12 Heol Las Llantrisant Rhondda Cynon Taf CF72 8EG

1. 16 Apr 2026

   Received by Rhondda Cynon Taf

2. 28 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 11 June 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Rhondda Cynon Taf took a median of 57 days over the applications it decided in the last year.

This application is with Rhondda Cynon Taf for determination, against a statutory target of eight weeks. Over the last year Rhondda Cynon Taf decided full applications in a median of 61 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.

• 29 Heol Illtyd Llantrisant Pontyclun CF72 8DE

  04/1136/FUL Submitted 11 Jun 2004 150 yards away

  Construct conservatory to rear of flat (ground floor)

  Refused Full applications Extension 4 docs

• 5 Coed-Yr-Esgob Llantrisant Pontyclun CF72 8EL

  04/1001/FUL Submitted 18 May 2004 150 yards away

  Garage conversion, two storey extension

  Granted Full applications Extension 18 docs

• 43 Swan Street Llantrisant Pontyclun CF72 8ED

  21/0775/09 Submitted 26 May 2021 200 yards away

  Single storey side/rear extension.

  Granted Lawful development Extension 4 docs
  Small domestic

• Silverdale Dan-Y-Felin Llantrisant Pontyclun CF72 8EH

  23/0049/10 Submitted 17 Jan 2023 200 yards away

  Removal of mono pitch roof, two storey extensions with dormer loft conversion to rear, single storey rear extension, new porch to front

  Granted Full applications Extension Loft or dormer 21 docs
  Small domestic

• Former Llantrisant Welsh Primary School School Street Llantrisant CF72 8EN

  21/1018/39 Submitted 15 Jul 2021 250 yards away

  Non-Material Amendment to add a condition to allow the approval of levels to be considered via discharge of planning condition application (18/1411/10).

  Granted Amendments 4 docs

• Former Llantrisant Welsh Primary School School Street Llantrisant CF72 8EN

  23/0232/38 Submitted 1 Mar 2023 250 yards away

  Discharge of condition 5 (boundary treatment) of planning permission 18/1411/10

  Granted Conditions 3 docs

• 26/0532/FUL Granted

  19 The Parade Ferndale Rhondda Cynon Taf CF43 4SU

  Proposed first floor extension and construction of garden shed

  Received 17 Jun, published by the council 28 Jul 2026 Full applications
• 25/1253/FUL Granted

  Land At Tan Y Marian Maerdy Ferndale CF43 4TL

  Full planning application for proposed residential development comprising 16 dwellings, including diversion of route of public right of way (footpath 15), sustainable drainage, bin storage, vehicle parking, and associated works

  Received 12 Dec, published by the council 28 Jul 2026 Full applications
• 26/0486/FUL Granted

  Wyrfa Uchaf Cefyn Rhigos Rhigos CF44 9AX

  Conversion and extension of existing outbuildings into three short term holiday lets.

  Received 1 Jun, published by the council 7 Aug 2026 Full applications
• 26/0813/FUL Awaiting decision

  41 Dol Y Llan Miskin Pontyclun Rhondda Cynon Taf CF72 8RY

  Proposed single storey rear / side extension & front porch Alterations, including demolition of existing single storey rear extension

  Received 17 Sep, published by the council 22 Sep 2026 Full applications
• 26/0591/FUL Granted

  24 Maes-y-bryn Tonyrefail Rhondda Cynon Taf CF39 8LA

  Installing a garden room to be utilised as an office to work from home and also to have storage for tools and garden items.

  Received 4 Jul, published by the council 7 Aug 2026 Full applications