5 First Avenue Southbourne Emsworth West Sussex PO10 8HN

1. 29 Apr 2026

   Received by South Downs National Park

2. 4 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 27 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 30 July 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   South Downs National Park took a median of 54 days over the applications it decided in the last year.

This application is with South Downs National Park for determination, against a statutory target of eight weeks. Over the last year South Downs National Park decided lawful development applications in a median of 56 days. More in our guide to how long planning decisions take.

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.

• Woodleigh 51 Stein Road Southbourne Emsworth PO10 8LB

  25/02441/DOM Submitted 13 Oct 2025 47m away

  Single storey rear extension (to replace existing conservatory) and replacement front porch.

  Granted Householder Extension 9 docs
  Small domestic

• Woodleigh 51 Stein Road Southbourne Emsworth PO10 8LB

  25/02441/DOM Submitted 13 Oct 2025 47m away

  Single storey rear extension (to replace existing conservatory) and replacement front porch.

  Granted Householder Extension 9 docs
  Small domestic

• 5 First Avenue Southbourne Emsworth West Sussex PO10 8HN

  26/00972/PLD Submitted 29 Apr 2026 104m away

  92% historically approved · decision due ~30 Jul

  Single storey rear extension.

  Awaiting decision Extension 10 docs
  Small domestic

• 32A Stein Road Southbourne Emsworth PO10 8LD

  26/00380/ELD Submitted 18 Feb 2026 116m away

  Existing Lawful Development Certificate for existing porch on north elevation and existing garden room for use as home office.

  Granted Lawful development Extension 10 docs
  Small domestic

• 32A Stein Road Southbourne Emsworth PO10 8LD

  26/00380/ELD Submitted 18 Feb 2026 116m away

  Existing Lawful Development Certificate for existing porch on north elevation and existing garden room for use as home office.

  Granted Lawful development Extension 11 docs
  Small domestic

• The Signal Box Guildford Close Southbourne Emsworth PO10 8LW

  25/02930/FUL Submitted 8 Dec 2025 128m away

  81% historically approved · decision due ~16 Mar

  Replace existing window to the north elevation with a second entrance door.

  Awaiting decision Full applications Windows or glazing 5 docs

• 26/01405/ELD Awaiting decision

  19 Needlemakers Chichester West Sussex PO19 7JH

  Existing lawful development - conversion of loft space. Including velux windows, flooring and toilet installation.

  26 Jun 2026 Lawful development
• SDNP/26/03337/LDE Awaiting decision

  9 East Way Lewes East Sussex BN7 1NG

  Decking at rear

  26 Aug 2026 Lawful development
• 26/01268/PLD Granted

  71 Windsor Road Chichester West Sussex PO19 7XG

  Demolition of existing garage and rear conservatory and construction of single-storey rear extension.

  10 Jun 2026 Lawful development
• 26/01855/PLD Awaiting decision

  1A Park Lane Selsey Chichester West Sussex PO20 0HD

  Rear dormer and 3 no. front rooflights.

  24 Aug 2026 Lawful development
• 26/01842/ELD Awaiting decision

  Smallburgh Bell Lane Birdham Chichester West Sussex PO20 7HX

  Existing lawful development certificate for the use of an outbuilding as a dwellinghouse for a period exceeding 4 years.

  21 Aug 2026 Lawful development