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National Insurance

The rates and thresholds for National Insurance Contributions for 2017/18 are:

Class: Weekly earnings Rate
Employer's class 1 above primary threshold Above £157 13.8%
Employee's class 1 From £157 to £866 12%
Employee's additional class 1 Above £866 2%
Married woman's rate* From £157 to £866 5.85%
Self-employed class 2 (per week) - £2.85
Share fishermen class 2 (per week) - £3.50
Volunteer development workers class 2 - £5.65
Class 3 ( per week) - £14.25
Annual profit thresholds
Self-employed class 4 From £8,164 to £45,000 9%
Self-employed class 4 additional rate Above £45,000 2%

*only available for women who made a valid married woman's election before 11 May 1977.

Autumn Budget 2017 announced the following rates for 2018/19 (subject to enactment)

Class: Weekly earnings Rate
Employer's class 1 above primary threshold Above £162 13.8%
Employee's class 1 From £162 to £892 12%
Employee's additional class 1 Above £892 2%
Married woman's rate* From £162 to £892 5.85%
Self-employed class 2 (per week) - £2.95
Share fishermen class 2 (per week) - £3.60
Volunteer development workers class 2 - £5.80
Class 3 ( per week) - £14.65
Annual profit thresholds
Self-employed class 4 From £8,424 to £46,350 9%
Self-employed class 4 additional rate Above £46,350 2%

*only available for women who made a valid married woman's election before 11 May 1977.

Self-employed

From April 2016 class 2 NICs will be collected through self-assessment, rather than been paid as a separate direct debit on a monthly or six-monthly basis.

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