4. Consent to fertilisation procedure

For the purposes of this Act —

a person is deemed not to have validly given or withdrawn the person’s consent to a fertilisation procedure, whether done in Singapore or elsewhere, unless the person gives or withdraws his or her consent (as the case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

unless the contrary is proved, a person is presumed to have validly given or withdrawn the person’s consent to a fertilisation procedure done in Singapore if the person gives or withdraws his or her consent (as the case may be) to the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 —

in writing; and

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.