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Planning application

50, Powder Mill Lane, Twickenham, TW2 6ED

Granted Richmond upon Thames PA26/2557 General Permitted Development Extension

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

Single storey rear extension, 6m in depth, 3.65m in height and 2.5m in height to eaves.

As published by the council, reference PA26/2557

Application record

Reference
PA26/2557
Type
General Permitted Development Extension
Status
Decided
Decision
Granted As published: GPD Extension Approved
Received
22 Jul 2026
Validated
18 Aug 2026
Decided
21 Sep 2026
Ward
Heathfield Ward [HTF]
Decision by
Delegated Decision
Postcode
TW2 6ED

Site history

Applications at this address on the Richmond upon Thames register

This site has had 2 applications since 2026: 1 approved, 0 refused.

  • PA26/0224 Withdrawn

    50 Powder Mill Lane Twickenham TW2 6ED

    Erection of a single-storey rear extension

    Decided 5 Aug 2026 Householder

Timeline

Dates from the published record

  1. 22 Jul 2026

    Received by Richmond upon Thames

  2. 18 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 23 Aug 2026

    Added to PlanIndex

  4. 21 Sep 2026

    Decision issued: GPD Extension Approved

Documents

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

7 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Richmond upon Thames granted permission on 21 September 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 0.3 miles

  • 50 Powder Mill Lane Twickenham TW2 6ED

    PA26/0224 Submitted 26 Jan 2026 50 yards away

    Erection of a single-storey rear extension

    Withdrawn Householder Extension 10 docs
    Small domestic
  • 41-43 Powder Mill Lane Twickenham Richmond Upon Thames TW2 6EF

    03/3640/DD01 Submitted 26 May 2004 50 yards away

    Detail pursuant to conditions PKO1AU (Details for parking and turning space), PKO6A (Cycle Parking) and NSO1U (Arrival times) of planning permission ref: 03/3640/COU dated 18/03/2004.

    Granted Reserved matters 9 docs
  • 41 - 43 Powder Mill Lane Twickenham TW2 6EF

    20/3688/FUL Submitted 21 Dec 2020 50 yards away

    Change of Use to day nursery use from a mixed use day nursery and C3 residential to provide a total of 48 no. places for 0-2 year olds (23 places for under 2s and 25 places for 2 year olds) and increase of staff number to 15. Extension of operation hours to 07.30-18:30. Other alterations to site frontage / parking area to facilitate new nursery entrance, including the loss of 1 x off street parking space and new cycle storage and buggy enclosure.

    Granted Full applications Extension 29 docs
  • 33 Powder Mill Lane Twickenham Richmond Upon Thames TW2 6EF

    05/2964/HOT Submitted 5 Oct 2005 50 yards away

    Demolition Of Existing Garage And Storage Area; Erection Of New Garage Extension And Internal Alterations.

    Granted Householder Extension Demolition 9 docs
    Domestic
  • 51 Powder Mill Lane Twickenham TW2 6EF

    21/2711/HOT Submitted 30 Jul 2021 50 yards away

    Proposed single storey side and rear extension and formation of porch.

    Granted Householder Extension 12 docs
    Small domestic
  • 30 Powder Mill Lane Twickenham TW2 6ED

    19/3179/PDE Submitted 21 Oct 2019 50 yards away

    Single-storey rear extension (3m depth, 3m eaves height, 3.166m maximum height), where the enlarged part will be joined to an existing enlargement (6m depth, 3m eaves height, 3.166m maximum height).

    Decided Prior approval Extension 10 docs
    Small domestic

In Richmond upon Thames

  • PA26/2683 Granted

    3, Pauline Crescent, Twickenham, TW2 6JD

    Single storey rear extension

    Received 31 Jul, published by the council 13 Aug 2026 Prior approval
  • PA26/3420 Awaiting decision

    129 Lower Mortlake Road Richmond TW9 2LP

    Conversion of existing loftspace into habitable rooms with dormers to rear over main house and offshot

    Received 8 Oct, published by the council 12 Oct 2026 Prior approval
  • PA26/3160 Granted

    2A Station Road Hampton Wick Middlesex KT1 4HG

    Repair of the front dormer cheeks, involving the replacement of the existing hanging slates with traditional lead.

    Received 11 Sep, published by the council 24 Sep 2026 Prior approval
  • PA26/3423 Awaiting decision

    95 Selkirk Road Twickenham TW2 6PT

    Construction of single storey rear extension, 4.3m in depth, 3m in height and 3m in height to eaves.

    Received 6 Oct, published by the council 12 Oct 2026 Prior approval
  • PA26/3389 Awaiting decision

    39, Shacklegate Lane, Teddington, TW11 8SF

    The existing 4.55 m deep ground-floor rear extension is to be extended by 1.45 m. The existing pitched roof will also be extended, with the overall height remaining unchanged (6m overall depth, 2.41m eaves height, 3.78m overall height).

    Received 5 Oct, published by the council 6 Oct 2026 Prior approval