4 Castle Street Southampton SO14 6HA

1. 31 Jul 2025

   Received by Southampton

2. 29 Sep 2025

   Decision issued: Grant (LDC)

3. 25 Jul 2026

   Added to PlanIndex

Southampton granted permission on 29 September 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.

• 9 Castle Street Southampton City Of Southampton SO14 6GZ

  22/01115/FUL Submitted 16 Sep 2022 50 yards away

  Use of the property as C4 House in Multiple Occupation (Amended Description)

  Refused Full applications 8 docs

• 9 Castle Street Southampton SO14 6GZ

  23/00249/FUL Submitted 13 Mar 2023 50 yards away

  Use of property as 4 serviced apartments (Retrospective) (Use Class C1)

  Refused Full applications New dwelling 13 docs

• 3 Castle Street Southampton SO14 6GZ

  21/01033/ELDC Submitted 5 Jul 2021 50 yards away

  Application for a lawful development certificate for existing use as house in multiple occupation (HMO, class C4)

  Granted Lawful development 6 docs

• 52 Southcliff Road Southampton SO14 6HS

  25/01523/FUL Submitted 15 Dec 2025 50 yards away

  Change of use from class C3 dwelling to class C4 House in Multiple Occupation (HMO)

  Granted Full applications 8 docs
  Domestic

• 37 Southcliff Road Southampton SO14 6HR

  21/01564/FUL Submitted 20 Oct 2021 100 yards away

  Erection of two-storey side extension with lower ground floor basement storage.

  Refused Full applications Extension 13 docs

• 37 Southcliff Road Southampton SO14 6HR

  21/00622/FUL Submitted 23 Apr 2021 100 yards away

  Erection of two-storey side extension with split basement level to create 1-bedroom dwelling

  Refused Full applications Extension 16 docs
  Domestic

• 26/00980/PLDC Awaiting decision

  Unit C Atlantic Works Oakley Road Southampton SO16 4LL

  Application for a lawful development certificate for proposed use as indoor sport, recreation or fitness (Class E(d)).

  Received 21 Aug, published by the council 27 Aug 2026 Lawful development
• 26/00954/ELDC Awaiting decision

  5 Windrush Road Southampton SO16 9DE

  Application for a lawful development certificate for the existing use as a house in multiple occupation (HMO, Class C4).

  Received 17 Aug, published by the council 24 Aug 2026 Lawful development
• 26/00650/PLDC Refused

  158 Millbrook Road East Southampton SO15 1JR

  Application for a lawful development certificate for proposed use as offices (use class E).

  Received 4 Jun, published by the council 25 Jul 2026 Lawful development
• 26/00626/ELDC Granted

  82 Newcombe Road Southampton SO15 2FS

  Application for a lawful development certificate for the existing use as a house in multiple occupation (HMO, Class C4).

  Received 29 May, published by the council 25 Jul 2026 Lawful development
• 26/00877/ELDC Awaiting decision

  4 Thornbury Avenue Southampton SO15 5BR

  Application for a lawful development certificate for the existing use as a house in multiple occupation (HMO, Class C4).

  Received 13 Aug, published by the council 17 Aug 2026 Lawful development