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Planning application

St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

Awaiting decision Cardiff 25/02850/FUL Full Planning Permission

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Installation of two new Air Source Heat Pumps with associated service equipment within existing plant room, junction box within stable yard and cable runs along Castle walls . Introduction of French Drain and permeable pea gravel to ground surface of courtyard with reinstatement of existing flagstones for pedestrian walkway.

As published by the council, reference 25/02850/FUL

Application record

Reference
25/02850/FUL
Type
Full Planning Permission
Status
Awaiting decision
Received
2 Dec 2025
Validated
27 Dec 2025
Ward
PENTYRCH AND ST FAGANS

Site history

Applications at this address on the Cardiff register

This site has had 10 applications since 2024: 5 approved, 0 refused.

  • 26/01804/LBC Awaiting decision

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Repair and partial rebuilding of a chimney and repair to window to one of the Castle`s rear outbuildings

    Submitted 24 Aug 2026 Heritage and listed buildings
  • 26/01789/DOC Granted

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Discharge of condition 9 (repair of cast iron heating pipes) of 24/02913/LBC

    Decided 23 Sep 2026 Conditions
  • 26/01553/DOC Awaiting decision

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Partial discharge of Condition 9 (Render), Condition 12 (Lead gutters), Condition 20 (Timber) of 24/01553/LBC.

    Submitted 24 Jul 2026 Conditions
  • 26/01320/NMA Granted

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Proposed Non-Material Amendment to Planning Permission 24/02912/FUL Changes to the proposed location of the ASHPS enclosure

    Decided 10 Aug 2026 Amendments
  • 26/01226/DOC Awaiting decision

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Partial discharge of Conditions 3 (Scaffolding), 4 (Masonry Cleaning), 7 (Mock-up of ridge ventilation), 10 (Materials Samples), 13 (Slates method statement), 14 (Coping stones method statement), 15 (Lifting floor boards method statement), 16 (Schedule of structural repairs) and 17 (Bat Access) of 24/01553/LBC.

    Submitted 12 Jun 2026 Conditions
  • 26/00784/DOC Granted

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Discharge of Condition 7 (Masonry Specification and Method Statement) of 24/02913/LBC

    Decided 27 May 2026 Conditions
  • 26/00321/DOC Granted

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Re-discharge of Condition 3 (Scaffold Securing) of 24/01553/LBC.

    Decided 2 Apr 2026 Conditions
  • 25/02851/LBC Awaiting decision

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Installation of two new Air Source Heat Pumps with associated service equipment within existing plant room, junction box within stable yard and cable runs along Castle walls . Introduction of French Drain and permeable pea gravel to ground surface of courtyard with reinstatement of existing flagstones for pedestrian walkway.

    Submitted 2 Dec 2025 Heritage and listed buildings
  • 24/01553/LBC Granted

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Full re-roofing of main range with 'like-for-like' repairs to structural roof members of St Fagans Castle building.

    Decided 6 Dec 2024 Heritage and listed buildings

Timeline

Dates from the published record

  1. 2 Dec 2025

    Received by Cardiff

  2. 27 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 22 Jul 2026

    Added to PlanIndex

  4. 29 Aug 2026

    Status changed to Awaiting decision

    Previously Registered.

  5. Decision

    Awaiting decision

    Decision expected by 21 February 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Cardiff took a median of 56 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

DB3 Architecture (Aberystwyth Office) Agent, an architecture practice

3 applications on PlanIndex

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

29 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 happens while it is decided

This application is with Cardiff for determination, against a statutory target of eight weeks. Over the last year Cardiff decided full applications in a median of 85 days. More in our guide to how long planning decisions take.

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 0.3 miles

  • St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    25/02851/LBC Submitted 2 Dec 2025 50 yards away

    97% historically approved · decision due ~21 Feb

    Installation of two new Air Source Heat Pumps with associated service equipment within existing plant room, junction box within stable yard and cable runs along Castle walls . Introduction of French Drain and permeable pea gravel to ground surface of courtyard with reinstatement of existing flagstones for pedestrian walkway.

    Awaiting decision Heritage and listed buildings 32 docs

  • St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    26/01553/DOC Submitted 24 Jul 2026 50 yards away

    100% historically approved · decision due ~21 Sep

    Partial discharge of Condition 9 (Render), Condition 12 (Lead gutters), Condition 20 (Timber) of 24/01553/LBC.

    Awaiting decision Conditions 19 docs

  • St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    24/01553/LBC Submitted 1 Jul 2024 50 yards away

    Full re-roofing of main range with 'like-for-like' repairs to structural roof members of St Fagans Castle building.

    Granted Heritage and listed buildings 35 docs

  • St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    26/00321/DOC Submitted 13 Feb 2026 50 yards away

    Re-discharge of Condition 3 (Scaffold Securing) of 24/01553/LBC.

    Granted Conditions 28 docs

  • St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    26/01804/LBC Submitted 24 Aug 2026 50 yards away

    97% historically approved · decision due ~19 Oct

    Repair and partial rebuilding of a chimney and repair to window to one of the Castle`s rear outbuildings

    Awaiting decision Heritage and listed buildings Windows or glazing 7 docs

  • St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    26/01226/DOC Submitted 12 Jun 2026 50 yards away

    100% historically approved · decision due ~21 Aug

    Partial discharge of Conditions 3 (Scaffolding), 4 (Masonry Cleaning), 7 (Mock-up of ridge ventilation), 10 (Materials Samples), 13 (Slates method statement), 14 (Coping stones method statement), 15 (Lifting floor boards method statement), 16 (Schedule of structural repairs) and 17 (Bat Access) of 24/01553/LBC.

    Awaiting decision Conditions 15 docs

In Cardiff

  • 26/01337/FUL Granted

    37 Wyeverne Road Cathays Cardiff CF24 4BG

    Extensions and alterations and change of use from dwelling (C3) to House in Multiple Occupation (C4) (HMO).

    Received 26 Jun, published by the council 22 Jul 2026 Full applications
  • 26/01728/FUL Granted

    Unit 7b Cardiff Industrial Park Pennine Close Llanishen Cardiff CF14 5DN

    Installation of 5 no. external air source heat pump units

    Received 13 Aug, published by the council 24 Aug 2026 Full applications
  • 26/01729/FUL Granted

    Unit 7b Cardiff Industrial Park Pennine Close Llanishen Cardiff CF14 5DN

    Replacement roller shutter.

    Received 13 Aug, published by the council 24 Aug 2026 Full applications
  • 26/01216/FUL Granted

    4 Callaghan Square Butetown Cardiff CF10 5BT

    Internal and external alterations to an existing office building at ground floor and part first floor

    Received 12 Jun, published by the council 22 Jul 2026 Full applications
  • 26/02099/FUL Awaiting decision

    20 Janet Street Splott Cardiff CF24 2BD

    Proposed conversion of dwelling to form two flats

    Received 5 Oct, published by the council 9 Oct 2026 Full applications