THE OLD COACH HOUSE, HEOL GIEDD, YSTRADGYNLAIS, SWANSEA, SA9 1JY

1. 1 Jun 2026

   Received by Powys

2. 28 Jul 2026

   Added to PlanIndex

3. 31 Jul 2026

   Decision issued: Approve

Powys granted permission on 31 July 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 Opposite 17 Rhestr Fawr Ystradgynlais Swansea

  P/2009/1118 Submitted 16 Oct 2009 50 yards away

  Outline application for erection of detached dwelling and replacement garage

  Granted Outline New dwelling 1 doc
  Domestic

• 15 Heol Giedd, Ystradgynlais

  B/0007/0290 Submitted 17 Sep 2007 50 yards away

  Erection of single storey extension to rear of property

  Granted Full applications Extension
  Small domestic

• Land Adjoining No 10 (Garden Between 38 And 39) Rhestr Fawr Ystradgynlais Swansea SA9 1LD

  P/2010/1015 Submitted 31 Aug 2010 50 yards away

  Conversion of detached garage to dwelling with associated works

  Granted Full applications 1 doc
  Domestic

• Derwen Road Ystradgynlais Powys

  P/2008/1398 Submitted 11 Sep 2008 100 yards away

  Outline: Residential Development

  Withdrawn Outline New dwelling

• Land Off 40 Rhestr Fawr, Ystradgynlais ( 39A Rhestr Fawr)

  B/0003/0304 Submitted 15 Sep 2003 100 yards away

  Erection of 2 dwellings

  Granted Full applications
  Several homes

• Land East Of 24 Rhestr Fawr, Ystradgynlais

  B/0004/0069 Submitted 25 Feb 2004 100 yards away

  Outline application for erection of dwelling

  Granted Outline New dwelling
  Domestic

• P/26/0804/CLP Granted

  19 BRIMMON CLOSE, NEWTOWN, SY16 1NS

  Section 192 application for proposed certificate of lawfulness in relation to demolition of the existing rear structure and construction of a single story rear extension

  Received 10 Aug, published by the council 25 Aug 2026 Lawful development
• P/26/0931/CLP Awaiting decision

  GARDEN HOUSE, 7 REDWOOD CLOSE, LEIGHTON, WELSHPOOL, SY21 8JH

  Section 192 application for a Lawful Development Certificate for the erection of a bespoke oak framed porch

  Received 1 Sep, published by the council 12 Sep 2026 Lawful development
• P/26/0523/CLP Granted

  BRYN BANADL, ABERHOSAN, MACHYNLLETH, SY20 8RA

  Section 192 application to obtain a lawful development certificate for the construction of 2 new dormers with addition of a window in the gable end, erection of a porch and removal of chimney.

  Received 8 Jun, published by the council 28 Jul 2026 Lawful development
• P/26/0492/CLP Granted

  GLYN CANOL, MANAFON, WELSHPOOL, SY21 8BS

  Section 192 application for a Lawful Development Certificate for the erection of single storey side extension

  Received 19 Jun, published by the council 28 Jul 2026 Lawful development
• P/26/0663/CLP Granted

  NANTYGWARTHEG, TREFEGLWYS, CAERSWS, SY17 5QQ

  Section 192 application for a Lawful Development Certificate for the Erection of a single-storey rear extension

  Received 20 Jul, published by the council 13 Aug 2026 Lawful development