Human Fertilisation and Embryology Act 1990 (c. 37)
38(1) No person who has a conscientious objection to participating in
any activity governed by this Act shall be under any duty, however arising,
to do so.
(2) In any legal proceedings the burden of proof of conscientious objection
shall rest on the person claiming to rely on it.
(3) In any proceedings before a court in Scotland, a statement on oath by
any person to the effect that he has a conscientious objection to
participating in a particular activity governed by this Act shall be
sufficient evidence of that fact for the purpose of discharging the burden
of proof imposed by subsection (2) above.