4.—(1) The additional mark to be applied to the wrapper of an individually wrapped product, or the packaging of an individually wrapped and packaged product, by pre-printing, ink stamping or branding, shall, subject to the following provisions of this paragraph, consist of a mark in the form described in paragraph 1 of this Schedule.
(2) The dimensional requirements described in paragraph 1 of this Schedule do not apply, the additional statement required for bulk packaging is not required and the sequential serial numbering referred to in paragraphs 2 and 3 of this Schedule is not required; but the mark must be applied in such a way that it is destroyed when the wrapper or package is opened, or the wrapper or packaging must be constructed so that it may not be re-used once opened.
(3) An individually wrapped and packaged product marked with an additional mark which does not bear a sequential serial number shall be despatched in bulk packaging which is sealed with serially numbered health mark labels and an additional mark as described in paragraph 2 of this Schedule.