Work to refit a bathroom with new units and fittings does not generally require building regulations approval, although drainage or electrical works that form part of the refit may require approval under the building regulations.

If a bathroom is to be provided in a room where there wasn't one before, building regulations approval is likely to be required to ensure that the room will have adequate ventilation and drainage, and meet requirements with respect to structural stability, electrical and fire safety.

Adding a permanent wheelchair ramp for access to a home is likely to require planning permission as it will permanently change the external appearance of the front of the house. If the application is solely for improving disable access to the building then the planning application will be exempt from a planning fee.

If you live in a listed building, you will have to apply for listed building consent for any significant works, whether internal or external.

All permanent wheelchair ramps must comply with Approved Document M of the building regulations which specifies the gradient, width and surfaces which should be used.

Read Approved Document M: Access to and use of buildings.

If your proposal for planning permission or building regulations approval is solely for extensions or alterations to a disabled person’s house to improve access, safety or comfort then you are exempt from paying a planning or building control fee. Additionally, if you are providing means of access for disabled persons to public buildings you are exempt from any fee.

Note that for building regulations approval, you will only be exempt when applying to a local authority building control body.

A bin store is classed as an outbuilding, these fall under permitted development rules meaning they are allowed as long as they adhere to a set list of rules. However, one of these rules is that outbuildings cannot be placed in front of the principal elevation*. As such, you will be required to apply for planning permission to build a bin store or any permanent structure in your front garden.

Read more about the rules for outbuildings.

‍Principal elevation - The most visible or prominent side of a structure, typically facing a street or public area. While often considered the 'front' of the building, it may not always contain the main entrance.

Planning permission is not normally required to turn two properties into one by knocking through a party wall provided the changes are internal and do not impact the external appearance of the property.

You should check with your local planning authority that they agree, and there are not any previous planning changes or conditions which may have an impact.

Additional permissions may be required depending on the building’s history and their location. If the building is listed, an application for listed building consent will be required before any major changes are made to the dwellings.

The work will have to comply with building regulations, the focus will be on structural work and safety.

‍Read more about how building regulations apply to internal walls.