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Planning application

21/1241/CLP

70 Wayside Avenue Bushey Hertfordshire WD23 4SQ

Granted Hertsmere Certificate Proposed Lawful Use/Dev

Proposal

Partial conversion of garage to habitable room to include new side window. Certificate of Lawful Development (Proposed).

As published by the council, reference 21/1241/CLP

Timeline

Dates from the published record

  1. 10 Jun 2021

    Received by Hertsmere

  2. 2 Aug 2021

    Decision issued: Grant Lawful Certificate (Proposed Dev)

  3. 30 Jul 2026

    Added to PlanIndex

What a grant of permission means

The process from here

Permission has been granted, usually subject to conditions listed on the decision notice, some of which must be discharged before work starts. The decision notice on the council portal sets out exactly what was approved.

Work must normally begin within three years of the decision or the permission lapses. Neighbours cannot appeal a grant; challenging one means judicial review of how the decision was made, within tight time limits.

About lawful development applications

How this application type works

A lawful development certificate is a legal determination, not a planning judgement. It asks the council to confirm either that existing use or works are lawful, often through the passage of time, or that a proposal would not need planning permission at all. The applicant must prove the facts; the merits of the scheme are not considered.

More on lawful development applications in our guide

Nearby applications

Within 500 metres

  • TP/10/2279 Granted

    17 Wayside Avenue Bushey WD23 4SH

    Erection of dormer window roof extension (Certificate of Lawful Development - Proposed) (Revised Application).

    15 Nov 2010 93m away Lawful development
  • 26/0714/HSE Awaiting decision

    22A Wayside Avenue Bushey Hertfordshire WD23 4SQ

    Installation of 2 No. external air conditioning condenser units located within the side courtyard of the property (1 No. on the ground and 1 No. wall-mounted), including associated internal routing and colour-matched visual weatherproof trunking (additional plan received on 30.06.2026 and amended plans on 03.07.2026 and 24.07.2026).

    26 May 2026 162m away Householder
  • 26/0416/HSE Granted

    34 Woodfield Rise Bushey Hertfordshire WD23 4QS

    Single storey side extension, outbuilding, levelled patio, new porch canopy, reconfiguration of the front door and first floor front extension. and retention of 3x AC units (part-retrospective).

    30 Mar 2026 224m away Householder
  • 21/1143/HSE Granted

    32 Woodfield Rise Bushey Hertfordshire WD23 4QS

    Demolition of garage and erection of single storey side extension and alterations to front canopy.

    27 May 2021 232m away Householder
  • 26/0778/HSE Granted

    34 The Squirrels Bushey Hertfordshire WD23 4RT

    Part single part two storey side extension and single storey rear extension.

    5 Jun 2026 272m away Householder
  • 21/0840/HSE Granted

    100 Chiltern Avenue Bushey Hertfordshire WD23 4QF

    Demolition of existing garage and erection of single storey rear extension.

    19 Apr 2021 304m away Householder

In Hertsmere

  • 26/0872/CLP Granted

    118 Theobald Street Borehamwood Hertfordshire WD6 4PA

    Conversion of loft to habitable space with associated hip to gable roof alterations, to include rear dormer, insertion of 3x front rooflights and removal of chimney stack. Certificate of Lawful Development (Proposed).

    24 Jun 2026 Lawful development
  • 26/0681/CLP Granted

    40 Carrington Avenue Borehamwood Hertfordshire WD6 2HA

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

    19 May 2026 Lawful development
  • 26/1014/CLP Awaiting decision

    24 Mount Grace Road Potters Bar Hertfordshire EN6 1RD

    Construction of a single-storey outbuilding within the rear garden. Certificate of Lawful Development (Proposed).

    22 Jul 2026 Lawful development
  • 26/1015/CLP Awaiting decision

    24 Mount Grace Road Potters Bar Hertfordshire EN6 1RD

    Construction of a single-storey BBQ within the garden. Certificate of Lawful Development (Proposed).

    22 Jul 2026 Lawful development
  • 26/1011/CLE Awaiting decision

    6 Brickfield Cottages Theobald Street Borehamwood Hertfordshire WD6 4SD

    Construction of a single-storey detached outbuilding within the rear garden of the existing dwellinghouse for use as a private gym incidental to the enjoyment of the main dwelling (Use Class C3). Certificate of Lawful Development (Existing).

    21 Jul 2026 Lawful development