(1)Where in the opinion of any Minister of the Crown the disclosure of any information would be contrary to the interests of national security—
(a)nothing in any of the provisions to which this section applies requires any person to disclose the information, and
(b)no person shall disclose the information in any proceedings in any court or tribunal relating to any of those provisions.
(2)This section applies to—
(a)Part I, so far as it relates to employment particulars,
(b)in Part V, sections 44 and 47, and sections 48 and 49 so far as relating to those sections,
(c)in Part VI, sections 55 to 57 and 61 to 63,
(d)in Part VII, sections 66 to 68, and sections 69 and 70 so far as relating to those sections,
(e)Part VIII,
(f)in Part IX, sections 92 and 93 where they apply by virtue of section 92(4),
(g)Part X so far as relating to a dismissal which is treated as unfair—
(i)by section 99(1) to (3), 100 or 103, or
(ii)by subsection (1) of section 105 by reason of the application of subsection (2), (3) or (6) of that section, and
(h)this Part and Parts XIV and XV (so far as relating to any of the provisions in paragraphs (a) to (g)).