You may need planning permission if you are planning a larger extension. All extensions will need building regulations approval. An architect can assist with this and if planning permission is required. A reputable contractor will also be able to advise you if this is needed as well.
Dalton-in-furness
Dalton-in-Furness is a village of 8,125 individuals, north eastern of Barrow-in-Furness, in Cumbria, England. It is the second biggest negotiation in the Borough of Barrow-in-Furness after Barrow itself and also is most kept in mind for being the area of South Lakes Safari Zoo. Dalton is mentioned in the Domesday Book, written as "Daltune" as one of the areas creating the Manor of Hougun held by Tostig Godwinson, Earl of Northumbria. Historically, it was the capital of Furness. The old church of Dalton covered the area which is currently inhabited by the Borough of Barrow-in-Furness. The town is currently in the civil church of Dalton Community with Newton. Historically a part of Lancashire, the town is connected with a number of renowned artists, including George Romney.