18 Flat B Frognal Lane London NW3 7DT

1. 10 May 2024

   Received by Camden

2. 7 Jun 2024

   Decision issued: Granted

3. 22 Jul 2026

   Added to PlanIndex

• 2024/0308/P Granted

  18 Flat B Frognal Lane London Camden NW3 7DT

  Extension of existing rear terrace at second floor level comprising black metal balustrade, new timber decking and a raised parapet with brickwork along the side elevation.

  Decided 11 Apr 2024 Full applications

Camden granted permission on 7 June 2024, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• 18 Frognal Lane London NW3 7DT

  2015/0293/T 0.1 miles away

  FRONT GARDEN: 1 x Acacia - Reduce and prune by up to 1.5m 1 x Fig - Cut over pathway and cut back spread by 1-2m REAR BOUNDARY: 1 x Lime - Remove basal growth and epicormic shoots, cut and kill ivy, thin regrowths by 25%, reduce height and spread by 2-3m

  Granted Trees

• 18 Frognal Lane London NW3 7DT

  2012/5191/T 0.1 miles away

  FRONT GARDEN: 1 x Leyland Cypress - Fell to ground level.

  Granted Trees

• 18 Flat B Frognal Lane London Camden NW3 7DT

  2024/0308/P Submitted 26 Jan 2024 0.1 miles away

  Extension of existing rear terrace at second floor level comprising black metal balustrade, new timber decking and a raised parapet with brickwork along the side elevation.

  Granted Full applications Extension 8 docs

• Flat 1st Floor 20 Frognal Lane London Camden NW3 7DT

  2022/0765/P 0.1 miles away

  New rear balcony at second floor level on existing projection, with steps to join up to existing balcony, new railings, privacy screens and decking.

  Granted Full applications

• Basement Flat 20 Frognal Lane London Camden NW3 7DT

  2022/2979/P 0.1 miles away

  Construction of a single storey timber clad outbuilding with green roof for use as a gym

  Granted Full applications
  Small domestic

• Flat C 16 Frognal Lane London NW3 7DU

  2016/3365/P 0.1 miles away

  Extension to the height of existing ground floor rear extension, replacement of timber framed door and window with aluminium framed door and window on the ground floor rear elevation of the rear extension, infilling of ground floor window on the eastern side elevation all in association with the existing flat.

  Granted Full applications Extension Windows or glazing

• 2026/4008/P Awaiting decision

  6 Murray Street London NW1 9RE

  Non-material amendment to planning permission ref. 2023/3483/P (dated 25/10/2023) for 'Erection of mansard roof extension and replacement shopfront', NAMELY for changes to the rear dormers.

  Received 16 Sep, published by the council 17 Sep 2026 Amendments
• 2026/3909/P Awaiting decision

  15 Belsize Park Mews London NW3 5BL

  Variation of Condition 2 (Approved Plans) of planning reference 2023/3492/P dated 07/08/26 for erection of roof extension, new basement level, alterations to fenestration and associated works. NAMELY: to allow revisions to the external architectural treatment of approved development.

  Received 10 Sep, published by the council 17 Sep 2026 Amendments
• 2026/2771/P Granted

  Land to the North of the British Library 96 Euston Road London NW1 2DB

  Non material amendment to planning permission 2022/1041/P dated 17/07/2024 for: ‘Demolition of the British Library Centre for Conservation, alterations to the British Library and erection of a new building of 12 above-ground storeys and two basement levels for use as library, galleries, learning, business and events spaces (Class F1) and retail and commercial spaces (Class E); provision of internal and external public spaces, landscaping and a community garden; improvement works adjacent to Dangoor Walk; provision of cycle and car parking and servicing facilities including new crossovers; provision of Crossrail 2 infrastructure; means of access; and associated works’. The amendment is to revise the wording of condition 3 (Crossrail 2 Infrastructure) and partially discharge the condition in respect of perimeter piling works.

  Received 2 Jul, published by the council 24 Jul 2026 Amendments
• 2026/3509/P Granted

  Flat A 55 Leverton Street London NW5 2NX

  Non-material amendment to planning permission 2026/0413/P dated 12/05/2026 (Erection of a single storey side and rear extension, re-construction of rear garden boundary wall, replacement of a ground floor rear window with an access door, replacement of a side door with a window, insertion of two rooflights and reinstatement of front sash windows), namely reduction in depth of proposed lightwell between existing rear elevation and new extension.

  Received 4 Sep, published by the council 7 Sep 2026 Amendments
• 2026/2957/P Granted

  Land to the North of the British Library 96 Euston Road London NW1 2DB

  Non material amendment to planning permission 2022/1041/P dated 17/07/2024 for: ‘Demolition of the British Library Centre for Conservation, alterations to the British Library and erection of a new building of 12 above-ground storeys and two basement levels for use as library, galleries, learning, business and events spaces (Class F1) and retail and commercial spaces (Class E); provision of internal and external public spaces, landscaping and a community garden; improvement works adjacent to Dangoor Walk; provision of cycle and car parking and servicing facilities including new crossovers; provision of Crossrail 2 infrastructure; means of access; and associated works’. The amendment is to revise the wording of condition 6 (Water Main) and discharge the condition.

  Received 14 Jul, published by the council 24 Jul 2026 Amendments