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Planning application

Hagg House Cotherstone Barnard Castle DL12 9QJ

Granted County Durham DM/26/00601/LB Listed Building Consent

Works: Extension

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

Proposal

Extension to Detached Summerhouse including Decking, Ramp and Associated Alterations to form Artist's Studio, Workshop and Private Use Gallery Space

As published by the council, reference DM/26/00601/LB

Application record

Reference
DM/26/00601/LB
Type
Listed Building Consent
Status
Decided
Decision
Approved
Received
10 Mar 2026
Validated
10 Mar 2026
Decided
7 May 2026
Ward
Upper Teesdale
Parish
Cotherstone
Decision by
Fast Track
Postcode
DL12 9QJ

Site history

Applications at this address on the County Durham register

This site has had 5 applications since 2025: 4 approved, 0 refused.

  • DM/26/02379/FPA Awaiting decision

    Hagg House Cotherstone Barnard Castle DL12 9QJ

    Installation of new Victorian-syle "heritage" greenhouse in the grounds of Hagg House.

    Submitted 8 Sep 2026
  • DM/26/00600/FPA Granted

    Hagg House Cotherstone Barnard Castle DL12 9QJ

    Extension to Detached Summerhouse including Decking, Ramp and Associated Alterations to form Artist's Studio, Workshop and Private Use Gallery Space

    Decided 7 May 2026 Full applications
  • DM/26/00609/TCA Granted

    Hagg House Cotherstone Barnard Castle DL12 9QJ

    Fell T1. Ash, Fell T2. Wild Cherry, Fell T3. Ash and Fell T4. Sycamore

    Decided 9 Apr 2026 Trees
  • DM/25/02724/TCA Granted

    Hagg House Cotherstone Barnard Castle DL12 9QJ

    T1 Ash - Fell

    Decided 8 Oct 2025 Trees

Timeline

Dates from the published record

  1. 10 Mar 2026

    Received by County Durham

  2. 7 May 2026

    Decision issued: Approved

  3. 20 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Far North Studio Ltd Agent, registered in Skipton

Active · incorporated 2010 · Skipton

12 applications on PlanIndex · across 2 councils · 100% granted

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Documents

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

41 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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What this grant of permission means

County Durham granted permission on 7 May 2026, 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 heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

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