(1) A separate appropriation, in accordance with which the Crown is authorised to incur expenses or capital expenditure, is made for each of—
(a) the categories of other expenses set out in column 3 of Schedule 3:
(b) the category of capital expenditure set out in column 3 of Schedule 3.
(2) Each appropriation provided by subsection (1) is limited to—
(a) the period specified in column 4 of Schedule 3 alongside the relevant appropriation; and
(b) the amount specified in column 5 of Schedule 3 alongside the relevant appropriation; and
(c) the scope shown in the Supplementary Estimates for the relevant appropriation.
(3) The appropriations provided by subsection (1) include the expenses and capital expenditure that have been incurred—
(a) under any Imprest Supply Act passed in relation to this year; and
(b) in advance, but within the scope, of one of those appropriations.
(4) The Supplementary Estimates may state a period for each appropriation provided by subsection (1) that is less than 1 financial year.
(5) Subsection (4) applies despite section 14(1)(a)(vii) of the Public Finance Act 1989 (as applied by section 17(1)(b) of that Act).