Planning application
5 Sanyhils Avenue Brighton BN1 8UL
Works: Extension Loft or dormer Roofing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Certificate of lawfulness for propsed roof alterations/extensions including hip to gable roof extension, rear dormer with juliette balcony and insertion of front rooflights.
As published by the council, reference BH2025/03017
Application record
- Reference
- BH2025/03017
- Type
- Lawful Development Certificate Proposed
- Status
- Registered
- Received
- 12 Dec 2025
- Validated
- 12 Dec 2025
- Ward
- Patcham & Hollingbury
- Postcode
- BN1 8UL
Timeline
Dates from the published record
-
12 Dec 2025
Received by Brighton and Hove
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 6 February 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Brighton and Hove took a median of 63 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
5 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 happens while it is decided
This application is with Brighton and Hove for determination, against a statutory target of eight weeks. Over the last year Brighton and Hove decided lawful development applications in a median of 64 days. More in our guide to how long planning decisions take.
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.
Nearby applications
Within 500 metres
-
13 Heston Avenue Brighton BN1 8UP
Demolition of existing rear lean-to extension and erection of single storey rear extension. Roof alterations with hip to gable extension, rear dormer and front roof lights.
Granted Householder Extension Loft or dormer +2 9 docsSmall domestic -
46 Sanyhils Avenue Brighton BN1 8UN
Certificate of lawfulness for proposed roof alterations including hip-to-gable roof extension, rear dormer and 2no front rooflights.
Split decision Lawful development Extension Loft or dormer +1 3 docs -
20 Mackie Avenue Brighton BN1 8RA
Erection of a single storey rear extension.
Granted Householder Extension 12 docsSmall domestic -
11 Craignair Avenue Brighton BN1 8UG
Certificate of lawfulness for proposed loft conversion with hip to gable roof extension, rear dormer and 2no front rooflights.
Granted Lawful development Extension Loft or dormer 8 docs -
125 Ladies Mile Road Brighton BN1 8TB
97% historically approved · decision due ~3 Apr
Loft conversion incorporating hip to gable extension, rear dormer and front rooflights, internal alterations and associated works.
Awaiting decision Householder Extension Loft or dormer 9 docsDomestic -
65 Ladies Mile Road Brighton BN1 8TB
81% historically approved · decision due ~7 Apr
Erection of 1no dwelling (C3) to rear of existing dwelling.
Awaiting decision Full applications 10 docsDomestic
Other lawful development applications
In Brighton and Hove
-
BH2026/00373 Awaiting decision
245 Hangleton Road Hove BN3 7LR
Certificate of lawfulness for proposed roof alterations/extensions including hip to gable extension with dormer to rear roofslope and rooflights to front roof slope.
-
BH2026/00349 Awaiting decision
42 Tongdean Road Hove BN3 6QE
Certificate of lawfulness for proposed erection of single storey side extension.
-
BH2026/00336 Awaiting decision
13 Hythe Road Brighton BN1 6JR
Certificate of lawfulness for proposed loft conversion incorporating rear dormer and 2no. front rooflights.
-
BH2025/03071 Granted
18 Pinfold Close Brighton BN2 6WG
Certificate of lawfulness for the proposed single storey rear extension.
-
BH2026/00328 Awaiting decision
6 Goodwood Way Brighton BN2 4PW
Certificate of Lawfulness for the proposed loft conversion, including hip-to-gable alteration and rear dormer extension, together with fenestration alterations to the side and rear elevations, installation of a rooflight to the front elevation, and solar panels to the rear elevation.