To ask the Secretary of State for the Home Department how many illegal migrant workers were the subject of enforcement action (a) in each year since 1997 and (b) in each quarter of the last three years; and how many have been deported or otherwise removed from the UK. (222337)

The United Kingdom Border Agency's records details of enforcement operations and arrests going back as far as 2005. To link that data to subsequent enforcement action and successful removals could be obtained only by the detailed examination of individual records at disproportionate cost.

Published information on removals is provided in the quarterly asylum statistics. The most recent figures can be accessed at:

http://www.homeoffice.gov.uk/rds/pdfs08/asylumq407.pdf.

To ask the Secretary of State for the Home Department how many employers have been made the subject of (a) a civil penalty and (b) a criminal prosecution since the Immigration, Asylum and Nationality Act 2006 came into force; how many of those prosecuted have been convicted; and how many of the employees illegally employed in such cases have been removed from the UK, broken down by sector of the employers concerned. (222338)

There have been 354 notices of liability issued to employers under the civil penalty regime since its introduction on 29 February 2008 until 12 July 2008.

Prosecution proceedings are live in a further 27 cases. And in four cases, these proceedings have been completed and have resulted in a fine for the employer. The data provided are management information. They may be subject to change and do not represent published national statistics.

The United Kingdom Border Agency does not hold data in the format requested on those encountered working illegally and that have been removed from the UK. Published information on removals is provided in the quarterly asylum statistics. The most recent figures can be accessed at:

http://www.homeoffice.gov.uk/rds/pdfs08/asylumq407.pdf.

A copy is available in the House Library.