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Planning application

59 Hillside Avenue Borehamwood Hertfordshire WD6 1HQ

Granted Hertsmere 21/0947/CLP Certificate Proposed Lawful Use/Dev

Works: Loft or dormer Roofing Windows or glazing

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

Proposal

Conversion of loft to habitable room with hip to gable roof alterations, rear dormer, new side window, and 3 front rooflights. Certificate of Lawful Development (proposed).

As published by the council, reference 21/0947/CLP

Application record

Reference
21/0947/CLP
Type
Certificate Proposed Lawful Use/Dev
Status
Decided
Decision
Grant Lawful Certificate (Proposed Dev)
Received
30 Apr 2021
Validated
30 Apr 2021
Decided
24 Jun 2021
Ward
Borehamwood Hillside
Parish
Elstree & Borehamwood Town Council
Decision by
Delegated Decision
Postcode
WD6 1HQ

Site history

Applications at this address on the Hertsmere register

This site has had 3 applications since 2021: 3 approved, 0 refused.

  • 24/0897/HSE Granted

    59 Hillside Avenue Borehamwood Hertfordshire WD6 1HQ

    Single storey front, side and rear extension following demolition of rear conservatory.

    Decided 29 Aug 2024 Householder
  • 21/0948/HSE Granted

    59 Hillside Avenue Borehamwood Hertfordshire WD6 1HQ

    Construction of single storey front, side and rear extensions, following demolition of existing conservatory.

    Decided 22 Jul 2021 Householder

Timeline

Dates from the published record

  1. 30 Apr 2021

    Received by Hertsmere

  2. 24 Jun 2021

    Decision issued: Grant Lawful Certificate (Proposed Dev)

  3. 9 Aug 2026

    Added to PlanIndex

Documents

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

10 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 grant of permission means

Hertsmere granted permission on 24 June 2021, 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 500 metres

  • 59 Hillside Avenue Borehamwood Hertfordshire WD6 1HQ

    21/0948/HSE Submitted 30 Apr 2021 0m away

    Construction of single storey front, side and rear extensions, following demolition of existing conservatory.

    Granted Householder Extension Demolition 11 docs
    Small domestic

  • 59 Hillside Avenue Borehamwood Hertfordshire WD6 1HQ

    24/0897/HSE Submitted 9 Jul 2024 0m away

    Single storey front, side and rear extension following demolition of rear conservatory.

    Granted Householder Extension Demolition 5 docs
    Small domestic

  • 3 Oakfield Court Whitehouse Avenue Borehamwood WD6 1EZ

    TP/11/1937 Submitted 4 Oct 2011 58m away

    Conversion of garage into habitable accommodation.

    Granted Householder 5 docs
    Domestic

  • 70 Hillside Avenue Borehamwood Hertfordshire WD6 1HL

    26/0334/CLP Submitted 12 Mar 2026 71m away

    Conversion of loft to habitable space to include hip to gable roof alterations, rear dormer, 1x front rooflight and removal of chimney stack Certificate of Lawful Development (Proposed).

    Granted Lawful development Loft or dormer Roofing 12 docs

  • 70 Hillside Avenue Borehamwood Hertfordshire WD6 1HL

    26/0333/PD42 Submitted 12 Mar 2026 71m away

    Single storey rear extension. Depth: 6.00m, Height: 3.75m, Eaves: 2.75 m.

    Granted Prior approval Extension 9 docs
    Small domestic

  • 72 Hillside Avenue Borehamwood Hertfordshire WD6 1HL

    21/1085/CLP Submitted 20 May 2021 77m away

    Conversion of loft to habitable room with rear dormer, change in roof shape from hipped to gable and 3 rooflights to front. Certificate of lawfulness (Proposed).

    Granted Lawful development Loft or dormer 7 docs

In Hertsmere

  • 26/1258/CLP Awaiting decision

    106 Whitehouse Avenue Borehamwood Hertfordshire WD6 1HE

    Construction of single storey rear extension Certificate of Lawful Development (Proposed).

    1 Sep 2026 Lawful development
  • 26/1247/CLP Awaiting decision

    314 Mutton Lane Potters Bar Hertfordshire EN6 2AX

    Conversion of loft to habitable space including hip to gable roof alterations, rear dormer and 2x front roof lights. Certificate of lawful development (Proposed).

    27 Aug 2026 Lawful development
  • 26/1222/CLP Awaiting decision

    37 Duncan Way Bushey Hertfordshire WD23 2BE

    Conversion of loft to habitable space with associated hip to gable roof alterations, rear dormer, insertion of 3x front rooflights and removal of 2x chimney stacks, with side window at loft level. Certificate of Lawful Development (Proposed).

    24 Aug 2026 Lawful development
  • 26/1220/CLP Awaiting decision

    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).

    24 Aug 2026 Lawful development
  • 26/1171/CLP Awaiting decision

    15 Catsey Woods Bushey Hertfordshire WD23 4HS

    Conversion of loft to habitable space with rear dormer and Juliet balcony, 1x window at loft level to each side, and insertion of 1x rear and 3x front rooflights. Certificate of Lawful Development (Proposed).

    14 Aug 2026 Lawful development