Putney / Roehampton — covered by Wandsworth Council.
Planning permission drawings delivered by an MCIAT chartered team.
Building regulations drawings delivered by an MCIAT chartered team.
Loft conversion drawings delivered by an MCIAT chartered team.
House extension drawings delivered by an MCIAT chartered team.
Mansard roof extensions delivered by an MCIAT chartered team.
Garage conversion drawings delivered by an MCIAT chartered team.
Basement conversion drawings delivered by an MCIAT chartered team.
Structural calculations delivered by an MCIAT chartered team.
Measured building survey delivered by an MCIAT chartered team.
Party wall services delivered by an MCIAT chartered team.
Rear dormer drawings delivered by an MCIAT chartered team.


SW15 primarily covers Putney / Roehampton in Wandsworth.
Decisions for SW15 are made by Wandsworth Council. Standard Permitted Development rules apply for most rear extensions and loft conversions on terraced and semi-detached houses, unless the property is in a conservation area, is listed, or sits under an Article 4 Direction. Article 4 in Wandsworth: Yes.
Building regs from £950. We do not charge hourly. Free site survey across all SW15 addresses.
From first call to planning decision: typically 12–14 weeks. Site survey week 1, design weeks 2–3, validation 1–2 weeks, statutory 8-week determination. Wandsworth Council timelines align with the national norm.
Putney / Roehampton in SW15 is characterised by the housing stock of Wandsworth — broadly extensive victorian terraced streets — the classic london side-return extension opportunity.

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Every SW15 postcode district we draw in, the stock that dominates it and the authority that validates a drawing package there. SW15 fees below are the statutory England rates for 2026, not drawing package estimates.
| Postcode | Area | Dominant stock | What it means for a drawing package |
|---|---|---|---|
| SW15 | Putney / Roehampton | Edwardian terraces, Victorian villas, mansion blocks | A drawing package at an SW15 address in Putney / Roehampton is determined by Wandsworth Council under its own Local Plan policies for Putney / Roehampton. |
| SW15 | Putney | Edwardian terraces, Victorian villas, mansion blocks | Putney sits inside SW15; drawing package proposals here are determined by Wandsworth Council. |
| SW15 | Roehampton | Post-war estates, Georgian villas | Roehampton sits inside SW15; drawing package proposals here are determined by Wandsworth Council. |
| SW11 | Battersea / Clapham Junction | Victorian terraces, mansion blocks | Adjoining district to SW15, also inside Wandsworth for drawing package purposes. |
| SW12 | Balham | Victorian and Edwardian terraces | Adjoining district to SW15, also inside Wandsworth for drawing package purposes. |
| SW17 | Tooting / Earlsfield | Edwardian terraces | Adjoining district to SW15, also inside Wandsworth for drawing package purposes. |
Roof pitch, wall build-up and plot depth change every few SW15 streets, and each one changes what a drawing package can achieve at that address.
How designation changes a SW15 (Putney / Roehampton) drawing package: Wandsworth Council maintains 45 conservation areas, including Clapham Common West, Tonsley, Magdalen Park. Inside any of them a SW15 (Putney / Roehampton) drawing package cannot rely on permitted development, and the route becomes a £548 householder application determined in 8 weeks rather than a £249 prior approval in 6 weeks. Tonsley sets the tone for SW15 (Putney / Roehampton) casework.
What Article 4 removes near SW15 (Putney / Roehampton): Article 4 for HMO conversions covering the whole borough. Before pricing a drawing package we check whether the SW15 address is inside the mapped area, because Wandsworth Council draws the SW15 (Putney / Roehampton) boundary street by street rather than across the whole of SW15 (Putney / Roehampton).
What SW15 (Putney / Roehampton) is built from: Extensive Victorian terraced streets — the classic London side-return extension opportunity; Edwardian villas around the commons; 1930s semi-detached in Southfields. Family-oriented, high side-return extension and loft conversion rates; planning department experienced with Victorian terrace modifications. That mix decides the drawing package route in SW15 (Putney / Roehampton) more than the postcode does, and it is what a Wandsworth Council case officer reads first. A householder application costs £548 paid to Wandsworth Council direct, with 8 weeks to a decision once validated.
Sources for this SW15 drawing package page: borough policies maps and conservation-area registers (2025–26), Royal Mail postcode district boundaries, the Town and Country Planning (Fees for Applications) (England) Regulations, the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended, and the Party Wall etc. Act 1996.
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