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 69m 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  Withdrawn Outline New dwelling 14 docs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 76m 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 123m away

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

  Withdrawn Outline New dwelling 15 docs
  Domestic

• Land At Six Bells Heolgerrig Merthyr Tydfil

  P/26/0100 Submitted 7 May 2026 179m 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

• Rear Of Six Bells Heolgerrig Merthyr Tydfil CF48 1RP

  P/26/0197 Submitted 10 Sep 2026 188m away

  92% historically approved · decision due ~5 Nov

  Construction of four detached houses and new access road

  Awaiting decision

• Land Adjacent To Sunnybank Mount Pleasant Heolgerrig Merthyr Tydfil

  P/20/0243 Submitted 20 May 2021 219m away

  Construct a detached dwelling and a detached garage

  Refused Outline New dwelling 19 docs
  Domestic

• P/26/0088 Granted

  44 Webster Street Treharris CF46 5HP

  New solar panels to the rear of the property

  29 Apr 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.

  30 Apr 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)

  18 Dec 2025 Lawful development
• P/26/0074 Granted

  Unit 4 Pengarnddu Industrial Estate Dowlais Merthyr Tydfil CF48 2TA

  Installation of Solar PV panels to roof

  8 Apr 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)

  4 Mar 2026 Lawful development