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Planning application

Long Pond House 27 Totteridge Common London N20 8LR

Refused Barnet 25/4839/192 Proposed Lawful Development Certificate

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

Enlargement, improvement, and alteration to the existing dwellinghouse, including a single storey rear extension, and a single storey basement beneath the original dwellinghouse

As published by the council, reference 25/4839/192

Application record

Reference
25/4839/192
Type
Proposed Lawful Development Certificate
Status
Unlawful
Decision
Refused As published: Unlawful
Received
3 Dec 2025
Validated
4 Dec 2025
Decided
19 Dec 2025
Ward
Totteridge & Woodside
Decision by
Delegated Decision
Postcode
N20 8LR

Site history

Applications at this address on the Barnet register

This site has had 5 applications since 2025: 1 approved, 1 refused.

  • 26/2771/192 Awaiting decision

    Long Pond House 27 Totteridge Common London N20 8LR

    Enlargement, improvement, and alteration to the existing dwellinghouse, including 2no. single storey rear extensions, and a single storey basement beneath the original dwellinghouse

    Submitted 27 Jul 2026
  • 26/2286/192 Awaiting decision

    Long Pond House 27 Totteridge Common London N20 8LR

    Enlargement, improvement, and alteration to the existing dwellinghouse, including 2no. single storey rear extensions and a single storey basement beneath the original dwellinghouse

    Submitted 17 Jun 2026
  • 26/1569/192 Granted

    Long Pond House 27 Totteridge Common London N20 8LR

    Enlargement, improvement, and alteration to the existing dwellinghouse, including 2no. single storey rear extensions and a single storey basement beneath the original dwellinghouse

    Decided 18 May 2026 Lawful development
  • TCP/0514/25 Decided

    Long Pond House 27 Totteridge Common London N20 8LR

    1 x Large Chestnut (applicants ref. T17) - Height - 14m, Sides 6m. Fell to ground level and grind out remaining stump.

    Decided 30 Sep 2025 Trees

Timeline

Dates from the published record

  1. 3 Dec 2025

    Received by Barnet

  2. 4 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 19 Dec 2025

    Decision issued: Unlawful

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Scott & Sampson Architects Agent, an architecture practice

49 applications on PlanIndex · across 4 councils · 71% granted

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Documents

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

12 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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What this refusal means

Barnet 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

  • Long Pond House 27 Totteridge Common London N20 8LR

    26/1569/192 Submitted 27 Apr 2026 50 yards away

    Enlargement, improvement, and alteration to the existing dwellinghouse, including 2no. single storey rear extensions and a single storey basement beneath the original dwellinghouse

    Granted Lawful development Extension 7 docs
    Small domestic
  • Long Pond House 27 Totteridge Common London N20 8LR

    TCP/0514/25 Submitted 19 Aug 2025 50 yards away

    1 x Large Chestnut (applicants ref. T17) - Height - 14m, Sides 6m. Fell to ground level and grind out remaining stump.

    Decided Trees 4 docs
  • Burnhams 25 Totteridge Common London N20 8LR

    26/1365/S73 Submitted 14 Apr 2026 100 yards away

    Variation of condition 11 (Use) of planning permission reference 17/3135/FUL dated 13/07/17 for 'Demolition of the existing house and the erection of a two storey detached dwelling with basement and rooms in roofspace and detached garage. Alterations to hard and soft landscaping.' Variation to include changes to the wording of condition 11 to read as follows "Notwithstanding the provisions of the Town and Country Planning (General Permitted Development) Order 2015 (or any order revoking and re-enacting that Order with or without modification), no development otherwise permitted by any of Classes A, C, D, E, F, G or H of Part 1 of Schedule 2 of that Order shall be carried out within the curtilage of the dwelling hereby approved. For the purposes of applying Class E, the restriction shall only be applicable to land within a distance of 60m measured from the rear elevation of the dwelling, after which point the usual limitations of Class E will apply."

    Refused Conditions New dwelling Demolition 9 docs
    Domestic
  • Long Pond House 27 Totteridge Common London N20 8LR

    26/2771/192 Submitted 27 Jul 2026 200 yards away

    78% historically approved · decision due ~21 Sep

    Enlargement, improvement, and alteration to the existing dwellinghouse, including 2no. single storey rear extensions, and a single storey basement beneath the original dwellinghouse

    Awaiting decision Extension 7 docs
    Small domestic
  • Long Pond House 27 Totteridge Common London N20 8LR

    26/2286/192 Submitted 17 Jun 2026 200 yards away

    78% historically approved · decision due ~12 Aug

    Enlargement, improvement, and alteration to the existing dwellinghouse, including 2no. single storey rear extensions and a single storey basement beneath the original dwellinghouse

    Awaiting decision Extension
    Small domestic
  • Willow House 38 Totteridge Common London N20 8NE

    26/3167/CON Submitted 27 Aug 2026 250 yards away

    78% historically approved · decision due ~22 Oct

    Submission of details of condition 7 (Stage 1 - written scheme of investigation) (WSI)) pursuant to planning permission 25/2951/HSE dated 10/09/2025

    Decided

In Barnet

  • 26/2679/192 Granted

    21 Myddelton Park London N20 0JH

    Single storey rear extension and increase in ridge height of existing rear outrigger (Amended description).

    Received 20 Jul, published by the council 7 Aug 2026 Lawful development
  • 26/1362/191 Refused

    145 Cotswold Gardens London NW2 1PL

    Use as a House in Multiple Occupation (HMO) for 6 people

    Received 14 Apr, published by the council 25 Jul 2026 Lawful development
  • 26/1907/191 Granted

    8 Golders Manor Drive London NW11 9HT

    Use of the property as a self-contained residential unit at ground floor level and the first and second floors as a 4-bedroom, 4-person House in Multiple Occupation (Sui Generis) (AMENDED DESCRIPTION)

    Received 21 May, published by the council 16 Aug 2026 Lawful development
  • 26/2392/192 Refused

    6 Mostyn Road Edgware HA8 0JD

    New front hardstanding and vehicular access to provide off-street parking

    Received 23 Jun, published by the council 9 Aug 2026 Lawful development
  • 26/2059/192 Refused

    Low Ridge Rowley Lane Barnet EN5 3HS

    Erection of a rear outbuilding

    Received 3 Jun, published by the council 16 Aug 2026 Lawful development