Former Offices Off Williams Terrace Treharris CF46 5HH

1. 18 Aug 2023

   Received by Merthyr Tydfil

2. 14 Oct 2024

   Decision issued: Full Approval

3. 16 Sep 2026

   Added to PlanIndex

Merthyr Tydfil granted permission on 14 October 2024, 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.

• 51 Perrott Street Treharris CF46 5ET

  P/25/0280 Submitted 22 Oct 2025 43m away

  The change of use of ground floor from a shop (A1) to a self-contained flat (C3).

  Granted Full applications 13 docs

• 15 Bargoed Terrace Treharris CF46 5RB

  P/26/0105 Submitted 12 May 2026 71m away

  Conversion of ground floor to Bakery & Coffee Shop. Conversion of first floor to self-contained two-bedroom flat with new rear access stairway

  Refused Full applications 12 docs

• 20 Williams Terrace Treharris CF46 5HH

  P/26/0162 Submitted 15 Jul 2026 84m away

  92% historically approved · decision due ~9 Sep

  First floor rear extension

  Awaiting decision Extension

• 6 - 8 Perrott Street Treharris CF46 5ET

  P/25/0325 Submitted 27 Nov 2025 115m away

  Discharge of conditions 4 Knotweed and 5 Construction method Statement

  Granted Conditions 12 docs

• 11 Perrott Street Treharris CF46 5ER

  P/24/0273 Submitted 9 Dec 2024 187m away

  85% historically approved · decision due ~3 Feb

  Provision of 3 flats to include three storey rear extension

  Status unknown Full applications New dwelling Extension 22 docs
  Several homes

• Bryntaf 1 Glenview Villas Commercial Terrace Treharris CF46 5PT

  P/21/0256 Submitted 16 Jul 2021 189m away

  Conversion of a 5 bedroom house into a 3 bedroom house and 2 one bedroom flats with associated works to building

  Granted Full applications New dwelling 17 docs

• P/26/0194 Status unknown

  114 High Street Merthyr Tydfil CF47 8AP

  Change of use of Ground floor to A3 use and 1st 2nd &3rd floors to 2 self contained flats

  9 Sep 2026 Full applications
• P/26/0078 Granted

  73 Nightingale Street Abercanaid Merthyr Tydfil CF48 1EJ

  Single storey rear extension

  13 Apr 2026 Full applications
• P/26/0098 Granted

  25 Heather Court Quakers Yard Treharris CF46 5RP

  Erection of single storey extension

  12 May 2026 Full applications
• P/26/0096 Granted

  61 High Street Merthyr Tydfil CF47 8DE

  Change of use from shop to pilates studio/health suite/shop and replacement shop front

  30 Apr 2026 Full applications
• P/26/0112 Granted

  4 Bryntirion Street Dowlais Merthyr Tydfil CF48 3RY

  Erection of single storey rear extension

  29 Jun 2026 Full applications