40.—(1) Subject to paragraph (2), the manufacturer must demonstrate the conformity of the apparatus with the essential requirements by means of either—
(a)the procedure set out in Schedule 2 (Module A: internal production control); or
(b)the procedures set out in Schedule 3 (Module B: EU type examination followed by Module C: conformity to type based on internal production control).
(2) The manufacturer may choose to demonstrate the conformity of apparatus with some of the essential requirements by following the procedure referred to in paragraph (1)(b) provided that the procedure referred to in paragraph (1)(a) is followed for the remaining essential requirements.