Planning application
47 Bonchurch Avenue Leigh-on-sea Essex SS9 3AR
Works: Extension Loft or dormer Small domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Dormer to rear to form habitable accommodation in the loftspace, single storey side and rear extensions, rooflights to front, extend soil and vent pipe to the rear, remove chimney (certificate of lawful development - proposed)
As published by the council, reference 26/00819/CLP
Application record
- Reference
- 26/00819/CLP
- Type
- Certificate of Lawfulness (Proposed)
- Status
- Rejected
- Decision
- Refuse Lawful Development Certificate
- Received
- 19 Jun 2026
- Validated
- 19 Jun 2026
- Decided
- 14 Aug 2026
- Ward
- Belfairs
- Decision by
- Delegated Decision
- Postcode
- SS9 3AR
Timeline
Dates from the published record
-
19 Jun 2026
Received by Southend-on-Sea
-
23 Jul 2026
Added to PlanIndex
-
8 Aug 2026
Status changed to Registered
-
14 Aug 2026
Decision issued: Refuse Lawful Development Certificate
Who's behind it
Company information only, from the register and Companies House
Knight Gratrix Architects Agent, an architecture practice
74 applications on PlanIndex · across 3 councils · 84% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
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.
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Open the documentsWhat this refusal means
Southend-on-Sea refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.
Nearby applications
Within 500 metres
-
48 Bonchurch Avenue Leigh-on-sea Essex SS9 3AT
Erect single storey side/rear extension
Granted Householder Extension 5 docsSmall domestic -
65 Bonchurch Avenue Leigh-on-sea Essex SS9 3AR
Erect single storey rear extension
Granted Householder ExtensionSmall domestic -
64 Bonchurch Avenue Leigh-on-sea Essex SS9 3AT
Application to vary condition 06 (Building Regulation Part M4(2)) - internal stepped change in level between entrance hallway and rear kitchen/dining room as shown on approved plans (Material amendment of planning permission 25/00776/AMDT dated 11.08.2025)
Refused Amendments -
64 Bonchurch Avenue Leigh-on-sea Essex SS9 3AT
Demolish existing bungalow, erect dwellinghouse with associated parking
Granted Full applications DemolitionDomestic -
83 Flemming Avenue Leigh-On-Sea Essex SS9 3AU
Single storey rear extension (Lawful development certificate-proposed)
Granted Lawful development Extension 5 docsSmall domestic -
61 Flemming Avenue Leigh-on-sea Essex SS9 3AN
89% historically approved · decision due ~1 Oct
Demolish existing single storey rear bay, erect hip to gable roof extension with dormer and Juliet balcony to rear and rooflights to front to form habitable accommodation in the loftspace, erect single storey rear extension, and alter elevations
Status unknown Householder Extension Loft or dormer +1Small domestic
Other lawful development applications
In Southend-on-Sea
-
26/00613/CLE Granted
57 York Road Southend-on-sea Essex SS1 2BZ
Use dwelling as a 9-person HMO (Certificate of Lawfulness - Existing)
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26/00846/CLP Granted
7 The Crossways Westcliff-on-sea Essex SS0 8PU
Dormer to rear and rooflights to front to form habitable accommodation in loftspace (certificate of lawful development - proposed)
-
26/00816/CLP Granted
20 Britannia Gardens Westcliff-on-sea Essex SS0 8BN
Single storey side and rear extension with roof lantern (lawful development certificate - proposed)
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26/00790/CLP Granted
31 Waltham Crescent Southend-on-sea Essex SS2 4AY
Site a mobile home for ancillary use to the main dwellinghouse
-
26/01132/CLP Status unknown
16 Plymtree Thorpe Bay Essex SS1 3RA
Detached outbuilding to rear (certificate of lawful development - proposed)