55.—(1) Before employing or engaging any person to assist him in the provision of services under the contract, the contractor shall take reasonable care to satisfy himself that the person in question is both suitably qualified and competent to discharge the duties for which he is to be employed or engaged.
(2) The duty imposed by sub-paragraph (1) is in addition to the duties imposed by paragraphs 52 to 54.
(3) When considering the competence and suitability of any person for the purpose of sub-paragraph (1), the contractor shall have regard, in particular, to –
(a)that person’s academic and vocational qualifications;
(b)his education and training; and
(c)his previous employment or work experience.