Yes, for most houses here, and with less friction than the village's looks suggest. The heritage protections cover a few dozen buildings out of roughly fifteen hundred dwellings. One conservation area, one scheduled monument, and then a great deal of ordinary post-war housing that nobody has ever called sensitive. The neighbours are already extending in numbers. What limits you here is the plot you bought, not the planning department.
Historic England's listing records 34 listed buildings in and around the village: one at Grade I, two at Grade II star and 31 at Grade II. If yours is one of them, listing applies to the whole building rather than the pretty side of it, so internal walls, staircases, windows, chimneys and often the outbuildings all sit inside the protection. Listed building consent is needed on top of planning permission, and permitted development rights are curtailed rather than assumed. This is how a straightforward kitchen refit turns into a conversation about lime plaster and a specification you did not know existed.
One conservation area covers part of the village. Designation adds a layer of control over demolition, over work to trees, and over changes that would normally slip through unremarked, and the specific restrictions attached to any given conservation area vary with its own designation and any directions the council has made over it. That is a question for the council rather than for a website, and it is a cheap question to ask before you offer rather than after you have paid a designer.
There is also one scheduled monument in the area. That is the strictest protection tier in the system, consent comes from central government rather than the local authority, and it matters only if your land sits on or immediately beside it. For nearly every buyer here it is a fact about the landscape rather than a fact about their house.
The live evidence is that people alter homes here constantly. Somerset's planning register records 211 applications across the area between April 2024 and June 2026, 88 of them in the most recent twelve months. That is a village with drawings on kitchen tables, not one where owners have quietly given up. What those applications were and how they landed is a matter for each individual case file, which is where the useful reading is.
In practice the split is simple. If the house is listed, or sits inside the conservation area boundary, assume you need consent for almost anything visible and quite a lot that is not. If it is one of the ordinary post-war houses that make up most of the village, the usual permitted development rules apply and a rear extension or a loft conversion is a normal project rather than a campaign. Only about 16% of the stock predates 1930, which tells you how much of this village is in the second category.
Freedom to alter a home here is comfortable in the middle: unremarkable for most addresses, genuinely restrictive for a small minority, and entirely knowable before you commit. Find out which of the two you are buying before you fall for the beams.