The document summarizes several upcoming changes to UK housing law under the Localism Bill and other acts. Key changes include: 1) Local authorities will have more flexibility to determine housing tenure and allocations policies, including offering 2-year fixed term tenancies. 2) A national home swap scheme will be established to help tenants exchange properties and support mobility. 3) Local authorities will be able to discharge their homelessness duties by offering private rented housing. 4) Reforms aim to help address overcrowding and encourage tenants to downsize through underoccupation incentives.