Part VII Miscellaneous and general
Crown employment, etc.
275 Exemption on grounds of national security.
(1)
Section 273 (application of Act to Crown employment) does not apply to employment in respect of which there is in force a certificate issued by or on behalf of a Minister of the Crown certifying that employment of a description specified in the certificate, or the employment of a particular person so specified, is (or, at a time specified in the certificate, was) required to be excepted from that section for the purpose of safeguarding national security.
(2)
A document purporting to be such a certificate shall, unless the contrary is proved, be deemed to be such a certificate.