Houses in Multiple Occupation (HMO) licensing Which HMOs must be licenced? From 1 October 2018 mandatory licensing is now no longer limited to HMOs that are three or more storeys high, but will also include buildings with one or two storeys. From the 1 October 2018 a property will require a Mandatory HMO License if: it is rented to 5 or more people from more than 1 household; AND the HMO is either: A building where a tenant shares a basic amenity (i.e. toilet, bathroom or kitchen facilities) or their living accommodation lacks a basic amenity. (e.g. shared house arrangement) A self-contained flat where a tenant shares a basic amenity. Excluding purpose-built flats that are situated in a block of 3 or more self-contained flats. A building that has been converted and one or more of the units of accommodation is not self-contained. (e.g. bed-sit type arrangement). The legislation that details which HMOs require a Mandatory HMO Licence is available on our Applying for a HMO licence page. How do I apply for a HMO licence? Visit our Applying for a HMO licence page for information on how to apply for a HMO licence OR to renew an existing licence. What happens if you fail to apply for a HMO licence? It is a criminal offence to be in control of, or be managing a House in Multiple Occupation, which is not licensed but is required to be so. These are a range of sanctions that could be imposed on you: An unlimited fine upon prosecution and given a criminal record A civil penalty of up to £30,000. You could be banned from running a rental property. Stopped from using Section 21 of the Housing Act 1988 to evict your tenant. Payback rent received over the last 12 months to the council or the tenants.