Search Legislation

National Insurance Contributions Act 2002

 Help about what version

What Version

 Help about advanced features

Advanced Features

Changes over time for: National Insurance Contributions Act 2002 (without Schedules)

 Help about opening options

Alternative versions:

Changes to legislation:

National Insurance Contributions Act 2002 is up to date with all changes known to be in force on or before 26 April 2024. There are changes that may be brought into force at a future date. Changes that have been made appear in the content and are referenced with annotations. Help about Changes to Legislation

Close

Changes to Legislation

Revised legislation carried on this site may not be fully up to date. Changes and effects are recorded by our editorial team in lists which can be found in the ‘Changes to Legislation’ area. Where those effects have yet to be applied to the text of the legislation by the editorial team they are also listed alongside the legislation in the affected provisions. Use the ‘more’ link to open the changes and effects relevant to the provision you are viewing.

View outstanding changes

Changes and effects yet to be applied to :

Increases in contributionsU.K.

1 Primary Class 1 contributionsU.K.

(1)For section 8 of the Social Security Contributions and Benefits Act 1992 (c. 4) substitute—

8 Calculation of primary Class 1 contributions

(1)Where a primary Class 1 contribution is payable as mentioned in section 6(1)(a) above, the amount of that contribution is the aggregate of—

(a)the main primary percentage of so much of the earner’s earnings paid in the tax week, in respect of the employment in question, as—

(i)exceeds the current primary threshold (or the prescribed equivalent); but

(ii)does not exceed the current upper earnings limit (or the prescribed equivalent); and

(b)the additional primary percentage of so much of those earnings as exceeds the current upper earnings limit (or the prescribed equivalent).

(2)For the purposes of this Act—

(a)the main primary percentage is 11 per cent; and

(b)the additional primary percentage is 1 per cent;

but the main primary percentage is subject to alteration under sections 143 and 145 of the Administration Act.

(3)Subsection (1) above is subject to—

(a)regulations under section 6(6) above;

(b)regulations under sections 116 to 120 below; and

(c)sections 41 and 42A of the Pensions Act (reduced rates of Class 1 contributions for earners in contracted-out employment).

(2)For section 8 of the Social Security Contributions and Benefits (Northern Ireland) Act 1992 (c. 7) substitute—

8 Calculation of primary Class 1 contributions

(1)Where a primary Class 1 contribution is payable as mentioned in section 6(1)(a) above, the amount of that contribution is the aggregate of—

(a)the main primary percentage of so much of the earner’s earnings paid in the tax week, in respect of the employment in question, as—

(i)exceeds the current primary threshold (or the prescribed equivalent); but

(ii)does not exceed the current upper earnings limit (or the prescribed equivalent); and

(b)the additional primary percentage of so much of those earnings as exceeds the current upper earnings limit (or the prescribed equivalent).

(2)For the purposes of this Act—

(a)the main primary percentage is 11 per cent; and

(b)the additional primary percentage is 1 per cent;

but the main primary percentage is subject to alteration under section 129 of the Administration Act.

(3)Subsection (1) above is subject to—

(a)regulations under section 6(6) above;

(b)regulations under sections 116 to 119 below; and

(c)sections 37 and 38A of the Pensions Act (reduced rates of Class 1 contributions for earners in contracted-out employment).

2 Secondary Class 1 contributionsU.K.

(1)In section 9 of the Social Security Contributions and Benefits Act 1992 (c. 4) (calculation of secondary Class 1 contributions: Great Britain), for subsections (2) and (3) substitute—

(2)For the purposes of this Act the secondary percentage is 12.8 per cent; but that percentage is subject to alteration under sections 143 and 145 of the Administration Act.

(3)Subsection (1) above is subject to—

(a)regulations under section 6(6) above;

(b)regulations under sections 116 to 120 below; and

(c)sections 41 and 42A of the Pensions Act (reduced rates of Class 1 contributions for earners in contracted-out employment).

(2)In section 9 of the Social Security Contributions and Benefits (Northern Ireland) Act 1992 (c. 7) (calculation of secondary Class 1 contributions: Northern Ireland), for subsections (2) and (3) substitute—

(2)For the purposes of this Act the secondary percentage is 12.8 per cent; but that percentage is subject to alteration under section 129 of the Administration Act.

(3)Subsection (1) above is subject to—

(a)regulations under section 6(6) above;

(b)regulations under sections 116 to 119 below; and

(c)sections 37 and 38A of the Pensions Act (reduced rates of Class 1 contributions for earners in contracted-out employment).

