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Planning application

6 Belsize Cottages Dunny Lane Belsize Kings Langley Hertfordshire WD3 4NP

Granted Three Rivers 25/0797/FUL Full Application

Works: Extension Demolition Small domestic

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

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

Proposal

Demolition of existing conservatory and construction of single-storey rear extension

As published by the council, reference 25/0797/FUL

Application record

Reference
25/0797/FUL
Type
Full Application
Status
Decided
Decision
approved
Received
8 May 2025
Validated
8 May 2025
Decided
27 Jun 2025
Ward
Chorleywood North And Sarratt
Parish
Sarratt Parish Council
Decision by
Delegated Decision
Postcode
WD3 4NP

Site history

Applications at this address on the Three Rivers register

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

  • 25/0800/CLPD Granted

    6 Belsize Cottages Dunny Lane Belsize Kings Langley Hertfordshire WD3 4NP

    Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer with juliet balcony and front rooflights

    Decided 27 Jun 2025 Lawful development

Timeline

Dates from the published record

  1. 8 May 2025

    Received by Three Rivers

  2. 27 Jun 2025

    Decision issued: approved

  3. 19 Aug 2026

    Added to PlanIndex

Documents

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

9 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

Three Rivers granted permission on 27 June 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 full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 6 Belsize Cottages Dunny Lane Belsize Kings Langley Hertfordshire WD3 4NP

    25/0800/CLPD Submitted 8 May 2025 1m away

    Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer with juliet balcony and front rooflights

    Granted Lawful development Loft or dormer 6 docs

  • Tarn Dunny Lane Belsize Kings Langley Hertfordshire WD4 9DQ

    25/1146/PDT Submitted 4 Jul 2025 65m away

    Prior approval: Enlargement of the dwellinghouse by the construction of one additional storey (2.65m height) and raising of roof ridge to result in an overall height of 8.33m (Class AA)

    Granted Outline 17 docs
    Domestic

  • Tarn Dunny Lane Belsize Kings Langley Hertfordshire WD4 9DQ

    25/1123/PDE Submitted 1 Jul 2025 65m away

    Prior Approval: Single storey rear extension (depth 8.00 metres, maximum height 4.00 metres, maximum eaves height 2.75 metres)

    Granted Outline Extension 16 docs
    Small domestic

  • Tarn Dunny Lane Belsize Kings Langley Hertfordshire WD4 9DQ

    25/1504/CLPD Submitted 4 Sep 2025 65m away

    Certificate of Lawfulness Proposed Development: Enlargement of the dwellinghouse by the construction of one additional storey and single storey rear extension

    Granted Lawful development Extension 16 docs
    Small domestic

  • Tarn Dunny Lane Belsize Kings Langley Hertfordshire WD4 9DQ

    25/1888/FUL Submitted 31 Oct 2025 76m away

    Construction of single storey rear extension; loft extension including increase in ridge height with front/rear dormers and front rooflights; relocation of entrance door, alterations to fenestration and internal alterations.

    Granted Full applications Extension Loft or dormer +2 22 docs
    Small domestic

  • Foyers Flaunden Lane Belsize Rickmansworth Hertfordshire WD3 4NS

    26/0435/CLPD Submitted 16 Mar 2026 84m away

    Certificate of Lawfulness Proposed Development: Construction of single storey side extension, loft conversion including rear dormer and front rooflights

    Withdrawn Lawful development Extension Loft or dormer 4 docs
    Small domestic

In Three Rivers

  • 26/1384/FUL Awaiting decision

    Swandrift Trout Rise Loudwater Rickmansworth Hertfordshire WD3 4JZ

    Demolition of existing conservatory and construction of part single, part two storey rear extension, single storey side extension, extension to double garage to create first floor above with front/rear dormer windows; loft conversion including front/rear dormer windows and side/rear rooflights; construction of basement, rear balcony, new window to side elevation, patio extension and landscaping alterations including ramp.

    31 Aug 2026 Full applications
  • 26/1380/FUL Awaiting decision

    Crossley Wylde Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 3JD

    Installation of rooflights

    28 Aug 2026 Full applications
  • 26/1372/FUL Awaiting decision

    108 Winton Drive Croxley Green Rickmansworth Hertfordshire WD3 3QT

    Demolition of existing conservatory and side extension; construction of a single storey front, side and rear extension with rooflights

    27 Aug 2026 Full applications
  • 26/1365/FUL Awaiting decision

    Morningside Bridle Lane Loudwater Rickmansworth Hertfordshire WD3 4JB

    Construction of a single storey rear extension; conversion of garage into habitable accommodation; alterations to the fenestration

    25 Aug 2026 Full applications
  • 26/1358/FUL Awaiting decision

    251 Baldwins Lane Croxley Green Rickmansworth Hertfordshire WD3 3LH

    Variation of Condition 3 (Materials) Pursuant to planning permission 25/1526/RSP to allow alterations to materials.

    24 Aug 2026 Full applications