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Planning application

403 WESTMOUNT ROAD, ELTHAM, LONDON, SE9 1NB

Granted Greenwich 25/4173/PN1 Prior Notification

Works: Extension 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

Prior Approval for the construction of a single storey rear extension which will extend beyond the rear wall of the original dwelling by 6.00m, for which the maximum height will be 3.90 m and the height at the eaves will be 2.99m.

As published by the council, reference 25/4173/PN1

Application record

Reference
25/4173/PN1
Type
Prior Notification
Status
Decided
Decision
Approve
Received
12 Dec 2025
Validated
12 Dec 2025
Decided
20 Jan 2026
Ward
ELTHAM PARK & PROGRESS
Parish
Eltham & Kidbrooke
Decision by
Delegation
Postcode
SE9 1NB

Timeline

Dates from the published record

  1. 12 Dec 2025

    Received by Greenwich

  2. 20 Jan 2026

    Decision issued: Approve

  3. 11 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file, a design practice

69 applications on PlanIndex · across 16 councils · 64% granted

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Documents

Plans, drawings, consultee responses and the officer's report

11 documents on file for this application

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What this grant of permission means

Greenwich granted permission on 20 January 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 prior approval applications

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 384 WESTMOUNT ROAD, ELTHAM, LONDON, SE9 1NP

    22/2190/CP Submitted 30 Jun 2022 87m away

    Certificate of Lawfulness (Proposed) is sought for loft conversion & renovation of existing single storey rear extension.

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    13/0306/F Submitted 25 Mar 2013 87m away

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    Granted Householder Loft or dormer Windows or glazing 5 docs
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In Greenwich

  • 26/1007/PN5 Granted

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  • 26/1542/PN1 Granted

    144 DOMONIC DRIVE, ELTHAM, LONDON, SE9 3LG

    Prior Approval for the construction of a single storey rear extension which will extend beyond the rear wall of the original dwelling by 6.00m, for which the maximum height will be 4.00m and the height at the eaves will be 2.95m.

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    Prior Approval for the construction of a single storey rear extension which will extend beyond the rear wall of the original dwelling by 5.90m, for which the maximum height will be 3.50m and the height at the eaves will be 3.00m.

    15 May 2026 Prior approval
  • 26/1436/PN1 Granted

    16 BROOK LANE, KIDBROOKE, LONDON, SE3 0JQ

    Prior Approval for the construction of a single storey rear extension which will extend beyond the rear wall of the original dwelling by 6.00m, for which the maximum height will be 3.00m and the height at the eaves will be 3.00m.

    12 May 2026 Prior approval