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Planning application

50 Martell Road London SE21 8EE

Refused Lambeth 26/01740/FUL Full applications

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

Erection of a rear dormer roof extension and an outrigger roof extension, together with the installation of two front roof lights. (To Flat B)

As published by the council, reference 26/01740/FUL

Application record

Reference
26/01740/FUL
Category
Full applications
Status
Decided
Decision
Refused As published: Refuse Permission
Received
15 Jun 2026
Validated
6 Jul 2026
Decided
14 Sep 2026
Ward
West Dulwich
Postcode
SE21 8EE

Timeline

Dates from the published record

  1. 15 Jun 2026

    Received by Lambeth

  2. 6 Jul 2026

    Validated

    Checked as complete and ready for consideration.

  3. 23 Aug 2026

    Added to PlanIndex

  4. 14 Sep 2026

    Decision issued: Refuse Permission

  5. 14 Sep 2026

    Status changed to Decided

    Previously Awaiting decision.

Documents

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

3 documents on file for this application

  • EXISTING AND PROPOSED FLOOR PLANS AND SECTION Plans · 18 Aug 2026
  • COMMUNITY INFRASTRUCTURE LEVY - COMPLETED FORM Application Form · 15 Jun 2026
  • THE LOCATION PLAN OS Map · 15 Jun 2026

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

Open the documents

What this refusal means

Lambeth 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

  • Parkhall Business Centre 40 Martell Road London SE21 8EN

    26/00078/FUL Submitted 12 Jan 2026 50 yards away

    Alterations to Block C including construction of new party walls, refitting of the goods lift, installation of a new industrial platform lift, installation of replacement windows to the east and north elevations, and other associated works to facilitate the subdivision of Block C from the adjacent blocks.

    Granted Full applications Windows or glazing 15 docs
  • Parkhall Business Centre 40 Martell Road London SE21 8EN

    26/02221/LDCP Submitted 31 Jul 2026 50 yards away

    Certificate of Lawful Development (Proposed) with respect to the use (Use Class E) of blocks A and B.

    Granted 15 docs
  • Parkhall Business Centre 40 Martell Road London SE21 8EN

    26/02215/DET Submitted 30 Jul 2026 50 yards away

    84% historically approved · decision due ~24 Sep

    Approval of details pursuant to condition 4 (Construction Management Plan) of planning permission ref : 26/00078/FUL (Alterations to Block C including construction of new party walls, refitting of the goods lift, installation of a new industrial platform lift, installation of replacement windows to the east and north elevations, and other associated works to facilitate the subdivision of Block C from the adjacent blocks) granted on 19.05.2026.

    Decided Windows or glazing 3 docs
  • Parkhall Business Centre 40 Martell Road London SE21 8EN

    21/01144/FUL Submitted 19 Mar 2021 50 yards away

    Replacement of roof covering to Block C with a new flat roof, involving removal of existing skylight stuctures, installation of new rooflights, together with the installation of new plant equipment in a louvered rooftop enclosure.

    Granted Full applications Loft or dormer Roofing 23 docs
  • 6 Myton Road London SE21 8EB

    21/01236/FUL Submitted 25 Mar 2021 100 yards away

    Erection of a front porch and the installation of new bay windows at ground and first floor levels.

    Granted Full applications Extension Windows or glazing 9 docs
    Small domestic
  • 39 Rosendale Road London SE21 8DY

    20/02798/FUL Submitted 20 Aug 2020 100 yards away

    Replacement of the rear ground floor window with patio doors and installation of an external metal staircase to the rear/side elevation to the ground floor flat.

    Refused Full applications Windows or glazing 11 docs

In Lambeth

  • 26/03073/FUL Awaiting decision

    10 Claverdale Road London SW2 2DP

    Erection of a single storey ground floor rear side infill extension. Erection of a rear dormer roof extension with juliet balcony and installation of a roof light to rear return roof.

    Received 20 Oct, published by the council 23 Oct 2026 Full applications
  • 26/03040/FUL Awaiting decision

    3 Walberswick Street London Lambeth SW8 1XF

    Erection of a second-storey rear extension and the addition of a window to the mansard. Reduction from a double sliding door to a single door with a Juliet balcony

    Received 15 Oct, published by the council 21 Oct 2026 Full applications
  • 26/03004/FUL Awaiting decision

    61 Amesbury Avenue London Lambeth SW2 3AE

    Erection of a single storey rear infill extension, replacement of the existing timber sash windows with double glazed timber sash windows, erection of new fence to front patio and installaton of Air Source Heat Pump to existing roof.

    Received 14 Oct, published by the council 21 Oct 2026 Full applications
  • 26/02990/FUL Awaiting decision

    85 Clapham Manor Street London Lambeth SW4 6DR

    Construction of a mansard-roof extension to provide additional residential accommodation.

    Received 13 Oct, published by the council 23 Oct 2026 Full applications
  • 26/02988/FUL Awaiting decision

    76 Bonham Road London Lambeth SW2 5HG

    Change of use of the ground floor to self contained unit (class C3), upper floors and loft to a large House in Multiple Occupation (Sui Generis), together with sub-division of the rear garden, installation of 2x rooflights to front roofslope, conversion of the existing garage to ancillary residential gym use, installation of air source heat pumps, and provision of cycle and refuse storage.

    Received 13 Oct, published by the council 22 Oct 2026 Full applications