The position to be taken, on the Union's behalf, with regard to the international instrument to be drawn up within the ICAO bodies and intended to lead to the implementation from 2020 of a single global marked-based measure for international aviation emissions, shall be in accordance with the Annex.
It shall be expressed by the Member States acting jointly, in the interest of the Union, within the ICAO bodies, and assisted by the Commission, in line with the Union's observer status, in discussions on the single global MBM.