Page 32: of Marine News Magazine (December 2019)

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PROPULSION REGULATIONS

NOx Control –

Credit: MAN Should Certain Vessels Get a Break?

When it comes to the EPA’s recent proposed delay to implementation of Tier 4 marine diesel engines ‘in certain high-speed commercial vessels,’ where you stand probably depends on where you sit.

By Tom Ewing n September 6, the U.S. Environmental Protection EPA writes that inspected vessels “operate low in the water agency (EPA) proposed to delay implementation of and use very large propulsion engines that do not operate

Tier 4 marine diesel engines “in certain high-speed at high speeds.” Furthermore, inspected vessels are typi-

O commercial vessels.” Speci