Following on from a limited trial – after February 1st 2016, the Right to Rent scheme will be extended across England. This means that all private landlords, or their agents, in England, including those subletting or taking in lodgers, will have to check that new tenants have the right to be in the UK before renting out their property.
There are a number of steps to take, you can find out more directly from their website:
https://www.gov.uk/government/news/right-to-rent-checks-what-they-mean-for-you