17 Parc Cwm Pant Bach Heolgerrig Merthyr Tydfil CF48 1TQ

1. 12 Mar 2026

   Received by Merthyr Tydfil

2. 1 Apr 2026

   Decision issued: Certificate of Law Granted

3. 28 Jul 2026

   Added to PlanIndex

Merthyr Tydfil granted permission on 1 April 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• Land Within The Curtilage Of Greenacres (Plot 5) Brondeg Heolgerrig Merthyr Tydfil

  P/19/0260 Submitted 11 Feb 2020 100 yards away

  Renewal of outline planning permission P/16/0174 (with all matters reserved) for the erection of a dwelling

  Withdrawn Outline New dwelling 14 docs
  Domestic

• Land Within The Curtlage Greenacres (Plot 1) Brondeg Heolgerrig Merthyr Tydfil

  P/21/0247 Submitted 9 Jul 2021 100 yards away

  Discharge of conditions 4 (site investigation), 6 (retaining wall calculations), 9 (materials), 11 (landscaping) and 13 (bird boxes) of planning permission P/18/0401

  Granted Conditions 17 docs

• Land Within The Curtilage Of Greenacres (Plot 4) Brondeg Heolgerrig Merthyr Tydfil

  P/19/0259 Submitted 11 Feb 2020 150 yards away

  Renewal of outline planning permission P/16/0172 for the erection of a dwelling

  Withdrawn Outline New dwelling 15 docs
  Domestic

• 31 Heolgerrig Heolgerrig Merthyr Tydfil CF48 1RP

  P/23/0092 Submitted 12 Apr 2023 200 yards away

  First floor rear extension and other external alterations

  Granted Full applications Extension 4 docs

• Land At Six Bells Heolgerrig Merthyr Tydfil CF48 1TU

  P/26/0209 Submitted 21 Sep 2026 200 yards away

  98% historically approved · decision due ~16 Nov

  Discharge of conditions 3 (boundary Details), 4 (Landscaping Scheme) and 8 (Retaining Works) of planning permission P/25/0167 relating to a dwelling.

  Status unknown Conditions
  Domestic

• Land At Six Bells Heolgerrig Merthyr Tydfil

  P/26/0100 Submitted 7 May 2026 200 yards away

  Discharge conditions 3 (boundary treatments), 4 (scheme for landscaping), 6 (detailed lighting scheme), 7 (materials for driveway) and 8 (structural cals and details of retaining wall) of planning permission P/25/0167

  Refused Conditions 15 docs

• P/26/0088 Granted

  44 Webster Street Treharris CF46 5HP

  New solar panels to the rear of the property

  Received 29 Apr, published by the council 28 Jul 2026 Lawful development
• P/26/0081 Granted

  Penbwlcha Farm Treharris CF46 5RN

  Certificate of lawfulness for the siting of an existing caravan and its proposed residential use ancillary to the main dwelling.

  Received 30 Apr, published by the council 28 Jul 2026 Lawful development
• P/25/0338 Refused

  68 - 70 Brecon Road Merthyr Tydfil CF47 8NN

  Use of the property as a House in Multiple Occupancy (HMO)

  Received 18 Dec, published by the council 28 Jul 2026 Lawful development
• P/26/0074 Granted

  Unit 4 Pengarnddu Industrial Estate Dowlais Merthyr Tydfil CF48 2TA

  Installation of Solar PV panels to roof

  Received 8 Apr, published by the council 28 Jul 2026 Lawful development
• P/26/0021 Granted

  Coedcae Stores Dowlais Merthyr Tydfil CF48 3PU

  Certificate of Lawfulness for a proposed use as a hairdressers (A1 Use Class) from Financial and professional services (A1 Use Class)

  Received 4 Mar, published by the council 28 Jul 2026 Lawful development