3 Class 4 contributionsU.K.

(1)In section 15 of the Social Security Contributions and Benefits Act 1992 (Class 4 contributions recoverable under Income Tax Acts: Great Britain), for subsection (3) substitute—

(3)The amount of a Class 4 contribution under this section for any tax year is equal to the aggregate of—

(a)the main Class 4 percentage of so much of the profits or gains referred to in subsection (1) above (computed in accordance with Schedule 2 to this Act) as exceeds £4,615 but does not exceed £30,940; and

(b)the additional Class 4 percentage of so much of those profits or gains as exceeds £30,940;

but the figures specified in this subsection are subject to alteration under section 141 of the Administration Act.

(3ZA)For the purposes of this Act—

(a)the main Class 4 percentage is 8 per cent; and

(b)the additional Class 4 percentage is 1 per cent;

but the main Class 4 percentage is subject to alteration under section 143 of the Administration Act.

(2)In section 15 of the Social Security Contributions and Benefits (Northern Ireland) Act 1992 (Class 4 contributions recoverable under Income Tax Acts: Northern Ireland), for subsection (3) substitute—

(3)The amount of a Class 4 contribution under this section for any tax year is equal to the aggregate of—

(a)the main Class 4 percentage of so much of the profits or gains referred to in subsection (1) above (computed in accordance with Schedule 2 to the Great Britain Contributions and Benefits Act, the text of which is set out as Schedule 2 to this Act) as exceeds £4,615 but does not exceed £30,940; and

(b)the additional Class 4 percentage of so much of those profits or gains as exceeds £30,940;

but the figures specified in this subsection are subject to alteration under section 129 of the Administration Act.

(3ZA)For the purposes of this Act—

(a)the main Class 4 percentage is 8 per cent; and

(b)the additional Class 4 percentage is 1 per cent;

but the main Class 4 percentage is subject to alteration under section 129 of the Administration Act.

(3)In section 18 of the Social Security Contributions and Benefits Act 1992 (c. 4) (Class 4 contributions recoverable under regulations: Great Britain), after subsection (1) insert—

(1A)The amount of a Class 4 contribution payable by virtue of regulations under this section is equal to the aggregate of—

(a)the main Class 4 percentage of so much of the total of the earnings referred to in subsection (1)(b) above as exceeds £4,615 but does not exceed £30,940; and

(b)the additional Class 4 percentage of so much of that total as exceeds £30,940;

but the figures specified in this subsection are subject to alteration under section 141 of the Administration Act.

(4)In section 18 of the Social Security Contributions and Benefits (Northern Ireland) Act 1992 (c. 7) (Class 4 contributions recoverable under regulations: Northern Ireland), after subsection (1) insert—

(1A)The amount of a Class 4 contribution payable by virtue of regulations under this section is equal to the aggregate of—

(a)the main Class 4 percentage of so much of the total of the earnings referred to in subsection (1)(b) above as exceeds £4,615 but does not exceed £30,940; and

(b)the additional Class 4 percentage of so much of that total as exceeds £30,940;

but the figures specified in this subsection are subject to alteration under section 129 of the Administration Act.

Application towards cost of national health serviceU.K.

4 Appropriate national health service allocation: Great BritainU.K.

(1)Section 162 of the Social Security Administration Act 1992 (c. 5) (destination of contributions) is amended as follows.

(2)In subsection (5) (allocation towards cost of national health service in England, Wales and Scotland)—

(a)after “means” insert “ 100 per cent of the product of the additional rate together with ”,

(b)in paragraph (a), for “1.05” substitute “ 2.05 ”,

(c)in paragraphs (b), (c) and (ca), for “0.9” substitute “ 1.9 ”, and

(d)in paragraph (f), for the words from “1.15” onwards substitute “ 2.15 per cent of the amount estimated to be that of so much of the profits or gains, or earnings, in respect of which those contributions were paid as exceeded the lower limit specified in paragraph (a) of subsection (3) of section 15, and in paragraph (a) of subsection (1A) of section 18, of the Contributions and Benefits Act but did not exceed the upper limit specified in those subsections. ”

(3)After that subsection insert—

(5A)In subsection (5) above “the product of the additional rate” means the amount estimated to be the aggregate of—

(a)so much of the total of primary Class 1 contributions as is attributable to section 8(1)(b) of the Contributions and Benefits Act (additional primary percentage);

(b)so much of the total of Class 4 contributions under section 15 of that Act as is attributable to subsection (3)(b) of that section (additional Class 4 percentage); and

(c)so much of the total of Class 4 contributions payable by virtue of section 18 of that Act as is attributable to subsection (1A)(b) of that section (additional Class 4 percentage).

