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Planning application

70 Hadleigh Road Leigh-on-sea Essex SS9 2LZ

Granted Southend-on-Sea 23/00506/CLP Certificate of Lawfulness (Proposed)

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Hip to gable end roof extension and convert loft into habitable accommodation, dormer to side and rooflights to front, side elevations (Lawful Development Certificate-Proposed)

As published by the council, reference 23/00506/CLP

Application record

Reference
23/00506/CLP
Type
Certificate of Lawfulness (Proposed)
Status
Permitted
Decision
Grant Lawful Dev Certificate (Proposed)
Received
23 Mar 2023
Validated
23 Mar 2023
Decided
10 May 2023
Ward
West Leigh
Parish
Leigh Town Council
Decision by
Delegated Decision
Postcode
SS9 2LZ

Site history

Applications at this address on the Southend-on-Sea register

This site has had 2 applications since 2023: 1 approved, 0 refused.

  • 26/01015/FULH Status unknown

    70 Hadleigh Road Leigh-on-sea Essex SS9 2LZ

    Erect new brick wall and railings to front and side with new sliding metal gate

    Submitted 30 Jul 2026 Householder

Timeline

Dates from the published record

  1. 23 Mar 2023

    Received by Southend-on-Sea

  2. 10 May 2023

    Decision issued: Grant Lawful Dev Certificate (Proposed)

  3. 13 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

A9 Architecture Ltd Agent, an architecture practice registered in Benfleet

Active · incorporated 2010 · Benfleet

92 applications on PlanIndex · across 7 councils · 82% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

12 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Southend-on-Sea granted permission on 10 May 2023, 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.

About lawful development applications

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.

Nearby applications

Within 500 metres

  • 70 Hadleigh Road Leigh-on-sea Essex SS9 2LZ

    26/01015/FULH Submitted 30 Jul 2026 5m away

    89% historically approved · decision due ~24 Sep

    Erect new brick wall and railings to front and side with new sliding metal gate

    Status unknown Householder
    Domestic

  • 138 Hadleigh Road Leigh-on-sea Essex SS9 2LZ

    26/01164/FULH 56m away

    84% historically approved

    Demolish existing detached garage, erect garage with mezzanine floor and basement level storage space, erect single storey link to dwellinghouse

    Awaiting decision Demolition
    Small domestic

  • 64 Hadleigh Road Leigh-on-sea Essex SS9 2LZ

    22/02426/CLP Submitted 19 Dec 2022 57m away

    Dormer to rear to form habitable accommodation in the loftspace and alter front elevation (certificate of lawful development - proposed)

    Granted Lawful development Loft or dormer 5 docs

  • 2 - 2A Marine Parade Leigh-on-sea Essex SS9 2NA

    26/00624/FUL Submitted 7 May 2026 60m away

    Alter roof from hip to gable and raise ridge height, install front and rear dormers to form habitable accommodation in the loftspace, erect part 2.5 storey front extension with juliet balcony, erect part single, part two-storey rear extension, remove chimney, porch to front, erect front boundary treatment, raised platform to the rear and alter elevations

    Granted Full applications Extension Loft or dormer +1
    Small domestic

  • 56 Grange Road Leigh-on-sea Essex SS9 2HT

    26/00965/CLP Submitted 21 Jul 2026 82m away

    84% historically approved · decision due ~15 Sep

    Install dormer to rear and rooflights to front to form habitable accommodation in the loftspace (Lawful Development Certificate - Proposed)

    Decided Lawful development Loft or dormer

  • 56 Grange Road Leigh-on-sea Essex SS9 2HT

    26/00879/FULH 82m away

    84% historically approved

    Erect single storey rear and side extension

    Decided Extension
    Small domestic

In Southend-on-Sea

  • 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
  • 26/00846/CLP Granted

    7 The Crossways Westcliff-on-sea Essex SS0 8PU

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

    24 Jun 2026 Lawful development
  • 26/00816/CLP Granted

    20 Britannia Gardens Westcliff-on-sea Essex SS0 8BN

    Single storey side and rear extension with roof lantern (lawful development certificate - proposed)

    18 Jun 2026 Lawful development
  • 26/00790/CLP Granted

    31 Waltham Crescent Southend-on-sea Essex SS2 4AY

    Site a mobile home for ancillary use to the main dwellinghouse

    13 Jun 2026 Lawful development
  • 26/00819/CLP Refused

    47 Bonchurch Avenue Leigh-on-sea Essex SS9 3AR

    Dormer to rear to form habitable accommodation in the loftspace, single storey side and rear extensions, rooflights to front, extend soil and vent pipe to the rear, remove chimney (certificate of lawful development - proposed)

    19 Jun 2026 Lawful development