Section 2 — Transitional NICs rates for tax year 2022-23 etc

(1) The following provisions of section 5 of the Health and Social Care Levy Act 2021 (modification of rates of national insurance contributions for tax year 2022-23) continue to have effect in relation to payments of earnings made before 6 November 2022—

(a) in subsection (2), paragraphs (a) and (b) (primary Class 1 percentages and secondary Class 1 percentage: Great Britain);

(b) in subsection (4), paragraphs (a) and (b) (primary Class 1 percentages and secondary Class 1 percentage: Northern Ireland).

(2) Part 1 of the Social Security Contributions and Benefits Act 1992 has effect for the tax year 2022-23 as if, in section 15(3ZA) (calculation of Class 4 contributions)—

(a) in paragraph (a) (main Class 4 percentage), for “9” there were substituted “9.73”, and

(b) in paragraph (b) (additional Class 4 percentage), for “2” there were substituted “2.73”.

(3) Part 1 of the Social Security Contributions and Benefits (Northern Ireland) Act 1992 has effect for the tax year 2022-23 as if, in section 15(3ZA) (calculation of Class 4 contributions)—

(a) in paragraph (a) (main Class 4 percentage), for “9” there were substituted “9.73”, and

(b) in paragraph (b) (additional Class 4 percentage), for “2” there were substituted “2.73”.

(4) The Schedule contains—

(a) further transitional provision, and

(b) a power to make consequential provision.