s 4 Consent to fertilisation procedure
4. For the purposes of this Act —(a) a person is deemed not to have validly given or withdrawn the person’s consent to a fertilisation procedure, whether done in Singapore or elsewhere, unless the person gives or withdraws his or her consent (as the case may be) in writing; and (b) unless the contrary is proved, a person is presumed to have validly given or withdrawn the person’s consent to a fertilisation procedure done in Singapore if the person gives or withdraws his or her consent (as the case may be) to the fertilisation procedure —(i) in writing; and (ii) in accordance with any law or any condition imposed pursuant to any law, or any requirement or procedure imposed by the responsible authority, in respect of that fertilisation procedure.