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.
Isle Of Mull
The Isle of Mull or just Mull is the second-largest island of the Inner Hebrides (after Skye) and lies off the west coastline of Scotland in the council location of Argyll as well as Bute. With a location of 875.35 square kilometres (337.97 sq mi), Mull is the fourth-largest Scottish island as well as the fourth-largest island bordering Great Britain (excluding Ireland). In the 2011 census the usual resident population of Mull was 2,800, which was a minor boost on the 2001 number of 2,667. In the summer the population is supplemented by numerous visitors. Much of the population stays in Tobermory, the only burgh on the island till 1973 and also its funding. Tobermory is likewise home to Mull's just single malt Scotch whisky distillery, Tobermory distillery (previously Ledaig).