For section 17(1)(d) of the Principal Act substitute —
"(d) must not have been withdrawn or have lapsed—
(i) in the case of donor gametes—
(A) when the gametes are used in a treatment procedure; or
(B) if the gametes are earlier used to form an embryo, when the gametes are used to form the embryo; or
(ii) in the case of consent given by a person who produced gametes used to create the embryo , when the embryo is used in a treatment procedure.".