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 Security Scotland
Social Security Scotland is expected to be responsible for the provision of 10 social security payments which includes 3 additional social security payments of specific welfare areas by 2021. They are being implemented on a rolling basis to ensure continuity and a smooth transition. When fully implemented, these payments will include:Social Security Scotland will operate from two large bases in Dundee and Glasgow, alongside operations at a local level.