3 Heol Morien Nelson Treharris CF46 6JA

1. 5 Mar 2026

   Received by Caerphilly

2. 24 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 28 Jul 2026

   Added to PlanIndex

4. 26 Aug 2026

   Decision issued: Refused

Caerphilly refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• Bangorfor Llwyncelyn Terrace Nelson Treharris CF46 6HF

  25/0751/HH Submitted 30 Oct 2025 50 yards away

  Demolish existing outbuilding to side and lean-to rear and construct new single storey duo-pitch extension to rear elevation, provide additional parking space to front elevation and associated works

  Granted Householder Extension Demolition 14 docs
  Small domestic

• 2 Heol Morien Nelson Treharris CF46 6JA

  25/0802/HH Submitted 24 Nov 2025 50 yards away

  Erect single storey rear extension and detached garage, demolition of existing garage

  Granted Householder Extension Demolition 15 docs
  Small domestic

• 10 St John's Lane Nelson Treharris CF46 6JD

  21/0590/FULL Submitted 28 May 2021 100 yards away

  Erect rear sunroom extension

  Granted Full applications Extension 4 docs

• 10 St John's Lane Nelson Treharris CF46 6JD

  21/0491/CLPU Submitted 6 May 2021 100 yards away

  Obtain a Lawful Development Certificate for proposed single storey rear sunroom extension

  Refused Lawful development Extension
  Small domestic

• Westering Llwyncelyn Terrace Nelson Treharris CF46 6HF

  21/0627/FULL Submitted 8 Jun 2021 100 yards away

  Demolish existing rear conservatory, erect two storey rear extension adding two rear dormers, raise roof height and provide internal and external alterations

  Granted Full applications Extension Loft or dormer +1 8 docs

• 30 Llwyncelyn Terrace Nelson Treharris CF46 6HF

  21/0562/CLPU Submitted 21 May 2021 100 yards away

  Obtain a Lawful Development Certificate for loft conversion with rear roof extension

  Granted Lawful development Extension Loft or dormer

• 26/0528/HH Granted

  Bryncanol Ty Canol Lane Machen Caerphilly CF83 8QE

  Demolish existing lean-to rear extension, raise ridge height, erect first-floor front extension, convert loft to include two dormers to the front and two dormers to the rear and associated landscaping works, including extending the existing terrace to the front

  Received 5 Aug, published by the council 14 Aug 2026 Householder
• 26/0649/HH Awaiting decision

  Graig View Cottage The Row To Gwern-y-goytre Draethen Newport NP10 8GF

  Erect a raised decking area

  Received 28 Sep, published by the council 5 Oct 2026 Householder
• 26/0505/HH Granted

  18 Redbrook Avenue Trethomas Caerphilly CF83 8DB

  Erect split level two storey extension to rear of property

  Received 30 Jul, published by the council 7 Aug 2026 Householder
• 26/0383/HH Refused

  Woodland Cottage Cwmnofydd Farm Lane Machen Caerphilly CF83 8NR

  Erect two storey rear extension

  Received 2 Jun, published by the council 28 Jul 2026 Householder
• 26/0503/HH Granted

  13 Ebbw Meadow Abercarn Newport NP11 5GL

  Erect a double storey rear extension with a single storey side extension

  Received 28 Jul, published by the council 7 Aug 2026 Householder