Twickenham / Whitton — covered by Richmond 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.


TW2 primarily covers Twickenham / Whitton in Richmond upon Thames.
Decisions for TW2 are made by Richmond 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 Richmond upon Thames: No.
Building regs from £950. We do not charge hourly. Free site survey across all TW2 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. Richmond Council timelines align with the national norm.
Twickenham / Whitton in TW2 is characterised by the housing stock of Richmond upon Thames — broadly georgian in richmond green and twickenham.

Pick a slot that suits you. No obligation and no sales pressure, just straight answers on your planning route.
Every TW2 postcode district we draw in, the stock that dominates it and the authority that validates a drawing package there. TW2 fees below are the statutory England rates for 2026, not drawing package estimates.
| Postcode | Area | Dominant stock | What it means for a drawing package |
|---|---|---|---|
| TW2 | Twickenham / Whitton | Georgian fragments, Victorian terraces, Edwardian villas | Twickenham / Whitton sits wholly inside TW2, so Richmond Council validates every drawing package submitted from an TW2 address. |
| TW2 | Twickenham | Georgian fragments, Victorian terraces, Edwardian villas | Twickenham sits inside TW2; drawing package proposals here are determined by Richmond Council. |
| TW2 | Whitton | 1930s semi-detached | Whitton sits inside TW2; drawing package proposals here are determined by Richmond Council. |
| SW13 | Barnes | Georgian villas, Edwardian terraces | Adjoining district to TW2, also inside Richmond upon Thames for drawing package purposes. |
| SW14 | Mortlake / East Sheen | Edwardian villas, 1930s semi-detached | Adjoining district to TW2, also inside Richmond upon Thames for drawing package purposes. |
Roof pitch, wall build-up and plot depth change every few TW2 streets, and each one changes what a drawing package can achieve at that address.
How designation changes a TW2 (Twickenham / Whitton) drawing package: Richmond Council maintains 72 conservation areas, including Hampton Wick, Twickenham Riverside, Barnes Village. Inside any of them a TW2 (Twickenham / Whitton) 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. Richmond Green sets the tone for TW2 (Twickenham / Whitton) casework.
TW2 (Twickenham / Whitton) permitted development status: there is no borough-wide direction from Richmond Council, so a drawing package at a TW2 address is normally still permitted development. We certify that with a £274 Lawful Development Certificate rather than leaving a TW2 (Twickenham / Whitton) sale to argue it later.
The building fabric around TW2 (Twickenham / Whitton): Georgian in Richmond Green and Twickenham; Edwardian villas in Barnes and East Sheen; 1930s semi-detached in Whitton; riverside cottages along the Thames. Highest conservation area coverage in London; Royal Parks and Thames corridor add heritage layers; design quality heavily scrutinised. A drawing package in TW2 (Twickenham / Whitton) is scoped against that stock first, because it decides whether the scheme runs as permitted development, a £274 Lawful Development Certificate, or a full £548 application to Richmond Council.
Sources for this TW2 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.
Same-day fixed quote. MCIAT chartered. No hourly creep.
Start free quoteOr contact us about your project first
Before you commit, 30% below London architects and seeing why work with us. You can find your service to find the right fit, or create a free account to track your project. When you are ready, get a quote in minutes — most homeowners have a fee in minutes — or contact us for a chat and a chartered technologist will be in touch.