35 Brithdir Street Cathays Cardiff CF24 4LE

1. 5 Sep 2025

   Received by Cardiff

2. 8 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 22 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 3 November 2025, 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.

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 86 days. More in our guide to how long planning decisions take.

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.

• 28 Brithdir Street Cathays Cardiff CF24 4LG

  26/00418/FUL Submitted 2 Mar 2026 50 yards away

  Dormer loft conversion.

  Granted Full applications Loft or dormer 8 docs

• 32 Brithdir Street Cathays Cardiff CF24 4LG

  21/01299/DCH Submitted 20 May 2021 50 yards away

  SINGLE STOREY LEAN-TO SIDE/REAR EXTENSION WITH ASSOCIATED EXTERNAL WORKS

  Granted Householder Extension 6 docs
  Small domestic

• 10 Brithdir Street Cathays Cardiff CF24 4LG

  21/01034/MNR Submitted 22 Apr 2021 50 yards away

  CONVERSION OF EXISTING 7 BED HMO INTO TO 3NO. FLATS WITH GROUND FLOOR REAR EXTENSION AND REAR DORMER ROOF EXTENSION

  Granted Full applications New dwelling Extension +1 12 docs
  Several homes

• 10 Brithdir Street Cathays Cardiff CF24 4LG

  26/01877/CLEUD Submitted 7 Sep 2026 50 yards away

  93% historically approved · decision due ~2 Nov

  Use of the property as a Sui Generis House in Multiple Occupation (HMO).

  Awaiting decision Lawful development 12 docs

• Land Off Pentyrch Street Cathays Cardiff CF24 4JW

  19/03159/MNR Submitted 3 Dec 2019 50 yards away

  CHANGE OF MATERIAL TO DORMER ROOFS, FROM PLAIN TILE HANGING TO DARK RED CLADDING BOARDS - PREVIOUSLY APPROVED UNDER 15/02247/MNR

  Granted Amendments Loft or dormer 5 docs

• 47 Lisvane Street Cathays Cardiff CF24 4LH

  25/01965/FUL Submitted 25 Aug 2025 100 yards away

  91% historically approved · decision due ~21 Oct

  Conversion of a class C4 House in Multiple Occupation to a large Sui Generis house with ground floor rear extension and rear dormer extension.

  Awaiting decision Full applications Extension Loft or dormer 6 docs

• 26/01908/FUL Awaiting decision

  9 St Peter's Street Roath Cardiff CF24 3BA

  Demolition of existing two storey side extension and replacement with new remodelled two storey extension

  Received 10 Sep, published by the council 13 Sep 2026 Full applications
• 26/01395/FUL Granted

  190 Aberporth Road Llandaff North Cardiff CF14 2PS

  Change of use from c3 dwelling house to c4 6 bed HMO.

  Received 6 Jul, published by the council 22 Jul 2026 Full applications
• 26/01033/FUL Granted

  Llanmaes Estate Office Michaelston Road St Fagans Cardiff CF5 6DU

  Change of use to a physiotherapy clinic

  Received 19 May, published by the council 22 Jul 2026 Full applications
• 26/01706/FUL Granted

  Second Floor 2 Kingsway Cathays Cardiff CF10 3FD

  Install 4 grilles to the rear of the building

  Received 11 Aug, published by the council 17 Aug 2026 Full applications
• 26/01708/FUL Granted

  Ground Floor 37 Whitchurch Road Gabalfa Cardiff CF14 3JN

  CHANGE OF USE FROM TANNING SALON TO PROFFESIONAL ADVICE/SOLICITOR SERIVCES

  Received 11 Aug, published by the council 17 Aug 2026 Full applications