Planning application
9 Gibb Avenue Darlington DL1 1NQ
Works: Extension Loft or dormer Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Certificate of Lawfulness for proposed use - Erection of a single storey rear extension including two roof lights together with the installation of a ground floor window in the existing side elevation (amended description).
As published by the council, reference 26/00624/PLU
Application record
- Reference
- 26/00624/PLU
- Type
- Proposed Lawful Use
- Status
- Decided
- Decision
- PERMITTED DEVELOPMENT
- Received
- 24 Jun 2026
- Validated
- 24 Jun 2026
- Decided
- 6 Aug 2026
- Ward
- Red Hall And Lingfield
- Parish
- Darlington Urban Area
- Decision by
- Delegated Decision
- Postcode
- DL1 1NQ
Timeline
Dates from the published record
-
24 Jun 2026
Received by Darlington
-
21 Jul 2026
Added to PlanIndex
-
6 Aug 2026
Decision issued: PERMITTED DEVELOPMENT
Who's behind it
Company information only, from the register and Companies House
KJW Architectural Services Agent, an architecture practice
82 applications on PlanIndex · across 7 councils · 96% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
6 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Darlington granted permission on 6 August 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
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Other lawful development applications
In Darlington
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26/00871/PLU Awaiting decision
71 Lunedale Road Darlington DL3 9AT
Certificate of Lawfulness for proposed development - conversion of loft into habitable space with dormer extensions to side and rear and 3 no. rooflights to front roof slope
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26/00635/LU Granted
30 Clifton Road Darlington DL1 5DS
Certificate of Lawfulness for existing use as a four-person small HMO (Use Class C4)
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26/00727/PLU Granted
28 High Stell Middleton St George Darlington DL2 1UW
Certificate of Lawfulness for proposed development - erection of a single storey rear extension
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26/00836/LU Awaiting decision
East View Guest House 116 High Northgate Darlington DL1 1UR
Certificate of Lawfulness for existing use as a 18 bed HMO (Sui Generis)
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26/00663/PLU Granted
9 The Green Hurworth Darlington DL2 2HA
Certificate of Lawfulness of proposed works to a Listed Building - replacement of lath and plaster lime ceilings