Find out why you must pay contributions, contributions levels, who's exempt and how to opt out
Information on Class 2 Social Security contributions, including who needs to pay and how
Information for employers on paying employees' contributions, labour only contractors and contributions rates
What to do if you get a missing contribution notice
Different ways to pay your employees or employers contributions and instalments
Information on contributions credits for when you're off work sick, made redundant or a full-time student