Do You Need Planning Permission?
Roof work in London can be complicated by planning requirements. Here's a clear guide to when you need permission and when you don't.
Generally No Permission Needed
Like-for-Like Repairs
Replacing damaged tiles or slates with identical materials:
Same material typeSame colour and sizeSame profileNo change to structureMaintenance Work
Repointing chimneysReplacing flashingsGutter replacementMinor repairsRe-roofing
Full re-roof usually permitted if:
Same materialsSame appearanceNo structural changesNot listed buildingPermission Usually Required
Material Changes
Changing roofing materials:
Slate to tile (or vice versa)Different coloursConcrete instead of naturalOften in conservation areasStructural Alterations
Changes to roof structure:
Raising roof heightChanging pitchAdding dormersMajor modificationsLoft Conversions
Most loft conversions need permission:
Dormers to frontBeyond permitted development limitsChanges to rooflineRoof terraces/balconiesSolar Panels
Sometimes permitted, sometimes not:
Generally allowed on rear roofsFront roof in conservation area: permission likely neededListed buildings: permission requiredCheck specific requirementsConservation Areas
Much of West London is in conservation areas:
Extra Restrictions
Front elevation changes often refusedMaterials must match existingRooflights may need permissionAlterations to visible roofscapeWest London Conservation Areas
Common conservation areas include:
Kensington (multiple)Chelsea (multiple)Holland ParkNotting HillFulham (several)Parsons GreenChecking Your Area
Contact local planning departmentCheck council websiteSearch planning applications nearbyAsk your roofer for experienceListed Buildings
Listed building consent needed for:
Any external changesMany internal changesWorks affecting characterChanges to historic featuresTypes of Listing
Grade I: Most significantGrade II*: Very importantGrade II: Of special interestGetting Consent
Detailed application requiredHeritage statement neededSpecialist advice recommendedWe can assist with applicationsArticle 4 Directions
Some areas have extra restrictions:
Remove certain permitted development rightsCommon in conservation areasMay require permission for normally permitted worksPermitted Development Rights
What's Usually Permitted
Repair using same materialsRe-roofing in same materialsLoft conversion within limitsRooflights to rearLimits Apply
Volume restrictionsHeight restrictionsMaterial restrictionsNeighbour considerationsChecking Your Rights
Council planning departmentPlanning portal websiteWritten determination availableAsk before starting workThe Planning Process
Pre-Application Advice
Often available from councilWorth doing for complex projectsUnderstand likely requirementsCost: typically £100-500Full Application
Submit plans and detailsApplication fee (varies)8-week determination targetMay require amendmentsConditions
Often attached to permissionsMust be complied withMaterials may be specifiedTimes and methods may be restrictedHow We Can Help
Our Planning Services
Advice on requirementsPre-application liaisonApplication supportWorking with conservation officersOur Experience
Hundreds of West London projectsConservation area expertiseListed building experienceKnow local requirementsFAQs
Q: Can I replace slate with tile?
A: Usually needs permission in conservation areas. Check first.
Q: Do rooflights need permission?
A: Rear usually okay. Front or in conservation area often needs permission.
Q: What about solar panels?
A: Varies by area. Check specific requirements.
Q: How long does permission take?
A: Standard applications: 8 weeks target. Can be longer.
Get Advice
Unsure about requirements for your roof project? We can advise based on extensive West London experience.
**Call 020 8528 3900** for planning guidance.
Need Help With Your Roof?
Our team of experienced roofers is here to help with any roofing project across West London. Get in touch for a free, no-obligation quote.