(1)The Secretary of State may by order—
(a)amend subsection (3) of section 20 by substituting for any percentage specified there a percentage specified in the order, and
(b)require the Commission to include in the code maintained under that section the requirement that in each week, at least a percentage specified in the order of so much of any digital programme service or qualifying service as consists of programmes which are not excluded programmes for the purposes of that section in relation to presentation in, or translation into, sign language is to be so presented or translated.
(2)In subsection (1) “qualifying service” does not include the qualifying teletext service.
(3)Before making an order under subsection (1), the Secretary of State shall consult the Commission.
(4)No order under subsection (1) shall be made unless a draft of the order has been laid before and approved by a resolution of each House of Parliament.