In order to achieve the goal set out in regulation 20 of
this Annex, a ship to which this chapter applies shall comply, as applicable, with the
following functional requirements to reduce its carbon intensity:
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.1 the technical carbon intensity requirements in accordance with
regulations 22, 23, 24 and 25 of this Annex; and
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.2 the operational carbon intensity requirements in accordance with
regulations 26, 27 and 28 of this Annex.