Class 1
Employees start paying Class 1 NIC from age 16 (if sufficient earnings).
Employers pay Class 1 NIC in accordance with the table below.
Employer NIC for employees under the age of 21 and apprentices under the age of 25 is reduced from the normal rate of 13.8% to 0% up to the Upper Secondary Threshold of £967 per week. Also applies to veterans in the first 12 months of employment.
Employees Class 1 NIC stop when they reach their 'State Pension age'. The employer's contribution continues.
Employees
2021/22:
| Earnings per week |
% |
| Up to £184 |
Nil |
| £184.01 - £967 |
12 |
| Over £967 |
2 |
Entitlement to state pension and other 'contribution-based benefits' is retained for earnings between £120 and £184 per week
2020/21:
| Earnings per week |
% |
| Up to £183 |
Nil |
| £183.01 - £962 |
12 |
| Over £962 |
2 |
Entitlement to state pension and other 'contribution-based benefits' is retained for earnings between £118 and £166 per week
Employers
2021/22:
| Earnings per week |
% |
| Up to £170 |
Nil |
| Over £170 |
13.8 |
2020/21:
| Earnings per week |
% |
| Up to £169 |
Nil |
| Over £169 |
13.8 |
Other National Insurance payable by employers
Class 1A
13.8% on broadly all taxable benefits provided to employees and on certain taxable termination and sporting testimonial payments in excess of £30,000.
Class 1B
13.8% on taxable PAYE Settlement Agreements.
Class 2 and 4 (self-employed)
A self-employed person starts paying Class 2 and Class 4 NIC from 16 or over (if sufficient profits).
Class 2 NIC stop when a person reaches State Pension age.
Class 4 NIC stop from the start of the tax year after the one in which the person reaches State Pension age.
2021/22:
| Class 2 |
(£) |
| Flat rate per week |
3.05 |
| Small Profits Threshold (per year) |
6,515 |
2020/21:
| Class 2 |
(£) |
| Flat rate per week |
3.05 |
Small Profits Threshold (per year) |
6,475 |
No Class 2 is due if the amount of trading profits assessable to income tax and Class 4 NIC is below this figure. However, a person might decide to carry on paying Class 2 voluntarily to accrue entitlement to the State Pension and entitlement to other benefits.
Class 4
2021/22:
| Annual profits |
% |
| Up to £9,568 |
Nil |
| £9,568.01 - £50,270 |
9 |
| Over £50,270 |
2 |
2020/21:
| Annual profits |
% |
| Up to £9,500 |
Nil |
| £9,500.01 - £50,000 |
9 |
| Over £50,000 |
2 |
Class 3
A person needs 35 years (30 years if State Pension age is before 6 April 2016) of NIC to get a full State Pension.
Class 3 voluntary contributions can be paid to fill or avoid gaps in a NI record.
Flat rate per week: £15.40 (2020/21: £15.30)