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Planning application

3 Heatherdene Road High Wycombe Buckinghamshire HP10 9FQ

Granted Buckinghamshire PL/25/3517/SA Certificate of Lawful Use - Proposed

Works: Loft or dormer Windows or glazing

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

Proposal

Certificate of Lawfulness for proposed loft conversion including a new rear dormer and 2no. roof windows on the front elevation

As published by the council, reference PL/25/3517/SA

Application record

Reference
PL/25/3517/SA
Type
Certificate of Lawful Use - Proposed
Status
Decided
Decision
Granted As published: Cert of Law PROPOSED-granted
Received
8 Sep 2025
Validated
8 Sep 2025
Decided
18 Dec 2025
Ward
Abbey
Parish
High Wycombe Unparished Area
Decision by
Delegated Decision
Postcode
HP10 9FQ

Timeline

Dates from the published record

  1. 8 Sep 2025

    Received by Buckinghamshire

  2. 18 Dec 2025

    Decision issued: Cert of Law PROPOSED-granted

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Hewitt Architecture & Planning Agent, an architecture practice

2 applications on PlanIndex · across 2 councils

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Documents

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

5 documents on file for this application

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What this grant of permission means

Buckinghamshire granted permission on 18 December 2025, 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

  • 7 Heatherdene Road High Wycombe Buckinghamshire HP10 9FQ

    PL/25/5592/SA Submitted 13 Nov 2025 50 yards away

    Certificate of Lawfulness for proposed loft conversion with rear dormer

    Granted Lawful development Loft or dormer 9 docs

  • 1 Thornberry Gardens High Wycombe Buckinghamshire HP10 9FX

    PL/25/5809/FA Submitted 2 Feb 2026 50 yards away

    Erection of single storey rear extension

    Granted Full applications Extension 15 docs
    Small domestic

  • 1 Thornberry Gardens High Wycombe Buckinghamshire HP10 9FX

    PL/25/3611/PNE Submitted 12 Sep 2025 50 yards away

    The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 5.00m for which the maximum height would be 4m and for which the height of the eaves would be maximum 3m

    Refused Extension 15 docs
    Small domestic

  • Wycombe Summit Site Abbey Barn Lane High Wycombe Buckinghamshire

    PL/25/3460/NMA Submitted 4 Sep 2025 100 yards away

    Non material amendment to planning permission 23/07154/FUL (Erection of 50 dwellings with associated landscaping, parking and infrastructure)

    Withdrawn Amendments 24 docs
    Major scheme

  • Wycombe Summit Site Abbey Barn Lane High Wycombe Buckinghamshire

    PL/26/01475/NMA Submitted 23 Feb 2026 100 yards away

    85% historically approved · decision due ~20 Apr

    Non material amendment to planning permission 23/07154/FUL (Erection of 50 dwellings with associated landscaping, parking and infrastructure) Amendment to approved details of Site layout, Parking Strategy Plan, Garages, Plots 26, 27, 28, 29, 30, 31, 32-39, 40, 42-44, 45, 46, 47, 50, 51, 52, 53, 56 & 57

    Awaiting decision Amendments 21 docs
    Major scheme

  • Abbey Barn South Reserve Site Abbey Barn Lane High Wycombe Buckinghamshire

    PL/25/3459/NMA Submitted 4 Sep 2025 100 yards away

    Non material amendment to planning permission 23/07153/REM (Submission of details of layout, scale, appearance and landscaping for phase 4 for the erection of 25 residential dwellings with associated parking, landscaping and access from Abbey Barn Lane pursuant to hybrid permission 18/05363/FUL

    Decided Amendments 36 docs

In Buckinghamshire

  • PL/26/01937/SA Granted

    63 Ingram Avenue Aylesbury Buckinghamshire HP21 9DJ

    Certificate of lawfulness for proposed dropped kerb.

    Received 18 Mar, published by the council 17 Sep 2026 Lawful development
  • PL/26/02452/SA Granted

    217A Desborough Avenue High Wycombe Buckinghamshire HP11 2TW

    Certificate of lawfulness for the proposed erection of an outbuilding.

    Received 25 Mar, published by the council 25 Sep 2026 Lawful development
  • PL/26/00836/SA Granted

    33 South View Downley Buckinghamshire HP13 5UL

    Certificate of lawfulness for the proposal to create new access at the front of the property.

    Received 2 Feb, published by the council 4 Aug 2026 Lawful development
  • PL/26/07553/SA Awaiting decision

    4 Marlborough Road Aylesbury Buckinghamshire HP21 8AU

    Certificate of Lawfulness for proposed new vehicular crossover (dropped kerb) to 4.6m total width including transition kerbs, with associated enlargement of the opening in the front boundary wall, and formation of a permeable hardstanding within the front garden to provide off-street parking for the existing dwellinghouse. Works are engineering/building operations as defined by s55 TCPA 1990. No change of use is proposed; the dwelling remains in Use Class C3. Existing drop kerb reinstated.

    Received 18 Sep, published by the council 3 Oct 2026 Lawful development
  • PL/26/07397/EU Awaiting decision

    22 Priory Road High Wycombe Buckinghamshire HP13 6SL

    Certificate of lawfulness for existing use of property as a block of eight self-contained flats, each falling within use class C3.

    Received 14 Sep, published by the council 3 Oct 2026 Lawful development