Legislation regarding Sox emissions is a complicated matter. There is much discussion, from both regulatory bodies and various experts, all with different opinions, along with many rumours to twist our necks, leaving us not knowing whom to listen to. The regulations regarding Emission Control Areas was tightened already in January 2015, which means that those operating in ECAs should already have a plan. After this, it is the worldwide limit looming ahead, which will be enforced in either in 2020 or 2025.
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