A fixed-fee, end-to-end service — measured survey, scaled drawings, Design & Access Statement where required, Planning Portal submission, and full agent liaison until the council's decision.
A fixed-fee, end-to-end service — measured survey, scaled drawings, Design & Access Statement where required, Planning Portal submission, and full agent liaison until the council's decision.
Housing stock in Harrow: 1930s semi-detached dominates; Edwardian villas in Harrow on the Hill and Pinner; Metropolitan Green Belt in Stanmore and Harrow Weald; post-war flats around Harrow Central.
Character: Outer north-west London suburban; Harrow on the Hill has exceptionally strict heritage controls; rest of borough permissive.
A chartered technologist visits and laser-measures every room. Typically 60–90 minutes on site.
Drafted in Revit or AutoCAD at 1:100 or 1:50. Fully annotated and council-ready.
Unlimited revisions until you approve. Shadow studies for committee-sensitive applications.
Site location plan, block plan, Design & Access Statement where required.
We lodge the application with Harrow Council and pay statutory fees directly.
Every officer query, consultation response and amendment handled through to determination.
Single planning or regs submission.
Planning + building regs + structural.
Listed, conservation, complex sites.
Direct answers to the questions Harrow homeowners ask every week about planning permission drawings.
Start a free quote →Our fixed-fee householder planning package for Harrow starts at £840. Full planning applications (major works, change of use, flat conversions) start at £1,750. Harrow Council charges a separate statutory fee of £258 for householder or £578 for full dwellinghouse applications.
Once validated, Harrow Council aims to decide householder applications within 8 weeks and major applications within 13 weeks — consistent with statutory targets. Our typical end-to-end timeline from instruction to submission is 3–4 weeks.
Harrow does not currently have a borough-wide Article 4 Direction for residential extensions or HMO conversions. Most householder permitted development rights apply normally in Harrow — though conservation areas and listed buildings still restrict PD. We confirm at the free site survey.
Harrow has 29 designated conservation areas, including Harrow on the Hill, Pinner Village, Stanmore and others. Planning applications within conservation areas require additional heritage consideration and often a Heritage Statement.
For most householder work in Harrow, a chartered architectural technologist delivers the same planning outcomes as a dedicated consultant — usually at lower cost. Our MCIAT-chartered team handles drawings, submission and agent liaison as one package.
We cover all Harrow postcodes — {postcodes} — as well as the immediately adjacent boroughs. Survey appointments are available within 3 working days across Harrow.
Harrow's 1930s semi-detached dominates housing stock and 29 conservation areas mean that design quality matters. Harrow Council officers are experienced reviewers; well-drawn, consistent applications are processed faster than revisions-heavy ones.
Yes — Planning Inspectorate appeals are available as a right within 12 weeks of refusal from Harrow Council. Written representations take 16–20 weeks; hearings 24–32 weeks. We prepare appeal statements and revised drawings for cases where refusal was on design or policy grounds.
We cover every London borough with the same fixed-fee approach. If your property sits on a boundary, here are the neighbouring options.
We cover every architectural technology service in Harrow with one chartered team.
From £840. A construction-ready drawing package compliant with every Approved Document — Part A structure, Part B fire, Part L ther...
From £1,225. Every loft type across every Harrow roof line — dormer, mansard, hip-to-gable, L-shape, Velux. LDC or full planning rout...
From £1,225. The whole spectrum — rear extensions, side returns, wraparounds, double-storey, basement digs. Planning-led design with ...
From £1,575. Harrow's most space-efficient loft solution when PD-route dormers are blocked. Our chartered team designs mansards that ...
From £995. Turn your unused Harrow garage into a bedroom, home office or open-plan kitchen-diner. Planning route assessment, full b...
From £1,950. Full architectural technology service for basement digs and cellar conversions in Harrow — structural underpinning desig...
From £350. Chartered structural engineer calculations for every residential intervention in Harrow — steel beams, lintels, pad foun...
From £540. Fixed-fee measured surveys across Harrow from £540 — floor plans, elevations and sections to ±3mm accuracy. Leica Disto ...
From £450. End-to-end Party Wall Act 1996 service for Harrow — Section 1, 3 and 6 notices, schedule of condition surveys, party wal...
From £1,225. London's most popular loft type — the full-width rear dormer. Planning or Permitted Development route assessed for your ...
Leave your number and an Architectural technologist will call you back within 30 minutes during working hours.
No obligation. No sales pressure. Just expert advice about planning permission drawings in Harrow.
Free quote in 60 seconds. Fixed fee from £840. MCIAT chartered.
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