Planning application
21 Lansdowne Avenue Leigh-on-sea Essex SS9 1LJ
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Erect single storey rear extension projecting 5.5m beyond the existing rear wall of the dwelling, 2.7m high to eaves and with a maximum height of 3m
As published by the council, reference 26/00987/GPDE
Application record
- Reference
- 26/00987/GPDE
- Type
- General Permitted Dev (Extensions)
- Status
- Conditions
- Decision
- GPD Non Conditional
- Received
- 26 Jul 2026
- Validated
- 27 Jul 2026
- Decided
- 20 Aug 2026
- Ward
- Chalkwell
- Decision by
- Delegated Decision
- Postcode
- SS9 1LJ
Site history
Applications at this address on the Southend-on-Sea register
This site has had 3 applications since 2026.
-
26/01120/CLP Awaiting decision
21 Lansdowne Avenue Leigh-on-sea Essex SS9 1LJ
Single storey rear extension (certificate of lawful development - proposed)
-
26/00986/CLP Decided
21 Lansdowne Avenue Leigh-on-sea Essex SS9 1LJ
Install dormer to rear and rooflights to front to form habitable accommodation in the loftspace (Lawful Development Certificate - Proposed)
Timeline
Dates from the published record
-
26 Jul 2026
Received by Southend-on-Sea
-
27 Jul 2026
Validated
Checked as complete and ready for consideration.
-
30 Jul 2026
Added to PlanIndex
-
8 Aug 2026
Status changed to Registered
-
20 Aug 2026
Decision issued: GPD Non Conditional
Who's behind it
Company information only, from the register and Companies House
Leigh Planning Services Ltd Agent, a planning consultancy registered in Benfleet
Active · incorporated 2009 · Benfleet
18 applications on PlanIndex · across 5 councils · 80% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
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.
Trade members open them from here.
Open the documentsAfter the decision
Southend-on-Sea has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.
About this record
The published feed does not state which type of application this is; the register entry on Southend-on-Sea's portal will say. Our guide explains the common types.
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