Paragraph 17
(1)
Section 143 (power to alter contributions with view to adjusting level of National Insurance Fund) is amended as follows.
(2)
In subsection (1)—
(a)
in paragraph (a), for “primary percentage in section 8(2)” substitute “ main primary percentage in section 8(2)(a) ”, and
(b)
in paragraph (e), for “for Class 4 contributions specified in section 15(3)” substitute “ specified as the main Class 4 percentage in section 15(3ZA)(a) ”.
(3)
In subsection (4)—
(a)
in paragraph (a), before “primary” insert “ main ”, and
(b)
in paragraph (b), for “percentage rate for Class 4 contributions” substitute “ main Class 4 percentage ”.