PlanningTrack
Get started

Council planning record

Certificate of lawfulness for proposed loft conversion with wraparound roof dormer (partly hip end pitched and partly flat roofed) and velux window on front roof slope and obscured non-operable side window

51 Heathcroft Avenue Sunbury-on-Thames TW16 7SR

DecidedReference: 26/00856/CPDSpelthorne Borough Council

Last published check: 17 Oct 2026, 20:59. Check the council record for more recent changes.

Application timeline

Council milestones and published deadlines. A deadline passing does not confirm a decision.

  1. Application Received Date

    Published milestoneCouncil source

  2. Application Validated Date

    Published milestoneCouncil source

  3. Last Advertised In Press Date

    Published milestoneCouncil source

  4. Latest Advertisement Expiry Date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source

  5. Decision Issued Date

    Published milestoneCouncil source

  6. Decision Made Date

    Published milestoneCouncil source

  7. Determination Deadline

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source

Application summary

Status
Decided
Application type
Cert. of Lawful Proposed Use and Dev
Received
11 Aug 2026
Validated
11 Aug 2026
Determination deadline
6 Oct 2026
Local authority
Spelthorne Borough Council

Application overview

Certificate of lawfulness for proposed loft conversion with wraparound roof dormer (partly hip end pitched and partly flat roofed) and velux window on front roof slope and obscured non-operable side window

Proposal details

Reference
26/00856/CPD
Alternative references
PP-15151900
Ward
Sunbury Common
Parish
Sunbury Common And Ashford Common ED
Agent
Architecture Everything

Sign in to view all collected council fields and recorded changes.

Sign in to view collected details

Application location

51 Heathcroft Avenue Sunbury-on-Thames TW16 7SR

This record has no verified map location.

View council map

Documents 14 of 14

DocumentPublishedAction
CPCPDZ CERT PROPOSED DEVDecision Notice · PDF21 Sept 2026View
DELEGATED REPORT UPDATED 24.6.20Officers Report · PDF21 Sept 2026View
Plans - Site LayoutPlans - Site Layout · PDF16 Sept 2026View
Plans - Block PlanPlans - Block Plan · PDF16 Sept 2026View
Plans - CombinedPlans - Combined · PDF16 Sept 2026View
ACKCPD ACK LETTER CPDCorrespondence · PDF19 Aug 2026View
APPLICATIONFORMREDACTEDApplication Form · PDF12 Aug 2026View
FEECALCULATIONOther Documents · PDF12 Aug 2026View
ATTACHMENTSUMMARYOther Documents · PDF12 Aug 2026View
LOCATION PLANPlans - Location Plan · PDF12 Aug 2026View
PROPOSED AND EXISTING FLOOR, ELEVATIONS, ROOF AND 3D VIEW PLANSPlans - Combined · PDF12 Aug 2026View
PROPOSED AND EXISTING BLOCK PLANPlans - Block Plan · PDF12 Aug 2026View
PROPOSED AND EXISTING SITE PLANPlans - Site Layout · PDF12 Aug 2026View
CIL FORMCIL - Form · PDF12 Aug 2026View

Documents open on the council website. Browse council documents if a link has changed.

Decision & conditions

Grant Cert Lawful Prop Use/Dev
CPCPDZ CERT PROPOSED DEV
Planning conditions

Conditions aren’t listed here. Read the council decision notice for the full decision and conditions.

Related records

Understand this planning record

All planning guides

  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

    UK research
    Published Updated

  • Understanding planning · 13 min read

    Planning application statuses explained

    Understand pending consideration, approved, refused and withdrawn planning applications. Compare status labels and find the documents explaining each outcome.

    UK research
    Published Updated

  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

    UK research
    Published Updated