Article 4a.Maximum sulphur content of marine fuels used in territorial seas, exclusive economic zones and pollution control zones of Member States, including SOx Emission Control Areas and by passenger ships operating on regular services to or from Union ports
Article 4b.Maximum sulphur content of marine fuels used by ships at berth in Union ports
Article 4d.Approval of emission abatement methods for use on board ships flying the flag of a Member State