1(1)A licence under this paragraph may authorise any of the following in the course of providing treatment services—
(a)bringing about the creation of embryos in vitro,
(b)keeping embryos,
(c)using gametes,
(d)practices designed to secure that embryos are in a suitable condition to be placed in a woman or to determine whether embryos are suitable for that purpose,
(e)placing any embryo in a woman,
(f)mixing sperm with the egg of a hamster, or other animal specified in directions, for the purpose of testing the fertility or normality of the sperm, but only where anything which forms is destroyed when the test is complete and, in any event, not later than the two cell stage, and
(g)such other practices as may be specified in, or determined in accordance with, regulations.
(2)Subject to the provisions of this Act, a licence under this paragraph may be granted subject to such conditions as may be specified in the licence and may authorise the performance of any of the activities referred to in sub-paragraph (1) above in such manner as may be so specified.
(3)A licence under this paragraph cannot authorise any activity unless it appears to the Authority to be necessary or desirable for the purpose of providing treatment services.
(4)A licence under this paragraph cannot authorise altering the genetic structure of any cell while it forms part of an embryo.
(5)A licence under this paragraph shall be granted for such period not exceeding five years as may be specified in the licence.