NIM20150 | Class 2 National Insurance contributions liability: Persons treated as self-employed
From HM Revenue & Customs · National Insurance Manual
Section 2(1)(b) and 2(2)(b) of the Social Security Contributions and Benefits Act 1992, and
Section 2(1)(b) and 2(2)(b) of the Social Security Contributions and Benefits (Northern Ireland) Act 1992;
Regulation 2(1) and 2(3) and Part 2 of Schedule 1 to the Social Security (Categorisation of Earners) Regulations 1978 (SI 1978 No. 1689);
Regulation 2(1) and 2(3) and Part 2 of Schedule 1 to the Social Security (Categorisation of Earners) (Northern Ireland) Regulations 1978 (SI 1978 No. 401)
Only self-employed earners can be liable to pay Class 2 National Insurance contributions. NIM20100 sets out what a self-employed earner is. Some persons who are employed under a contract of service are treated as self-employed earners. They include certain examiners, moderators or invigilators of certain qualifications such as diplomas and degrees.