<P> There are several companies that offer document validation and / or authentication of documents ranging from mobile - phone software to specialised document scanners . </P> <P> Again, the UK government offers Guidance on Document Scanner Technology here . </P> <P> Under section 15 of the 2006 Act, an employer may be liable for a civil penalty if they employ someone who does not have the right to undertake the work in question . </P> <P> The civil penalty can be up to £ 20000 per illegal worker . </P>

When did right to work checks come into force