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Planning Permission Decision Notice
A Planning Permission Decision Notice is the formal document from the local planning authority granting (or refusing) permission for development. Planning permission is typically valid for 3 years from the date of approval.
Town and Country Planning Act 1990Valid: 3 years (to commence development)
What it covers
- Description of approved development
- Conditions attached to the permission
- Time limits for commencement
- Approved drawings reference numbers
Who needs a Planning Permission?
Property developers
Homeowners planning work
Architects
Manage your Planning Permission with CertBox
1
Upload the PDF
Upload your Planning Permission to CertBox against the right property.
2
Track expiry dates
Your dashboard shows when certificates need renewing.
3
Share via link
Send a secure link to landlords, agents, or Building Control.
Frequently asked questions about Planning Permission
Do I need planning permission for an extension?
Not always. Many extensions, loft conversions, and outbuildings fall under Permitted Development rights. Check with your local planning authority or use the Planning Portal's interactive tool before applying.
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