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National Insurance

Question for Department for Work and Pensions

UIN HL2027, tabled on 14 July 2021

To ask Her Majesty's Government how many National Insurance numbers were valid on the latest date for which this figure is available.

Answered on

20 July 2021

As of 11:50am on 16th July 2021, the Department Customer Information System (CIS) holds National Insurance Number records for 72, 096, 863 Adults; where a Date of Death is not held on their record. As processes are in place to remediate invalid National Insurance Number records, the volume of Live Adult records are deemed to be valid.