112 Slag Lane Haydock St Helens WA11 0UY

1. 12 Mar 2025

   Received by St. Helens

2. 6 May 2025

   Decision issued: Grant

3. 15 Aug 2026

   Added to PlanIndex

St. Helens granted permission on 6 May 2025, subject to any conditions on the decision notice. Work must normally begin within three 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.

• 110 Slag Lane Haydock St Helens WA11 0UY

  P/2025/0128/HHFP Submitted 27 Feb 2025 50 yards away

  Single storey rear extension for disabled use.

  Granted Householder Extension 7 docs
  Small domestic

• 12 Avery Square Haydock St Helens WA11 0XB

  P/2021/0653/HHFP Submitted 7 Jul 2021 50 yards away

  Single storey side extension and part forward extension.

  Granted Householder Extension 10 docs
  Small domestic

• 33 Springfield Park Haydock St Helens WA11 0XP

  P/2025/0336/HHFP Submitted 9 Jun 2025 100 yards away

  Proposed single storey side extension with 6no. rooflights in rear roof plane.

  Granted Householder Extension Loft or dormer 15 docs
  Small domestic

• 33 Springfield Park Haydock St Helens WA11 0XP

  P/2020/0349/HHFP Submitted 26 May 2020 100 yards away

  Two storey side extension.

  Withdrawn Householder Extension 16 docs
  Domestic

• 33 Springfield Park Haydock St Helens WA11 0XP

  P/2020/0239/HHFP Submitted 30 Mar 2020 100 yards away

  Proposed single storey side extension and rear dormer

  Withdrawn Householder Extension Loft or dormer 11 docs
  Small domestic

• 8 Avondale Gardens Haydock St Helens WA11 0WN

  P/2021/0170/HHFP Submitted 19 Feb 2021 100 yards away

  Single storey rear extension.

  Granted Householder Extension 9 docs
  Small domestic

• P/2026/0537/CLP Awaiting decision

  1 Firefly Close Newton Le Willows St Helens WA12 8TF

  Certificate of lawfulness for proposed single storey rear extension.

  Received 12 Oct, published by the council 19 Oct 2026 Lawful development
• P/2026/0534/CLP Awaiting decision

  31 Beacon Road Billinge St Helens WN5 7HF

  Certificate of lawfulness for proposed rear dormer.

  Received 9 Oct, published by the council 19 Oct 2026 Lawful development
• P/2026/0513/CLP Awaiting decision

  46 Smock Lane Ashton In Makerfield St Helens WN4 0SN

  Certificate of Lawfulness for a single storey rear extension.

  Received 5 Oct, published by the council 10 Oct 2026 Lawful development
• P/2026/0523/CLP Awaiting decision

  50 Junction Lane St Helens WA9 3JN

  Certificate of lawfulness for proposed change of use from dwellinghouse (C3) to 4 person HMO (C4).

  Received 2 Oct, published by the council 12 Oct 2026 Lawful development
• P/2026/0397/CLP Withdrawn

  143 Woodlands Road St Helens Merseyside WA11 9AG

  Certificate of lawfulness for a proposed change of use from dwellinghouse (C3) to childrens home (C2) for up to 2no children.

  Received 14 Jul, published by the council 12 Aug 2026 Lawful development