In the majority of instances, you won’t need permission to install a downstairs toilet or fittings such as cloakroom suites, so long as you don’t have to adjust the exterior of your property.
However, it is still a good idea to check with your local council before beginning invasive work such as a downstairs toilet installation or cloakroom suite fitting.
For an insight into some of the best downstairs toilet installation ideas, explore our blog, Fabulous Downstairs Toilet Ideas.