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

1. 2 Jun 2026

   Received by Southend-on-Sea

2. 23 Jul 2026

   Added to PlanIndex

3. 27 Jul 2026

   Decision issued: Grant Lawful Dev Certificate (Proposed)

Southend-on-Sea granted permission on 27 July 2026, 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.

• 89 Cavendish Gardens Westcliff-on-sea Essex SS0 9XP

  21/01827/GPDE Submitted 31 Aug 2021 50 yards away

  Erect single storey rear extension, projecting 3.30m beyond the existing rear wall of the dwelling, 2.75m high to eaves and with a maximum height of 3m

  Decided Extension 4 docs
  Small domestic

• 89 Cavendish Gardens Westcliff-on-sea Essex SS0 9XP

  24/01318/FULH Submitted 16 Aug 2024 50 yards away

  Erect hip to gable roof extension, install dormer to rear to form habitable accommodation in loftspace, alterations to elevations

  Granted Householder Extension Loft or dormer
  Domestic

• 21 Martyns Grove Westcliff-on-sea Essex SS0 9XX

  24/01709/FUL Submitted 1 Nov 2024 100 yards away

  Convert garage into habitable accommodation and alter front elevation

  Granted Full applications

• 73 Cavendish Gardens Westcliff-on-sea Essex SS0 9XP

  23/00376/FUL Submitted 2 Mar 2023 100 yards away

  Erect single storey rear extension to ground floor flat and alter side elevation

  Granted Full applications Extension 9 docs
  Small domestic

• 31 Kingsway Westcliff-on-sea Essex SS0 9XF

  21/01484/FULH Submitted 19 Jul 2021 150 yards away

  Erect single storey side extension

  Granted Householder Extension 5 docs
  Small domestic

• 48 Clatterfield Gardens Westcliff-on-sea Essex SS0 0AX

  22/01941/FULH Submitted 11 Oct 2022 150 yards away

  Hip to gable roof extension with dormer to rear with juliet balcony, erect dormer to front, convert loft space into habitable accommodation, erect single storey side extension and alterations to front and rear elevations.

  Refused Householder Extension Loft or dormer 34 docs
  Small domestic

• 26/01070/CLP Granted

  58 Ronald Park Avenue Westcliff-on-sea Essex SS0 9QN

  Dormer to rear to form habitable accommodation in the loft space and rooflights to front (certificate of lawful development - proposed)

  Received 11 Aug, published by the council 14 Aug 2026 Lawful development
• 26/01065/CLP Granted

  1132 London Road Leigh-on-sea Essex SS9 2AJ

  Dormer to rear and rooflights to front to form habitable accommodation in the loftspace and single storey side/rear extension (certificate of lawful development - proposed)

  Received 10 Aug, published by the council 14 Aug 2026 Lawful development
• 26/01018/CLP Refused

  92 Vardon Drive Leigh-on-sea Essex SS9 3SQ

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

  Received 30 Jul, published by the council 8 Aug 2026 Lawful development
• 26/01008/CLP Granted

  61 Flemming Avenue Leigh-on-sea Essex SS9 3AN

  Hip to gable loft conversion, rooflights to front, and dormer to rear with Juliet balcony to create habitable accommodation in roof space (Lawful Development Certificate - Proposed).

  Received 29 Jul, published by the council 8 Aug 2026 Lawful development
• 26/01020/CLP Granted

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

  Single storey side extension (Lawful Development Certificate - Proposed)

  Received 31 Jul, published by the council 8 Aug 2026 Lawful development