Regulation 6 Amendment of the Social Security (Contributions) Regulations 2001 Original text. Later amendments are not shown. In regulation 90K(4)(b) (default surcharge) omit paragraph (i)f1. Annotations Footnotes f1 Regulation 90K was inserted by regulation 23 of S.I. 2004/770. ← Regulation 5 Regulation 6 Regulation 7 →