MARPOL Annex VI, Regulations for the prevention of air pollution from ships, covers the requirements in
respect of both emissions to air (chapter 3) and energy efficiency (chapter 4). The requirements for control of
nitrogen oxides (NOx), given by chapter 3, are supplemented by the mandatory NOx Technical Code 2008
which covers the testing, survey and certification of marine diesel engines.
This fourth edition of the consolidated texts of MARPOL Annex VI and the NOx Technical Code 2008 includes
all amendments through to that adopted at MEPC 70 in October 2016.
Also contained are the current versions of the Guidelines and other information relevant to the application of
MARPOL Annex VI and the NOx Technical Code 2008.