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Planning application

151 Highbury Hill, London, N5 1TB

Refused Islington P2021/1702/COLP Certificate of Lawfulness (Proposed)

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

Certificate of lawfulness (proposed) for basement excavation, erection of a main loft hip-to-gable extension, rear dormer, internal reconfiguration and associated works.

As published by the council, reference P2021/1702/COLP

Application record

Reference
P2021/1702/COLP
Type
Certificate of Lawfulness (Proposed)
Status
FINAL DECISION
Decision
Refusal of permission
Received
11 Jun 2021
Validated
11 Jun 2021
Decided
5 Aug 2021
Ward
Highbury West - historic
Decision by
Delegated
Postcode
N5 1TB

Site history

Applications at this address on the Islington register

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

  • P2021/1703/FUL Refused

    151 Highbury Hill, London, N5 1TB

    Erection of roof extension above existing outrigger, internal reconfiguration, and associated works.

    Decided 5 Aug 2021 Householder

Timeline

Dates from the published record

  1. 11 Jun 2021

    Received by Islington

  2. 5 Aug 2021

    Decision issued: Refusal of permission

  3. 18 Aug 2026

    Added to PlanIndex

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.

Trade members open them from here.

Open the documents

What this refusal means

Islington 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 500 metres

  • 151 Highbury Hill, London, N5 1TB

    P2021/1703/FUL Submitted 11 Jun 2021 0m away

    Erection of roof extension above existing outrigger, internal reconfiguration, and associated works.

    Refused Householder Extension 7 docs
    Domestic

  • 28 Elfort Road, London, N5 1AZ

    P2026/1783/NMA Submitted 6 Jul 2026 81m away

    Non-Mateiral Amendment to planning permission ref. P2021/0650/FUL dated 26 Apr 2

    Decided Amendments

  • 120 and 120a Highbury Hill, London, N5 1AT

    P2021/1275/COL Submitted 28 Apr 2021 87m away

    The existing use of the lower ground floor / basement as a separate dwelling.

    Granted Lawful development 10 docs
    Domestic

  • Flat C, 103 Highbury Hill, London, N5 1TA

    P2026/0622/FUL Submitted 11 Mar 2026 88m away

    Erection of rear dormer roof extension, installation of skylights to front and s

    Granted Full applications Extension Loft or dormer

  • 105 Highbury Hill, London, N5 1TA

    P2026/0448/FUL Submitted 17 Feb 2026 88m away

    Replacement of single glazed timber windows with double glazed timber windows, t

    Granted Full applications Windows or glazing

  • 111 Highbury Hill, London, N5 1TA

    P2026/1590/FUL Submitted 17 Jun 2026 88m away

    Erection of a single-storey ground floor rear extension and associated alteratio

    Granted Householder Extension
    Small domestic

In Islington

  • P2026/1782/COL Granted

    16 Hungerford Road, London, N7 9LX

    Certificate of Lawfulness (Proposed) for the installation of an air source heat

    23 Jul 2026 Lawful development
  • P2026/2266/COL Status unknown

    32 Gillespie Road, London, N5 1LN

    Erection of rear dormer roof extensions to main and outrigger roofs, installatio

    27 Aug 2026 Lawful development
  • P2026/1400/COL Granted

    25 Bracey Street, London, N4 3BJ

    Erection of dormer to main rear roof and to existing rear outrigger with install

    1 Jun 2026 Lawful development
  • P2026/1815/COL Granted

    47 Battledean Road, London, N5 1UX

    Erection of a rear dormer roof extension over the main roof and over the outrigg

    8 Jul 2026 Lawful development
  • P2026/1674/COL Granted

    86 Riversdale Road, London, N5 2JZ

    Certificate of Lawfulness (Proposed) for the erection of an L Shaped rear dormer

    2 Jul 2026 Lawful development