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Planning application

Thornhill Oak Lane Sevenoaks Kent TN13 1UF

Refused Sevenoaks 25/02655/HOUSE Householder Application

Works: Extension Loft or dormer Roofing Demolition Windows or glazing Small domestic

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

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Part two-storey, part single-storey, side extension. Single-storey rear extension with rooflights. Alterations to roof including raise ridge height, insert dormer windows and rooflights, to enable habitable rooms in loft space. Solar panels. Changes to fenestration. Demolish detached garage to be replaced by new detached garage with room above and dormer windows.

As published by the council, reference 25/02655/HOUSE

Application record

Reference
25/02655/HOUSE
Type
Householder Application
Status
Refused
Decision
Refused
Received
16 Sep 2025
Validated
29 Sep 2025
Decided
24 Nov 2025
Ward
Sevenoaks Kippington
Parish
Sevenoaks
Decision by
Delegated Decision
Postcode
TN13 1UF

Site history

Applications at this address on the Sevenoaks register

This site has had 2 applications since 2025: 1 approved, 1 refused.

  • 26/00757/HOUSE Granted

    Thornhill Oak Lane Sevenoaks Kent TN13 1UF

    Extension across all floors to the rear and side of the dwelling, including alterations to the roof line, installation of roof lights and dormer windows, internal alterations, alterations to fenestration, and installation of PV panels. Extension and alterations to the garage.

    Decided 21 May 2026 Householder

Timeline

Dates from the published record

  1. 16 Sep 2025

    Received by Sevenoaks

  2. 29 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 24 Nov 2025

    Decision issued: Refused

  4. 8 Aug 2026

    Added to PlanIndex

Documents

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

11 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.

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Open the documents

What this refusal means

Sevenoaks refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Thornhill Oak Lane Sevenoaks Kent TN13 1UF

    26/00757/HOUSE Submitted 23 Mar 2026 50 yards away

    Extension across all floors to the rear and side of the dwelling, including alterations to the roof line, installation of roof lights and dormer windows, internal alterations, alterations to fenestration, and installation of PV panels. Extension and alterations to the garage.

    Granted Householder Extension Loft or dormer +1 14 docs
    Domestic
  • Land South Of Jesters Oak Lane Sevenoaks Kent TN13 1UF

    26/01966/DETAIL Submitted 23 Jul 2026 50 yards away

    Details pursuant to condition 11 (Cycle Storage) of 24/02417/FUL.

    Refused 5 docs
  • Land South Of Jesters Oak Lane Sevenoaks Kent TN13 1UF

    25/02553/DETAIL Submitted 5 Sep 2025 50 yards away

    Details pursuant to condition 4 (updated Arboricultural Impact Assessment (AIA), Arboricultural Method Statement (AMS) (detailing all aspects of construction and staging of works) and a Tree Protection Plan (TTP)) of 24/02417/FUL.

    Granted Conditions Trees 6 docs
  • Langdale House Oak Lane Sevenoaks KENT TN13 1UF

    19/03293/WTPO Submitted 25 Nov 2019 50 yards away

    Various works to the tree.

    Granted Trees 3 docs
  • Land South Of Jesters Oak Lane Sevenoaks Kent TN13 1UF

    25/03284/DETAIL Submitted 19 Nov 2025 50 yards away

    Details pursuant to condition 8 (Surface Water Drainage Strategy) of 24/02417/FUL

    Granted Conditions 5 docs
  • Land South Of Jesters Oak Lane Sevenoaks Kent TN13 1UF

    25/02639/DETAIL Submitted 5 Sep 2025 50 yards away

    Details pursuant to condition 8 (Sustainable Drainage System (SuDS)) of 24/02417/FUL.

    Refused Conditions 5 docs

In Sevenoaks

  • 26/01183/HOUSE Granted

    Windy Ridge Church Road Hartley Kent DA3 8DY

    Proposed demolition of existing outbuilding and erection of single-storey rear extension.

    Received 8 May, published by the council 26 Jul 2026 Householder
  • 26/01364/HOUSE Granted

    Kennels Cottage 1 Coombe Road Otford Kent TN14 5RJ

    Demolition of existing porch and construction/relocation of new porch, new single storey rear extension. Alterations to roof line and fenestration, including new dormers, roof lights and changes to windows and doors. Widened parking area, new path and pedestrian gate and fence. Associated hard and soft landscaping.

    Received 29 May, published by the council 26 Jul 2026 Householder
  • 26/00879/HOUSE Refused

    Pinewood Church Road Hartley Kent DA3 8DN

    Two story side extension with a part pitched roof to the front elevation and then flat roof to rear and a rooflight to the existing roof above the existing staircase. New pedestrian access with new wall and removal of existing hedge. Alterations to fenestration.

    Received 1 Apr, published by the council 29 Jul 2026 Householder
  • 26/01245/HOUSE Refused

    Ashdown Well Hill Lane Orpington Kent BR6 7QJ

    Front and rear extension with the addition of new wall/roof cladding materials and rooflights. Alterations to fenestration.

    Received 15 May, published by the council 26 Jul 2026 Householder
  • 26/01118/HOUSE Granted

    Bothy Cottage Highfield Row Dow Lane Knatts Valley Kent TN15 6XN

    Demolition of existing porch; rear conservatory and shed; erection of single storey front with open porch and rear extension and detached garage; installation of rooflights, air source heat pump, air con unit and solar panels, alterations of fenestration and associated works. Juliet balcony. Landscaping.

    Received 30 Apr, published by the council 26 Jul 2026 Householder