26. A medical referee may not authorise a cremation under regulation 20(1)(d) unless the medical referee is satisfied—
(a)that the requirements of regulation 20(1)(a), (b) and (c) have been complied with;
(b)that the examination made by the person giving the certificate under regulation 20(1)(c)(i) has been adequate; and
(c)that there is no reason for further examination.