22 Clas-Y-Dderwen Mountain Ash CF45 4LN

1. 26 May 2004

   Received by Rhondda Cynon Taf

2. 15 Jun 2004

   Validated

   Checked as complete and ready for consideration.

3. 29 Jul 2004

   Decision issued: Granted

4. 7 Aug 2026

   Added to PlanIndex

Rhondda Cynon Taf granted permission on 29 July 2004, 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.

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.

• 25 Bron-y-deri Mountain Ash Rhondda Cynon Taf CF45 4LL

  26/0537/TPO Submitted 17 Jun 2026 100 yards away

  Works to trees subject to a TPO. Crown pruning of one Oak tree and the removal of one dead Ash tree.

  Granted Trees 7 docs

• Land To The Rear Of 7 Bron-y-Deri Mountain Ash

  26/0419/TPO Submitted 18 May 2026 100 yards away

  Ash tree, side prune to clear electrical conductors

  Granted Trees 2 docs

• Wasteland Behind The Cresselly Arms Cardiff Road Mountain Ash

  26/0420/TPO Submitted 18 May 2026 150 yards away

  Side prune lime tree and remove overhang of National Grid apparatus.

  Granted Trees 2 docs

• Wasteland Behind The Cresselly Arms Cardiff Road Mountain Ash

  26/0420/TCA Submitted 18 May 2026 150 yards away

  Side prune lime tree and remove overhang of National Grid apparatus.

  Granted Trees 2 docs

• The George 31Cardiff Road Mountain Ash Rhondda Cynon Taf CF45 4HA

  24/1279/ADV Submitted 17 Dec 2024 150 yards away

  Replacing existing signs at the front, side and rear of the George Inn pub with new signs in the pub's new name, the Cresselly Arms.

  Granted Advertising 4 docs

• The George Inn 31 Cardiff Road Mountain Ash Rhondda Cynon Taf CF45 4HA

  24/0947/CPRO Submitted 16 Sep 2024 150 yards away

  Certificate of lawful development for the provision of seven en-suite guest bedrooms to the first and second floors.

  Granted Lawful development 8 docs

• 26/0906/FUL Awaiting decision

  6 Woodlands Cwm Alarch Close Glenboi Mountain Ash Rhondda Cynon Taf CF45 3DT

  Installation of an Air to Water heat pump, to replace a gas boiler for water & central heating

  Received 16 Oct, published by the council 23 Oct 2026 Full applications
• 26/0907/FUL Awaiting decision

  Mid Glamorgan Service Station, New Cardiff Road, Aberdare, CF44 0AG

  THE INSTALLATION OF AN ATM & ASSOCIATED SIGNAGE (retrospective)

  Received 16 Oct, published by the council 21 Oct 2026 Full applications
• 26/0904/FUL Awaiting decision

  Coppins 3 Y Parc Groes-faen Pontyclun Rhondda Cynon Taf CF72 8NP

  First Floor Extension Over Garage.

  Received 15 Oct, published by the council 23 Oct 2026 Full applications
• 26/0905/FUL Awaiting decision

  7 Meadow Close Mountain Ash Rhondda Cynon Taf CF45 3DN

  Proposed single storey rear extension and division of an existing dwelling into two separate dwellings.

  Received 15 Oct, published by the council 23 Oct 2026 Full applications
• 26/0886/FUL Awaiting decision

  7 Harcourt Road Mountain Ash Rhondda Cynon Taf CF45 3PY

  First storey rear extension.

  Received 8 Oct, published by the council 21 Oct 2026 Full applications