How Big Can Garden Room Be Without Planning Permission?

Can you sleep in a garden room?

To sleep in a shed or garden room, it must comply with Building Regulations.

These control the quality of the building’s structure and ensure it is safe for sleeping in.

The same rules apply to converting a garage or small brick building into an annexe.

Seek the advice of your local planning authority before you begin..

Does a garden room add value?

Adding a backyard cabana, cubby house or garden shed to your property is one of the easiest and most effective ways to add value. A lockable, secure, and separate space in your backyard, it is the perfect property upgrade that will increase the sale price of your property if you decide to sell.

How big a garden room can I build?

1. Area: Planning rules say you can cover up to half your garden. However, under building regulations, the maximum floor space your unregulated garden building is allowed to cover is 30 square metres.

What is the maximum size of an outbuilding without planning permission?

Outbuildings must be single storey with a maximum eaves height of 2.5 metres and maximum overall height of 4 metres with a dual pitched roof, or 3 metres in any other case.

Do I need building regulations for a garden room?

If you want to put up small detached buildings such as a garden shed or summerhouse in your garden, building regulations will not normally apply if the floor area of the building is less than 15 square metres and contains NO sleeping accommodation.

Do I need planning permission for a garden room with toilet?

You do need to apply for Building Regulations if: So, if you are planning a office with toilet, a bedroom with shower room or a full blown granny annexe you will need to apply for Building Regulations. Large garden rooms of 30 sqm or more also need Building Regulation approval.