26.—(1) In this paragraph a “field study course” means a course of field study (provided by the school or otherwise) which forms part of a course of school education at the school for any examination conducted by the Scottish Examination Board or other examinations comparable thereto, being examinations in—
(a)biology;
(b)botany;
(c)geography;
(d)geology;
(e)zoology;
(f)music; or
(g)any other subject approved for the purposes hereof by the Secretary of State; and a reference to a relevant public examination shall be construed accordingly.
(2) Charges which the school would otherwise make in respect of the participation in a field study course of an aided pupil while holding an aided place at the school shall be remitted in accordance with this paragraph.
(3) The remission of charges mentioned in sub-paragraph (2) shall be made if, and only if, the pupil in respect of whom remission is to be made—
(a)is a candidate or prospective candidate for a relevant public examination; and
(b)his parents are entitled in accordance with Part III of this Scheme to remission of fees in whole or in part for the school year in which the course is held.