[3A(1)A licence under paragraph 3 cannot authorise any activity unless the activity appears to the Authority—U.K.
(a)to be necessary or desirable for any of the purposes specified in sub-paragraph (2) (“the principal purposes”),
(b)to be necessary or desirable for the purpose of providing knowledge that, in the view of the Authority, may be capable of being applied for the purposes specified in sub-paragraph (2)(a) or (b), or
(c)to be necessary or desirable for such other purposes as may be specified in regulations.
(2)The principal purposes are—
(a)increasing knowledge about serious disease or other serious medical conditions,
(b)developing treatments for serious disease or other serious medical conditions,
(c)increasing knowledge about the causes of any congenital disease or congenital medical condition that does not fall within paragraph (a),
(d)promoting advances in the treatment of infertility,
(e)increasing knowledge about the causes of miscarriage,
(f)developing more effective techniques of contraception,
(g)developing methods for detecting the presence of gene, chromosome or mitochondrion abnormalities in embryos before implantation, or
(h)increasing knowledge about the development of embryos.]