119 Tewkesbury Street Cathays Cardiff CF24 4QS

1. 14 Apr 2026

   Received by Cardiff

2. 13 May 2026

   Decision issued: Permission Granted

3. 22 Jul 2026

   Added to PlanIndex

Cardiff granted permission on 13 May 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.

• 136 Tewkesbury Street Cathays Cardiff CF24 4QS

  26/01010/FUL Submitted 18 May 2026 50 yards away

  Conversion to class C4 HMO with ground floor rear/side extension.

  Refused Full applications Extension 9 docs

• 14 Hazeldene Avenue Cathays Cardiff CF24 4QP

  26/00668/HSE Submitted 31 Mar 2026 50 yards away

  Ground floor rear extension and dormer loft conversion to existing HMO.

  Granted Householder Extension Loft or dormer 9 docs
  Domestic

• 112 Tewkesbury Street Cathays Cardiff CF24 4QS

  22/03049/CLD Submitted 21 Dec 2022 50 yards away

  Rear Dormer Roof Extension and Rear Single Storey Extension

  Granted Lawful development Extension Loft or dormer 6 docs
  Small domestic

• 99 Monthermer Road Cathays Cardiff CF24 4QY

  23/02854/HSE Submitted 5 Dec 2023 50 yards away

  Rear and side ground floor extension and rear dormer extension.

  Granted Householder Extension Loft or dormer 7 docs
  Domestic

• 90 Monthermer Road Cathays Cardiff CF24 4QY

  20/01472/MNR Submitted 29 Jul 2020 100 yards away

  CONVERSION TO TWO FLATS WITH GROUND FLOOR REAR EXTENSION

  Granted Full applications New dwelling Extension 14 docs
  Several homes

• 80 Monthermer Road Cathays Cardiff CF24 4QY

  25/02210/CLPUD Submitted 25 Sep 2025 100 yards away

  Rear and side dormer loft conversions.

  Granted Lawful development Loft or dormer 8 docs

• 26/01578/CLPUD Granted

  207 Fidlas Road Llanishen Cardiff CF14 5NA

  Proposed ancillary garden building

  Received 28 Jul, published by the council 6 Oct 2026 Lawful development
• 26/02084/CLPUD Awaiting decision

  24 Bassetts Field Rhiwbina Cardiff CF14 9UG

  Proposed single storey flat roof extension to rear

  Received 2 Oct, published by the council 6 Oct 2026 Lawful development
• 26/02050/CLPUD Awaiting decision

  First And Second Floor 85 Romilly Crescent Pontcanna Cardiff CF11 9NQ

  Change of use from Residential to C6 short-term let.

  Received 25 Sep, published by the council 6 Oct 2026 Lawful development
• 26/02053/CLPUD Awaiting decision

  32 Homelands Road Heath Cardiff CF14 1UJ

  Single storey rear extension.

  Received 24 Sep, published by the council 6 Oct 2026 Lawful development
• 26/01863/CLPUD Granted

  6 Llandennis Green Cyncoed Cardiff CF23 6JX

  Proposed conversion of existing integral garage to ancillary domestic accommodation, including minor internal alterations

  Received 4 Sep, published by the council 22 Sep 2026 Lawful development