66 Marlborough Road Southend-on-sea Essex SS1 2UD

1. 8 Aug 2026

   Added to PlanIndex

2. Decision

   Awaiting decision

   The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.

   Southend-on-Sea took a median of 59 days over the applications it decided in the last year.

This application is with Southend-on-Sea for determination, against a statutory target of eight weeks. Over the last year Southend-on-Sea 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.

• 156 Ambleside Drive Southend-on-sea Essex SS1 2UF

  23/00435/CLP Submitted 13 Mar 2023 116m away

  Hip to gable roof extension with dormer to rear to form habitable accommodation in the loftspace (certificate of lawful development - proposed)

  Granted Lawful development Extension Loft or dormer 7 docs

• 176 Ambleside Drive Southend-on-sea Essex SS1 2UF

  24/01456/CLE Submitted 11 Sep 2024 116m away

  Install air conditioning heat pump to side (certificate of lawful development - existing)

  Refused Lawful development

• 75 Sandringham Road Southend-On-Sea Essex SS1 2UG

  21/00753/CLP Submitted 13 Apr 2021 140m away

  Single storey rear extension (Lawful development certificate-proposed)

  Granted Lawful development Extension 6 docs
  Small domestic

• 61 Rutland Avenue Southend-On-Sea Essex SS1 2XL

  21/00759/FULH Submitted 12 Apr 2021 158m away

  Erect single storey rear extension

  Granted Householder Extension 6 docs
  Small domestic

• 329 Woodgrange Drive Southend-on-sea Essex SS1 2XP

  23/00034/FULH Submitted 9 Jan 2023 177m away

  Erect single storey rear extension, relocate entrance from side to front and erect single storey outbuilding to rear

  Granted Householder Extension 6 docs
  Small domestic

• 200 Ambleside Drive Southend-on-sea Essex SS1 2UE

  26/01122/FUL 177m away

  83% historically approved

  Change of use from workshop and storage (Sui Generis) to one-bed dwelling (Class C3), alter elevations and layout amenity space

  Awaiting decision Full applications
  Domestic

• 26/00613/CLE Granted

  57 York Road Southend-on-sea Essex SS1 2BZ

  Use dwelling as a 9-person HMO (Certificate of Lawfulness - Existing)

  5 May 2026 Lawful development
• 26/01132/CLP Status unknown

  16 Plymtree Thorpe Bay Essex SS1 3RA

  Detached outbuilding to rear (certificate of lawful development - proposed)

  7 Aug 2026 Lawful development
• 26/00690/CLP Refused

  472 Woodgrange Drive Southend-on-sea Essex SS1 3ED

  Extend garage at front and rear

  21 May 2026 Lawful development
• 26/00741/CLE Granted

  57 - 59 Elm Road Leigh-on-sea Essex SS9 1SP

  Confirmation that planning permission 16/01572/FUL as varied by 18/01443/AMDT has been lawfully implemented (Certificate of Lawful Development - Existing)

  2 Jun 2026 Lawful development
• 26/00746/CLP Granted

  21 Shanklin Drive Westcliff-on-sea Essex SS0 9XU

  Removal of chimney stack on rear roof slope, erect dormer to rear to create habitable accommodation in roof space, two rooflights to front roof slope, alterations to elevations (Lawful Development Certificate - Proposed)

  2 Jun 2026 Lawful development