2013 – 2014 Class 2 NIC 15 May 2013 Gemma Latest News, Rates and Allowances No comment Class 2: Self-employed persons The weekly contribution will rise by 5p to £2.70 a week. A Certificate of Exception will be available where annual earnings are expected to be less than £5,725 (2012/13 £5,595). Related posts: Corporation Tax Rates 2012/2013 2013 – 2014 STUDENTS LOANS 2013 – 2014 Class 4 NIC Class 3 NIC Contributions 2012/2013 2013 – 2014 INCOME TAX RATES