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National Insurance Numbers

Volume 458: debated on Thursday 15 March 2007

To ask the Secretary of State for Work and Pensions how many cases have been reported of (a) an individual using more than one national insurance number and (b) a national insurance number being used by more than one individual in each year since 1997. (100475)

To ask the Secretary of State for Work and Pensions how many cases have been reported of (a) an individual using more than one national insurance number and (b) a national insurance number being used by more than one individual in each year since 1997. (102163)

Cases of national insurance numbers being used by more than one individual may derive from fraud, customer error or official error; it is not possible to provide a breakdown of numbers from each cause.

Any fraud-related cases are rigorously pursed by our Fraud Investigation Service.

Information is only available from 2001 and is shown in the following tables.

Individuals found to be using more than one national insurance number

Number of cases

2001

586

2002

447

2003

303

2004

513

2005

497

Cases of a national insurance number being used by more than one individual

Number of cases

2001

2,539

2002

2,418

2003

2,533

2004

1,896

2005

1,991

Source:

Departmental Central Index front-line services.