Walthamstow — covered by Waltham Forest Council. Fixed-fee planning, building regs, loft, extension and mansard drawings from £840.
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.
E17 primarily covers Walthamstow in Waltham Forest.
Decisions for E17 are made by Waltham Forest 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 Waltham Forest: Yes.
Fixed fees: Planning drawings from £840 (Essentials) or £1,750 (Complete). Loft from £1,225. Mansard from £1,575. Building regs from £950. We do not charge hourly. Free site survey across all E17 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. Waltham Forest Council timelines align with the national norm.
Walthamstow in E17 is characterised by the housing stock of Waltham Forest — broadly victorian terraces across walthamstow, leyton and leytonstone.