It's claimed the controversial new benefit Universal Credit which is being trialled in the North West could leave the benefit system more vulnerable to fraud.
A report by the Communities and Local Government Committee says the computer system won't be able to detect if several people make a housing benefit claim for the same property.
Universal Credit is being trialled from one Job Centre in Ashton-under-Lyne and will be rolled out nationally later in the year.
Controversial changes to the welfare system come into force from today. The review will penalise many state benefit claimants living in homes with spare rooms. There have been protests in Manchester and Liverpool about the so-called 'Bedroom Tax'.