10.—(1) For articles smaller than those to which paragraph 2 of Schedule 6 applies, which are too small to affix the information under sub-paragraphs (a)(ii)(aa) and (ii)(bb) and (b) of paragraph 1 of Schedule 6 or where it is technically impossible due to their shape or design to affix a unique identification—
(a)the unique identification specified in paragraph 1 of that Schedule must be affixed on each smallest packaging unit; and
(b)that packaging unit must be closed with a seal.
(2) In the case of each plain detonator or booster to which sub-paragraph (1) applies—
(a)the requirements of, respectively, paragraphs 3(a) and 5(a) do not apply;
(b)the information under sub-paragraph (a)(ii)(aa) and (bb) of paragraph 1 of Schedule 6 must be marked, in a durable and clearly legible way, on, as the case may be, the plain detonator or booster; and
(c)the number of plain detonators or boosters contained in each smallest packaging unit must be printed on that unit.
(3) In the case of each detonating cord to which sub-paragraph (1) applies—
(a)the requirements of paragraph 6(b) do not apply; and
(b)the unique identification referred to in paragraph 1 of Schedule 6 must be marked on the reel or spool and on any smallest packaging unit.
(4) For the purposes of this paragraph, the smallest packaging unit means the smallest packaging unit on which it is possible to affix the unique identification specified in paragraph 1 of Schedule 6.