Fixed-fee planning, building regulations, loft, extension and mansard drawings for properties in South Kensington (SW7). MCIAT chartered. 30% below typical London architect rates.
South Kensington is Victorian and Edwardian stucco terraces. The streetscape is dominated by stucco terraces, mansion blocks, listed buildings, which means design decisions — roofscape, rear glazing, side returns, mansards — must respect the period rhythm of the row. Kensington and Chelsea planning (RBKC Planning) decides applications here. Article 4 Directions covering HMOs, office-to-residential, and basement developments — RBKC has some of the strictest basement policies in London.
From £840. Planning permission drawings delivered by an MCIAT chartered team.
From £840. Building regulations drawings delivered by an MCIAT chartered team.
From £1,225. Loft conversion drawings delivered by an MCIAT chartered team.
From £1,225. House extension drawings delivered by an MCIAT chartered team.
From £1,575. Mansard roof extensions delivered by an MCIAT chartered team.
From £995. Garage conversion drawings delivered by an MCIAT chartered team.
From £1,950. Basement conversion drawings delivered by an MCIAT chartered team.
From £350. Structural calculations delivered by an MCIAT chartered team.
From £450. Party wall services delivered by an MCIAT chartered team.
From £1,225. Rear dormer drawings delivered by an MCIAT chartered team.
South Kensington sits within Kensington and Chelsea, so applications are decided by RBKC Planning. Most single-storey rear extensions and side-returns on terraced or semi-detached homes in South Kensington fall under Permitted Development — up to 3m deep (attached) or 4m (detached), under 4m high. Flats, listed buildings and conservation areas always require full planning. Article 4 status here: Yes. We check eligibility free at the site visit.
South Kensington is characterised by Victorian and Edwardian stucco terraces. The dominant stock is Stucco terraces, mansion blocks, listed buildings. We've drawn extensions and lofts for every period represented here — Victorian rear additions, Edwardian side returns, 1930s wrap-arounds, and contemporary infill where the streetscape allows.
RBKC Planning statutory determination is 8 weeks for householder applications. Validation typically adds 1–2 weeks. From your first call to a decision, expect 12–14 weeks total: 1 week measured survey, 2 weeks design, 1–2 weeks validation, 8 weeks determination. We've achieved a 98% first-time approval rate across Kensington and Chelsea.
Loft conversion drawings in South Kensington start at £1,225 for planning + building regs combined. Construction cost (separate from drawings) is £45,000–£75,000 for a standard rear dormer on a Victorian or Edwardian terrace, £65,000–£95,000 for a hip-to-gable plus dormer. We quote drawings as a fixed fee — no hourly creep.
Kensington and Chelsea has 38 designated conservation areas. Nearest to South Kensington: Kensington. In a conservation area, full planning is required for most external work (including roof additions, rendering, replacement windows). We prepare a Heritage Statement covering the conservation area's character appraisal.
Fixed fee. MCIAT chartered. 98% first-time approval rate.
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