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Planning application

4 Clos Y Gwalch Thornhill Cardiff CF14 9JH

Granted Cardiff 25/02716/REN Renewal of previous permission

Works: Extension

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

Proposal

Renewal of Planning Permission 20/02593/DCH for two storey side extension above existing garage and conversion of existing garage into living accommodation with associated alterations.

As published by the council, reference 25/02716/REN

Application record

Reference
25/02716/REN
Type
Renewal of previous permission
Status
Decided
Decision
Granted As published: Permission Granted
Received
20 Nov 2025
Validated
20 Nov 2025
Decided
15 Jan 2026
Ward
LISVANE AND THORNHILL
Decision by
Delegated to Group Leader
Postcode
CF14 9JH

Site history

Applications at this address on the Cardiff register

This site has had 2 applications since 2021: 2 approved, 0 refused.

  • 21/01501/DCH Granted

    4 Clos Y Gwalch Thornhill Cardiff CF14 9JH

    INTERNAL RECONFIGURATION AND EXTERNAL MATERIAL REVISION AT FIRST FLOOR LEVEL FROM BRICKWORK TO RENDER - PREVIOUSLY APPROVED UNDER 20/02593/DCH

    Decided 5 Jul 2021 Householder

Timeline

Dates from the published record

  1. 20 Nov 2025

    Received by Cardiff

  2. 15 Jan 2026

    Decision issued: Permission Granted

  3. 22 Jul 2026

    Added to PlanIndex

Documents

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

6 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Cardiff granted permission on 15 January 2026, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.

About amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 4 Clos Y Gwalch Thornhill Cardiff CF14 9JH

    21/01501/DCH Submitted 15 Jun 2021 50 yards away

    INTERNAL RECONFIGURATION AND EXTERNAL MATERIAL REVISION AT FIRST FLOOR LEVEL FROM BRICKWORK TO RENDER - PREVIOUSLY APPROVED UNDER 20/02593/DCH

    Granted Householder 5 docs
    Domestic

  • 27 Heol Y Barcud Thornhill Cardiff CF14 9JB

    21/00895/DCH Submitted 12 Apr 2021 50 yards away

    PROPOSED GARAGE

    Granted Householder 6 docs
    Domestic

  • 1 Heol Llinos Thornhill Cardiff CF14 9JF

    24/02460/WTTPFP Submitted 15 Oct 2024 150 yards away

    G1 - Cut back to boundary, remove stems were necessary at arborists discretion. G2 - Cut back to achieve 2m clearance from building. G3 - Cut back to achieve 2m clearance from building and crown lift to 2.4m height. G4 - Cut back to achieve 2m clearance from building and crown lift to 2.4m height. G5 - Crown lift to 3m over parking spaces. Cut back dogwood to 1m behind kerb. Fell small dead stem. G6 - Cut back to achieve 2m clearance from building and bin store. G7 - Fell 4 x ash on edge of car park. Crown lift remaining trees to 3m over parking spaces. T1 - Fell T2 - Fell 4 x ash on edge of car park. Crown lift remaining trees to 3m over parking spaces. T3 - Radial crown lift to 3m.

    Granted Trees 6 docs

  • 23 Clos Y Dryw Thornhill Cardiff CF14 9JG

    21/01215/DCH Submitted 12 May 2021 250 yards away

    RETROSPECTIVE APPLICATION FOR A TWO STOREY SIDE EXTENSION AND SINGLE STOREY REAR EXTENSION

    Granted Householder Extension 14 docs
    Small domestic

  • 16 Briarmeadow Drive Thornhill Cardiff CF14 9FB

    21/00560/DCH Submitted 5 Mar 2021 250 yards away

    SECOND STOREY FRONT/SIDE EXTENSION

    Refused Householder Extension 12 docs
    Domestic

  • 9 Cefn Onn Meadows Thornhill Cardiff CF14 0FL

    24/01784/NMA Submitted 31 Jul 2024 250 yards away

    Proposed Non-Material Amendment to Planning Permission 23/01411/HSE - Relocate external side wall to extension to line it up with existing gable wall.

    Granted Amendments Extension 4 docs

In Cardiff

  • 26/01720/NMA Granted

    66 Caegwyn Road Heath Cardiff CF14 1TD

    Proposed Non-Material Amendment to Planning Permission 23/02187/FUL - To vary the list of approved plans listed under condition 2.

    Received 12 Aug, published by the council 24 Aug 2026 Amendments
  • 26/01769/NMA Granted

    57 Celyn Avenue Cyncoed Cardiff CF23 6EJ

    Proposed Non-Material Amendment to Planning Permission 25/02767/HSE - To reduce rear extension size and install new doors/windows and alter proposed window sizes

    Received 19 Aug, published by the council 24 Aug 2026 Amendments
  • 26/01654/NMA Granted

    Radyr Golf Club Drysgol Road Radyr Cardiff CF15 8BS

    Proposed Non-Material Amendment to Planning Permission 22/00537/MJR- add Tree Translocation Assessment Report to Condition 2 (Approved Plans) and Condition 4 (Accordance with Submitted Details and GIS Period)

    Received 4 Aug, published by the council 13 Aug 2026 Amendments
  • 26/01748/NMA Granted

    BBC Wales Broadcasting House Llantrisant Road Llandaff Cardiff CF5 2YQ

    Non-Material Amendment to Planning Permission 16/01059/MJR- addition of juliet balconies.

    Received 17 Aug, published by the council 24 Aug 2026 Amendments
  • 26/01664/NMA Granted

    Riverbank Special School Vincent Road Caerau Cardiff CF5 5AQ

    Proposed Non-Material Amendment to Planning Permission 26/00949/FUL- minor amendments to fence heights, gate widths, kerbing and the location of gate 1, with new pedestrian access, speed table and associated works.

    Received 3 Aug, published by the council 4 Sep 2026 Amendments