National Insurance number
The National Insurance number is a number used in the United Kingdom in the administration of the National Insurance or social security system. It is also used for some purposes in the UK tax system. The number is described by the United Kingdom government as a "personal account number".
Social Fund (UK)
The Social Fund in the UK was a form of welfare benefit provision payable for exceptional or intermittent needs, in addition to regular payments such as Jobseeker's Allowance or Income Support.