Flat 5 3 Moss Hall Grove London N12 8PJ

1. 16 Feb 2026

   Received by Barnet

2. 23 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 5 May 2026

   Decision issued: Unlawful

4. 10 Aug 2026

   Added to PlanIndex

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.

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.

• Ground Floor Flat 218 Ballards Lane London N3 2LX

  25/4898/FUL Submitted 5 Dec 2025 100 yards away

  63% historically approved · decision due ~4 Feb

  Erection of a garden room following demolition of the existing shed

  Awaiting decision Full applications Demolition 9 docs
  Small domestic

• Rear Of 196 Ballards Lane London N3 2NA

  25/4471/FUL Submitted 10 Nov 2025 200 yards away

  63% historically approved · decision due ~7 Jan

  Erection of a two storey dwelling with associated landscaping, cycle parking and external refuse/recycling storage area

  Awaiting decision Full applications 16 docs
  Domestic

• 262 Ballards Lane London N12 0ET

  25/3720/CON Submitted 9 Sep 2025 200 yards away

  93% historically approved · decision due ~4 Nov

  Submission of details of condition 5 (Demolition and Construction Management Plan) pursuant to planning permission 22/3546/FUL dated 21/12/2022

  Awaiting decision Conditions Demolition 2 docs

• 262 Ballards Lane London N12 0ET

  25/4494/CON Submitted 11 Nov 2025 200 yards away

  Submission of details of conditions 10 (Tree Protection Plan) and 11 (Landscaping) pursuant to planning permission 22/3546/FUL dated 21/12/22

  Granted Conditions Trees 6 docs

• 262 Ballards Lane London N12 0ET

  25/4415/S73 Submitted 5 Nov 2025 200 yards away

  Variation of condition 16 (Biodiversity net gain) pursuant to planning permission 22/3546/FUL dated 21/12/2022 for `Demolition of existing building and construction of a two-storey detached building with additional rooms in the roofspace to provide 5no. self-contained flats with associated off-street parking, soft landscaping, refuse storage.`

  Granted Conditions New dwelling Demolition 6 docs

• 51 Christchurch Avenue London N12 0DG

  25/4560/PNH Submitted 14 Nov 2025 200 yards away

  Single-storey rear extension with a proposed depth of 6.0m, maximum height of 3.0m and eaves height of 2.80m, following the demolition of the existing conservatory and outbuilding

  Refused Prior approval Extension Demolition 8 docs
  Small domestic

• 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