19 St Helens Avenue Brynmill Swansea SA1 4ND

1. 24 Mar 2026

   Received by Swansea

2. 30 Mar 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 May 2026

   Decision issued: Was Not Lawful (existing)

4. 28 Jul 2026

   Added to PlanIndex

Swansea 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.

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.

• 11 St Helens Avenue Brynmill Swansea SA1 4ND

  2026/0112/FUL Submitted 26 Jan 2026 37m away

  Change of use from residential dwelling to 6 bedroom HMO

  Granted Full applications 9 docs
  Domestic

• 19A Catherine Street Swansea SA1 4JT

  2024/0598/FUL Submitted 28 Mar 2024 62m away

  Change of use of building to Class A3 (Food and Drink), including incorporation of part of rear garden of no. 195 St Helens Ave into application site, single storey rear extension, installation of shopfront and alterations to fenestration

  Granted Full applications Extension Windows or glazing 18 docs
  Small domestic

• The Mill 75 Brynymor Road Brynmill Swansea SA1 4JJ

  2019/2715/S73 Submitted 25 Nov 2019 87m away

  Retention of variation of condition F of planning permission 87/1437/03 granted 8th December 1987 as amended by appeal reference T/APP/B6855/C/96/509705 and T/APP/B6855/A/96/510011 allowed on 16th April 1997 to extend the hours of opening to between the hours of 9.00 a.m. to 12.30 a.m. Sunday to Thursday and between the hours of 09.00 a.m. and 1:00 a.m. Friday and Saturday

  Granted Amendments 12 docs

• Crundles 80 Brynymor Road Brynmill Swansea SA1 4JE

  2018/1101/FUL Submitted 11 May 2018 88m away

  Retention of use of rear two storey annexe as 2 no. one bedroom studio flats and external rendering

  Refused Full applications New dwelling 23 docs

• 1 King Edwards Road Brynmill Swansea SA1 4LH

  2023/0422/FUL Submitted 20 Feb 2023 98m away

  Alterations to existing shopfront to provide opening sash windows

  Granted Full applications Windows or glazing 7 docs

• 134 - 136 St Helens Road Sandfields Swansea SA1 4BL

  2025/2656/FUL Submitted 16 Dec 2025 104m away

  Retention of pergola structure on front terrace area of public house

  Refused Full applications 13 docs

• 2026/1278/PLD Refused

  11 Awel Y Mor Sketty Swansea SA2 9FL

  Ground floor rear extension (application for a Certificate of Proposed Lawful Development)

  5 Aug 2026 Lawful development
• 2026/0916/PLD Granted

  30 Station Road Grovesend Swansea SA4 4GY

  Single storey rear extension (appliction for a Certificate of Proposed Lawful Development)

  2 Jun 2026 Lawful development
• 2026/1246/PLD Granted

  13 Lon Gwynfryn Sketty Swansea SA2 0TZ

  Side hip to gable roof extension with upper floor side window, rear dormer with Juliet balcony and front rooflights (application for a Certificate of Proposed Lawful Development)

  29 Jul 2026 Lawful development
• 2026/1235/ELD Refused

  21 Malvern Terrace Brynmill Swansea SA2 0BE

  Use of property as a HMO (Class C4) (application for Certificate of Existing Lawful Development)

  27 Jul 2026 Lawful development
• 2026/1047/PLD Granted

  48 Station Road Llanmorlais Swansea SA4 3TF

  Single storey rear extension (application for a Certificate of Proposed Lawful Development)

  22 Jun 2026 Lawful development