(1)Any function exercisable under section 2, 4, 6, 7 or 8 by the Speaker or taxing officer of the House of Commons in respect of a private Bill is also exercisable by him in respect of—
(a)the promotion of, or opposition to, a provisional order or provisional order Bill;
(b)the opposition to a hybrid Bill.
(2)The power under section 3 is exercisable in respect of proceedings of the House of Commons on a matter within paragraph (a) or (b) of subsection (1) as it is in respect of proceedings of that House on a private Bill.
(3)A reference in this Act to an assessment of costs made, or required to be made, under this Act is accordingly to be read as including a reference to an assessment made, or required to be made, as a result of subsection (1) or (2).
(4)Sections 9 to 12 apply in relation to a provisional order Bill referred to a select committee of either House as they apply in relation to a private Bill.
(5)Where section 12 applies as a result of subsection (4), any function which would be exercisable under section 13(1) or 14 by a taxing officer in respect of a private Bill is exercisable by him in respect of the provisional order Bill.
The Court of Referees may take evidence on oath on such matters in relation to a private Bill as the Court is entitled under an order of the House of Commons to investigate.