Not exactly, but it is an improvement over current legislation.
From The Garbage Revolution by Dennis L. Bryant:
In IMO’s official summary of the 62nd session of Marine Environment Protection Committee (MEPC), which occurred on 11-15 July 2011, adoption of the revised MARPOL Annex V (garbage) merited only three sentences – and the revolutionary provision was reported in the following phrase: “the inclusion of a new requirement specifying that discharge of all garbage into the sea is prohibited, except as expressly provided otherwise”. The import of this phrase was not discussed in the IMO report, or in any report that I have seen issued by IMO member states or maritime organizations that closely follow IMO developments.
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