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Planning application

3-4 Percy Mews London W1T 1EX

Refused Camden 2018/4219/P Full Planning Permission

Works: Extension Loft or dormer

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Mansard roof extension to create 1x self-contained 2-bed flat (Class C3), associated works

As published by the council, reference 2018/4219/P

Application record

Reference
2018/4219/P
Type
Full Planning Permission
Status
Refused As published: FINAL DECISION
Decision
Refused
Received
3 Sep 2018
Validated
17 Sep 2018
Decided
8 Mar 2019
Ward
Bloomsbury (Pre May 2022)
Decision by
Delegated
Postcode
W1T 1EX

Site history

Applications at this address on the Camden register

This site has had 2 applications since 2018: 0 approved, 2 refused.

  • 2018/4467/L Refused

    3-4 Percy Mews London W1T 1EX

    Mansard roof extension to create 1x self-contained 2-bed flat, associated works

    Decided 8 Mar 2019 Heritage and listed buildings

Timeline

Dates from the published record

  1. 3 Sep 2018

    Received by Camden

  2. 17 Sep 2018

    Validated

    Checked as complete and ready for consideration.

  3. 8 Mar 2019

    Decision issued: Refused

  4. 22 Jul 2026

    Added to PlanIndex

  5. 21 Sep 2026

    Status changed to FINAL DECISION

    Previously Final Decision.

Documents

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

36 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 refusal means

Camden 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 full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 3-4 Percy Mews London W1T 1EX

    2018/4467/L Submitted 3 Sep 2018 50 yards away

    Mansard roof extension to create 1x self-contained 2-bed flat, associated works

    Refused Heritage and listed buildings Extension Loft or dormer 2 docs

  • 3 Percy Street LONDON W1T 1DE

    2016/2630/L 50 yards away

    Replacement of existing tiles to stall riser and steps with new, replacement of existing aluminium fascia with a timber fascia sign, addition of a projecting sign, and associated decoration.

    Granted Heritage and listed buildings

  • 3 Percy Street London Camden W1T 1DE

    2022/2608/A 50 yards away

    New externally illuminated letters on fascia New projecting sign

    Granted

  • 3 Percy Street London Camden W1T 1DE

    2023/1203/L 50 yards away

    Retrospective works for the addition of a projecting sign and repainting of the ground floor shopfront, and addition of new fascia lettering.

    Granted Heritage and listed buildings Windows or glazing

  • 3 Percy Street LONDON W1T 1DE

    2016/2569/P 50 yards away

    Alterations to shopfront to retail unit (Class A1).

    Granted Full applications Windows or glazing

  • 3 Percy Street London W1T 1DE

    2016/2567/A 50 yards away

    Display of a non-illumianted projecting sign.

    Withdrawn

In Camden

  • 2026/0369/P Granted

    Railway embankment and land west of 49 Adelaide Road London NW3 3QB

    Installation of a new DNO (Distribution Network Operator) cabinet and erection secure access gate to Adelaide Road, erection of staircase to railway embankment, associated works.

    Received 17 Jul, published by the council 24 Jul 2026 Full applications
  • 2026/3694/P Granted

    19 Charterhouse Street London EC1N 6RA

    Details pursuant to condition 19 (external lighting) of planning permission 2025/1683/P, granted subject to a legal agreement on 05/06/2026, for remodelling, refurbishment and extensions (including 3 additional storeys) of the existing building to provide Use Class E (commercial, retail/restaurant and jewellery workspace) and associated landscaping and facade works.

    Received 27 Aug, published by the council 5 Sep 2026 Full applications
  • 2026/3904/P Granted

    14 Templewood Avenue London NW3 7XA

    Details pursuant to Condition 5 (Tree protection measures) of planning permission 2026/2315/P dated 10/08/2026 for "Erection of an orangery/outbuilding in the rear garden."

    Received 9 Sep, published by the council 11 Sep 2026 Full applications
  • 2025/2002/P Granted

    11 Doughty Street London WC1N 2PL

    Change of use from office (Class E) to residential to form a single-family dwelling (Class C3); associated internal and external alterations

    Received 9 May, published by the council 22 Jul 2026 Full applications
  • 2026/3551/P Granted

    19 Charterhouse Street London EC1N 6RA

    Details pursuant to condition 21 (Details of gates/barriers onto Charterhouse Street) of planning permission 2025/1683/P, granted subject to a legal agreement on 05/06/2026, for remodelling, refurbishment and extensions (including 3 additional storeys) of the existing building to provide Use Class E (commercial, retail/restaurant and jewellery workspace) and associated landscaping and facade works.

    Received 19 Aug, published by the council 22 Aug 2026 Full applications