53In section 427—
(a)in the proviso to subsection (2) for the words from “his residuary income ” to the end there shall be substituted the words “his liability to income tax for that year at the rate or rates determined in pursuance of paragraph (b) of section 32(1) of the Finance Act 1971 shall be computed as if the amount determined in pursuance of that paragraph were increased by the amount of the duty so paid or, if less, by the amount of his residuary income ”;
(b)in subsection (3) for the words “standard tax ”, where they first and last occur, there shall be substituted the words “income tax at the basic rate ” and for the words “deduction of standard tax ” there shall be substituted the words “deduction of income tax ”.
(c)in subsection (4)(a), for the words “by reference to the standard rate ”, there shall be substituted the words “at the basic rate ”;
(d)in subsection (5), for the words “shall be chargeable to standard tax ” there shall be substituted the words “shall be chargeable to income tax ”;
(e)in subsection (6), for the words “standard tax ” there shall be substituted the words “income tax ”.