring method shall determine CO2 emissions from international flights, using the following equation:

 

91.08.1 (2)

 

Where:

 

CO2 = CO2 emissions (in tonnes);
Mf     = Mass of fuel f used (in tonnes); and
FCFf  = Fuel conversion factor of given fuel f, equal to 3.16 (in kg CO2/kg fuel) for Jet-A fuel, Jet-AI fuel, TS-1 fuel, or No.3 Jet fuel and 3.10 (in kg CO2/kg fuel) for AvGas or Jet-B fuel.

[Regulation 91.10.8(2) substituted by section 8(i) of the Thirty-Third Amendment of the Civil Aviation Regulations, 2026, Notice No. 7844, GG55226, dated 21 August 2026 and shall come into operation upon Publication in the Government Gazette, save for Part 92, which shall come into operation upon the Proclamation by the President of the Civil Aviation Amendment Act, 2021 (Act No. 22 of 2021]

 

[Regulation 91.10.8 inserted by regulation 11(b) of Notice No. R. 520, GG42632, dated 29 March 2019 (Twentieth Amendment of the Civil Aviation Regulations, 2019)]