26.—(1) The disposal into the sea of any plastics from a ship to which this regulation applies is prohibited.
(2) Where plastics are mixed with garbage of one or more kinds referred to in regulation 27, 28 or 29, the disposal of that mixed garbage into the sea from such a ship is prohibited.
(3) Subject to paragraph (4), where—
(a)garbage of a kind referred to in regulation 27, 28 or 29 is mixed with garbage of a different kind referred to in any of those regulations, and
(b)the disposal into the sea of one or more of those kinds of garbage is prohibited under any of those regulations,
the disposal into the sea of that mixed garbage is prohibited.
(4) Where—
(a)garbage of a kind referred to in regulation 27, 28 or 29 is mixed with garbage of a different kind referred to in any of those regulations,
(b)the disposal into the sea of those kinds of garbage is prohibited by those regulations unless certain requirements are complied with, and
(c)those requirements differ according to the kind of garbage,
the disposal into the sea of that mixed garbage is prohibited unless the more stringent requirements are complied with.