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Planning application

37 Ayot Path Borehamwood Hertfordshire WD6 5BL

Decided Hertsmere 26/0813/CLP Lawful development

Works: Extension Loft or dormer Small domestic

Read from the description, not a valuation. How we read the register

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Construction of single storey rear extension and detached garage to rear garden; conversion of loft to habitable space with rear dormer and Juliet balcony, and insertion of 3x front rooflights. Certificate of Lawful Development (Proposed).

As published by the council, reference 26/0813/CLP

Application record

Reference
26/0813/CLP
Category
Lawful development
Status
Decided
Received
11 Jun 2026
Validated
11 Jun 2026
Decided
6 Aug 2026
Ward
Borehamwood Cowley Hill
Parish
Elstree & Borehamwood Town Council
Postcode
WD6 5BL

Timeline

Dates from the published record

  1. 11 Jun 2026

    Received by Hertsmere

  2. 24 Jul 2026

    Added to PlanIndex

  3. 6 Aug 2026

    Decision issued

  4. 8 Aug 2026

    Status changed to Decided

    Previously Awaiting decision.

Who's behind it

Company information only, from the register and Companies House

Arc 3 Architecture Agent, an architecture practice registered in London

Active · incorporated 1999 · London

17 applications on PlanIndex · across 10 councils · 83% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

16 documents on file for this application

  • Decision notice Decision · 06 Aug 2026
  • Delegated report Delegated Report · 06 Aug 2026
  • Applicationformredacted Application Form · 11 Jun 2026
  • Cil form (complete) CIL · 11 Jun 2026
  • Location plan Drawing/Plans · 11 Jun 2026
  • Existing photos Drawing/Plans · 11 Jun 2026
  • Existing block plan Drawing/Plans · 11 Jun 2026
  • Existing plans Drawing/Plans · 11 Jun 2026
  • Existing elevations Drawing/Plans · 11 Jun 2026
  • Proposed block plan Drawing/Plans · 11 Jun 2026
  • Proposed plans Drawing/Plans · 11 Jun 2026
  • Proposed elevations Drawing/Plans · 11 Jun 2026
  • Proposed outbuilding Drawing/Plans · 11 Jun 2026
  • Proposed dormer calcs Drawing/Plans · 11 Jun 2026
  • 37 ayot - fire statement 01. 09june26 Supporting Documents · 11 Jun 2026
  • 37 ayot - planning statement 01. 09june26 Supporting Documents · 11 Jun 2026

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

Open the documents

After the decision

Hertsmere has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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

  • 38 Ayot Path Borehamwood Hertfordshire WD6 5BL

    26/0814/CLP Submitted 11 Jun 2026 50 yards away

    Construction of single storey rear extension and detached double garage to rear garden, following demolition of existing rear outbuilding; conversion of loft to habitable space with rear dormer and Juliet balcony, and insertion of 3x front rooflights. Certificate of Lawful Development (Proposed).

    Decided Lawful development Extension Loft or dormer +1 16 docs
    Small domestic
  • 41 Ayot Path Borehamwood Hertfordshire WD6 5BL

    22/2094/HSE Submitted 15 Dec 2022 50 yards away

    Single storey front porch extension following demolition of the existing porch and alterations to fenestration.

    Granted Householder Extension Demolition +1 6 docs
    Small domestic
  • 52 Stapleton Road Borehamwood Hertfordshire WD6 5BW

    13/2520/PD42 Submitted 12 Dec 2013 50 yards away

    Single storey ground floor extensionDepth - 5.3mHeight - 3mEaves - N/A

    Granted Prior approval 6 docs
    Small domestic
  • 76 Stapleton Road Borehamwood Hertfordshire WD6 5BW

    26/0438/HSE Submitted 1 Apr 2026 100 yards away

    Single storey side and rear extension and front porch. (Retrospective application) (amended description)

    Granted Householder Extension 11 docs
    Small domestic
  • 175 Stanborough Avenue Borehamwood Hertfordshire WD6 5LS

    21/0779/HSE Submitted 12 Apr 2021 100 yards away

    Demolition of existing front porch and erection of replacement front porch.

    Granted Householder Extension Demolition 7 docs
    Small domestic
  • Eruv 34 Locations Around Borehamwood Hertfordshire Adjacent To 38 Stapleton Road Borehamwood

    21/1504/FUL Submitted 21 Jul 2021 100 yards away

    Installation of a 1.034 high post and rail fence along the north edge of the footpath.

    Granted Full applications 10 docs
    Small domestic

In Hertsmere

  • 26/1220/CLP Decided

    The Farm House The Green Letchmore Heath Watford Hertfordshire WD25 8ES

    Removal of approximately 1.4m of private garden hedge and installation of an inward-opening pedestrian gate and posts, with a maximum overall height of 1.0 metre above existing ground level, wholly within the property boundary. Certificate of Lawful Development (Proposed).

    Received 24 Aug, published by the council 28 Aug 2026 Lawful development
  • 26/1300/CLP Granted

    111 Church Road Potters Bar Hertfordshire EN6 1EY

    Conversion of loft to habitable space to include rear dormer, 3x front rooflights and removal of chimney stack. Certificate of Lawful Development (Proposed).

    Received 7 Sep, published by the council 14 Sep 2026 Lawful development
  • 26/1276/CLE Granted

    81 Barton Way Borehamwood Hertfordshire WD6 1PQ

    Retention of existing use of an outbuilding as a self-contained dwellinghouse. Certificate of Lawful Development (Existing).

    Received 3 Sep, published by the council 9 Sep 2026 Lawful development
  • 26/1283/CLP Granted

    32 Bullhead Road Borehamwood Hertfordshire WD6 1HS

    Conversion of loft to habitable space to include hip to gable roof alterations, rear dormer, 2x front rooflights and removal of chimney stack. Certificate of Lawful Development (Proposed).

    Received 4 Sep, published by the council 9 Sep 2026 Lawful development
  • 26/1275/CLP Granted

    29 Koh-i-noor Avenue Bushey Hertfordshire WD23 3EJ

    Conversion of loft to habitable space with rear dormer and insertion of 3x front rooflights. Certificate of Lawful Development (Proposed).

    Received 2 Sep, published by the council 9 Sep 2026 Lawful development