(1)Schedule 20 to this Act (which in connection with self-assessment modifies enactments by virtue of which a decision or other action affecting an assessment may be or is required to be taken by the Board, or one of their officers, before the making of the assessment) shall have effect.
(2)Subject to subsection (3) below, the amendments made by that Schedule shall have effect—
(a)for the purposes of income tax and capital gains tax, as respects the year 1996-97 and subsequent years of assessment; and
(b)for the purposes of corporation tax, as respects accounting periods ending on or after the day appointed under section 199 of the Finance Act 1994 for the purposes of Chapter III of Part IV of that Act (self-assessment management provisions).
(3)Paragraphs 22 and 23 of that Schedule shall have effect in relation to shares issued on or after 6th April 1996.