National Insurance

2011/12 Class 1 (employed) contracted in rates

Employee

Employer

Earnings per week

%

Earnings per week

%

Up to £139

Nil*

Up to £136

Nil*

£139.01 – £817

12

Over £136

13.8

Over £817

2

* Entitlement to contribution-based benefits retained for earnings between £102 and £139 per week.

Class 1A (employers)

13.8% on employee taxable benefits

Class 1B (employers)

13.8% on PAYE Settlement Agreements

Class 2 (self-employed)

flat rate per week £2.50
small earnings exception p.a. £5,315 p.a.

Class 3 (voluntary)

flat rate per week £12.60

Class 4 (self-employed)

9% on profits between £7,225 and £42,475 plus 2% on profits over £42,475

2011/12 Class 1 (employed) contracted in rates

Employee

Employer

Earnings per week

%

Earnings per week

%

Up to £139

Nil*

Up to £136

Nil*

£139.01 – £817

12

Over £136

13.8

Over £817

2

* Entitlement to contribution-based benefits retained for earnings between £102 and £139 per week.