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Planning application

27 Thirlmere Road London SW16 1QW

Refused Lambeth 21/00927/LDCP Certificate of Lawful Use proposed

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Certificate of Lawfulness (proposed) with respect to the erection of a single storey ground floor rear extension.

As published by the council, reference 21/00927/LDCP

Application record

Reference
21/00927/LDCP
Type
Certificate of Lawful Use proposed
Status
Decided
Decision
Refused As published: Refuse Permission
Received
5 Mar 2021
Validated
7 Apr 2021
Decided
20 May 2021
Ward
St Leonards
Decision by
Delegated Decision
Postcode
SW16 1QW

Site history

Applications at this address on the Lambeth register

This site has had 2 applications since 2021: 0 approved, 1 refused.

  • 21/01942/TCA Decided

    27 Thirlmere Road London SW16 1QW

    Trees to be pruned only. Trees are getting too big and need to be pruned.

    Decided 7 Jul 2021 Trees

Timeline

Dates from the published record

  1. 5 Mar 2021

    Received by Lambeth

  2. 7 Apr 2021

    Validated

    Checked as complete and ready for consideration.

  3. 20 May 2021

    Decision issued: Refuse Permission

  4. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Transform Architecture Agent, an architecture practice

Dissolved · incorporated 2002

8 applications on PlanIndex · across 3 councils

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

5 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.

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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 lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 27 Thirlmere Road London SW16 1QW

    21/01942/TCA Submitted 16 May 2021 50 yards away

    Trees to be pruned only. Trees are getting too big and need to be pruned.

    Decided Trees

  • 25 Thirlmere Road London SW16 1QW

    21/01576/TCA Submitted 19 Apr 2021 50 yards away

    Horse chestnut tree. See plan for location at rear of garden besides boundary wall. Proposed work to include pollarding the tree to the last pollard point where the knuckles show. The reason for the work is to keep the tree at the same size and to minimise the overshadowing to us and our neighbours.

    Decided Trees 2 docs
    Small domestic

  • 23 Thirlmere Road London SW16 1QW

    26/00336/TCA Submitted 3 Feb 2026 50 yards away

    Rear Garden: T1 Lime. Crown reduce by 30 percent to previous reduction points.

    Granted Trees 4 docs

  • Ground Floor Flat 23 Thirlmere Road London SW16 1QW

    21/01621/TCA Submitted 22 Apr 2021 50 yards away

    Lime Tree - to crown reduce back to previous reduction points to prevent unsafe growth. To cut back epicormic growth to previous pollard point. The tree branch coverage spans properties 23-21 Thirlmere and 21-23 Riggindale Roads.

    Decided Trees 5 docs

  • 14 Rydal Road London SW16 1QN

    26/00422/TCA Submitted 10 Feb 2026 50 yards away

    Rear Garden: T1 Ash tree FELL to ground level. Reason: tree causing damages to the walls and property due to being too large for area.

    Granted Trees 7 docs

  • 25 Riggindale Road London SW16 1QL

    26/01482/TCA Submitted 14 May 2026 50 yards away

    Rear Boundary: T1 twin stemmed Lime. Section fell to as close to ground level as practicable.

    Granted Trees 4 docs

In Lambeth

  • 26/02558/LDCE Awaiting decision

    18 Narbonne Avenue London SW4 9JS

    Certificate of Lawful Development (existing) for the change of use of property from 2 dwellings to a single dwelling (Use Class C3).

    Received 21 Aug, published by the council 15 Sep 2026 Lawful development
  • 26/02557/LDCP Awaiting decision

    47 Clive Road London SE21 8DA

    Certificate of Lawful Development (Proposed) with respect to erection of rear dormer roof extension; dormer roof extension over existing rear outrigger and installation of 3 x rooflights to the front roof slope.

    Received 21 Aug, published by the council 15 Sep 2026 Lawful development
  • 26/02383/LDCP Awaiting decision

    19 Ivymount Road London SE27 0NB

    Certificate of Lawful Development (Proposed) with respect to provision of a vehicular crossover and dropped kerb to the front of the property together with associated alterations to the boundary treatment.

    Received 18 Aug, published by the council 15 Sep 2026 Lawful development
  • 26/01071/LDCP Withdrawn

    36 Elms Road London Lambeth SW4 9EX

    Certificate of Lawful Development (Proposed) with respect to the erection of side and rear 'box' roof extensions including a side roof light and removal of a chimney.

    Received 2 Apr, published by the council 25 Jul 2026 Lawful development
  • 26/02337/LDCP Awaiting decision

    34 Acland Crescent London SE5 8EQ

    Certificate of Lawful Development (Proposed) with respect to erection of a hip to gable roof extension together with the erection of a rear dormer with juliet balcony and installation of 2x rooflights to the front roofslope.

    Received 13 Aug, published by the council 15 Sep 2026 Lawful development