9.—(1) An award under this Part of this Scheme of a pension in respect of a person's disablement shall not be made unless his disablement is of a degree of not less than 20 per cent., and may be made provisionally or upon any other basis.
(2) No award of an allowance under Article 13 or 18(5)(d) (education and unemployability allowances in respect of a dependent child) shall be made or continued or shall continue to have effect in respect of a child who has attained the age of 15 unless he is—
(a)a student or an apprentice; or
(b)incapable of self-support by reason of an infirmity which arose before he attained the age of 15;
and in either case the circumstances are, in the opinion of the Secretary of State, such as to justify the award or its continuance.
(3) For the purposes of Articles 13 and 18(5)(d) an award, continuance and amount of any allowance under those Articles in respect of a child who is living apart from the disabled member shall be at the discretion of the Secretary of State.