6. Paragraph 10(4) of the principal Order is amended by deleting sub-paragraphs (c) and (d) and substituting the following sub-paragraphs:
“(c)
the holder of an aircraft maintenance licence granted under the law of any country notified by the Chief Executive, in accordance with the privileges of the rating endorsed thereon and subject to any conditions that he may impose;
(d)
the holder of a certificate or a written approval issued by the Chief Executive in accordance with paragraph 8A;”.