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Planning application

19 Byron Road London NW7 4AH

Granted Barnet 25/5109/192 Proposed Lawful Development Certificate

Works: Extension Loft or dormer Demolition Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Roof extension involving rear and side dormer windows and 2no. front facing rooflights, following demolition of chimney stack (AMENDED DESCRIPTION)

As published by the council, reference 25/5109/192

Application record

Reference
25/5109/192
Type
Proposed Lawful Development Certificate
Status
Lawful
Decision
Granted As published: Lawful
Received
18 Dec 2025
Validated
19 Dec 2025
Decided
14 Jan 2026
Ward
Mill Hill
Decision by
Delegated Decision
Postcode
NW7 4AH

Site history

Applications at this address on the Barnet register

This site has had 3 applications since 2025: 2 approved, 0 refused.

  • 26/1563/HSE Granted

    19 Byron Road London NW7 4AH

    Single storey side extension to existing rear outrigger with pitched roof and rooflights. Alterations to side and rear fenestration

    Decided 26 May 2026 Householder
  • 26/0407/HSE Awaiting decision

    19 Byron Road London NW7 4AH

    Single storey side infill extension with 4no. rooflights

    Submitted 3 Feb 2026 Householder

Timeline

Dates from the published record

  1. 18 Dec 2025

    Received by Barnet

  2. 19 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 14 Jan 2026

    Decision issued: Lawful

  4. 10 Aug 2026

    Added to PlanIndex

Documents

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

6 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Barnet granted permission on 14 January 2026, 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.

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

  • 19 Byron Road London NW7 4AH

    26/0407/HSE Submitted 3 Feb 2026 50 yards away

    77% historically approved · decision due ~31 Mar

    Single storey side infill extension with 4no. rooflights

    Awaiting decision Householder Extension Loft or dormer 7 docs
    Small domestic

  • 19 Byron Road London NW7 4AH

    26/1563/HSE Submitted 27 Apr 2026 50 yards away

    Single storey side extension to existing rear outrigger with pitched roof and rooflights. Alterations to side and rear fenestration

    Granted Householder Extension Loft or dormer +1 8 docs
    Small domestic

  • 3B Marion Road London NW7 4AL

    25/4148/FUL Submitted 16 Oct 2025 50 yards away

    63% historically approved · decision due ~12 Dec

    Roof extension with rear dormer window and 1no. front facing rooflight

    Awaiting decision Full applications Extension Loft or dormer +1 11 docs

  • 40A Birkbeck Road London NW7 4AA

    26/1711/FUL Submitted 7 May 2026 150 yards away

    63% historically approved · decision due ~6 Jul

    Roof extension involving enlargement of the existing rear dormer with juliette balcony, new dormer to existing rear and side roof and 2no. front facing rooflights, new front porch. Changes to fenestration: new windows to north elevation

    Awaiting decision Full applications Extension Loft or dormer +1 15 docs
    Small domestic

  • First Floor Flat 28 Tennyson Road London NW7 4AS

    26/2015/FUL Submitted 29 May 2026 150 yards away

    63% historically approved · decision due ~24 Jul

    Roof extension involving 1no. rear dormer window over main roof and 1no. rear dormer over outrigger roof and 2no. front facing rooflights

    Awaiting decision Full applications Extension Loft or dormer +1 3 docs

  • 111 Daws Lane London NW7 4SJ

    24/1624/HSE Submitted 23 Apr 2024 150 yards away

    Single storey side extension

    Granted Householder Extension 6 docs
    Small domestic

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