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.
Budleigh Salterton
Budleigh Salterton is a town on the coast in East Devon, England, 15 miles (24 kilometres) south-east of Exeter. The town lies within the East Devon Area of Outstanding Natural Beauty. It forms a major part of the electoral ward of Budleigh, whose ward population at the 2011 census was 5,967. Budleigh Salterton exists at the mouth of the River Otter, where the estuary forms a location of reed bed as well as grazing marsh. This creates an important place for migratory birds and also a Site of Special Scientific Interest for those thinking about bird watching. It has actually a designated area for naturists. Budleigh Salterton rests on the South West Coast Path, with clifftop courses eastwards to Sidmouth as well as westwards to Exmouth. The pebble coastline as well as high cliffs are part of the Jurassic Coast World Heritage site.