5 Appropriate health service allocation: Northern IrelandU.K.

(1)Section 142 of the Social Security Administration (Northern Ireland) Act 1992 (c. 8) (destination of contributions) is amended as follows.

(2)In subsection (5) (allocation towards cost of health service in Northern Ireland)—

(a)after “means” insert “ 100 per cent of the product of the additional rate together with ”,

(b)in paragraph (a), for “1.05” substitute “ 2.05 ”,

(c)in paragraphs (b), (c) and (ca), for “0.9” substitute “ 1.9 ”, and

(d)in paragraph (f), for the words from “1.15” onwards substitute “ 2.15 per cent of the amount estimated to be that of so much of the profits or gains, or earnings, in respect of which those contributions were paid as exceeded the lower limit specified in paragraph (a) of subsection (3) of section 15, and in paragraph (a) of subsection (1A) of section 18, of the Contributions and Benefits Act but did not exceed the upper limit specified in those subsections. ”

(3)After that subsection insert—

(5A)In subsection (5) above “the product of the additional rate” means the amount estimated to be the aggregate of—

(a)so much of the total of primary Class 1 contributions as is attributable to section 8(1)(b) of the Contributions and Benefits Act (additional primary percentage);

(b)so much of the total of Class 4 contributions under section 15 of that Act as is attributable to subsection (3)(b) of that section (additional Class 4 percentage); and

(c)so much of the total of Class 4 contributions payable by virtue of section 18 of that Act as is attributable to subsection (1A)(b) of that section (additional Class 4 percentage).

SupplementaryU.K.

6 Consequential amendmentsU.K.

Schedule 1 (consequential amendments) has effect.

7 Repeals and revocationsU.K.

Schedule 2 (repeals and revocations) has effect.

8 Short title, commencement and extentU.K.

(1)This Act may be cited as the National Insurance Contributions Act 2002.

(2)This Act has effect in relation to the tax year 2003-04 and subsequent tax years; and for this purpose “tax year” has the meaning given by section 122(1) of the Social Security Contributions and Benefits Act 1992 (c. 4).

(3)The amendments, repeals and revocations made by this Act have the same extent as the provisions to which they relate.

(4)Subject to that, this Act extends to Northern Ireland (as well as to England and Wales and Scotland).

Back to top

Options/Help

Print Options

Close

Legislation is available in different versions:

Latest Available (revised):The latest available updated version of the legislation incorporating changes made by subsequent legislation and applied by our editorial team. Changes we have not yet applied to the text, can be found in the ‘Changes to Legislation’ area.

Original (As Enacted or Made): The original version of the legislation as it stood when it was enacted or made. No changes have been applied to the text.

Close

See additional information alongside the content

Geographical Extent: Indicates the geographical area that this provision applies to. For further information see ‘Frequently Asked Questions’.

Show Timeline of Changes: See how this legislation has or could change over time. Turning this feature on will show extra navigation options to go to these specific points in time. Return to the latest available version by using the controls above in the What Version box.

Close

Opening Options

Different options to open legislation in order to view more content on screen at once

Close

More Resources

Access essential accompanying documents and information for this legislation item from this tab. Dependent on the legislation item being viewed this may include:

  • the original print PDF of the as enacted version that was used for the print copy
  • lists of changes made by and/or affecting this legislation item
  • confers power and blanket amendment details
  • all formats of all associated documents
  • correction slips
  • links to related legislation and further information resources
Close

Timeline of Changes

This timeline shows the different points in time where a change occurred. The dates will coincide with the earliest date on which the change (e.g an insertion, a repeal or a substitution) that was applied came into force. The first date in the timeline will usually be the earliest date when the provision came into force. In some cases the first date is 01/02/1991 (or for Northern Ireland legislation 01/01/2006). This date is our basedate. No versions before this date are available. For further information see the Editorial Practice Guide and Glossary under Help.

Close

More Resources

Use this menu to access essential accompanying documents and information for this legislation item. Dependent on the legislation item being viewed this may include:

  • the original print PDF of the as enacted version that was used for the print copy
  • correction slips

Click 'View More' or select 'More Resources' tab for additional information including:

  • lists of changes made by and/or affecting this legislation item
  • confers power and blanket amendment details
  • all formats of all associated documents
  • links to related legislation and further information resources