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Certificate of Lawfulness for the proposed loft conversion facilitated by a rear, partial hip-to-gable extension the insertion of 2 no. flank dormers and the insertion of 1 no. rooflight in flank roof slope and 1 no. rooflight in rear roof slope.

20 Marion Avenue Shepperton TW17 8AY

DecidedReference: 25/01385/CPDSpelthorne Borough Council

Last published check: 16 Oct 2026, 06:22. Check the council record for more recent changes.

Application timeline

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  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

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    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
17 Nov 2025
Validated
17 Nov 2025
Determination deadline
12 Jan 2026
Local authority
Spelthorne Borough Council

Application overview

Certificate of Lawfulness for the proposed loft conversion facilitated by a rear, partial hip-to-gable extension the insertion of 2 no. flank dormers and the insertion of 1 no. rooflight in flank roof slope and 1 no. rooflight in rear roof slope.

Proposal details

Reference
25/01385/CPD
Alternative references
PP-14494680
Ward
Shepperton Town
Parish
Laleham And Shepperton ED
Agent
G B Services

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Application location

20 Marion Avenue Shepperton TW17 8AY

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Documents 14 of 14

DocumentPublishedAction
CPCPDZ CERT PROPOSED DEVDecision Notice · PDF9 Jan 2026View
DELEGATED REPORT UPDATED 24.6.20Officers Report · PDF9 Jan 2026View
ACKCPD ACK LETTER CPDCorrespondence · PDF18 Nov 2025View
APPLICATIONFORMREDACTEDApplication Form · PDF17 Nov 2025View
FEECALCULATIONFee · PDF17 Nov 2025View
ATTACHMENTSUMMARYOther Documents · PDF17 Nov 2025View
EXISTING GROUND FLOOR PLANPlans - Floor Plans · PDF17 Nov 2025View
EXISTING LOFT & ROOF PLANPlans - Roof · PDF17 Nov 2025View
PROPOSED LOFT & ROOF PLANPlans - Roof · PDF17 Nov 2025View
EXISTING ELEVATIONSPlans - Elevations · PDF17 Nov 2025View
PROPOSED ELEVATIONSPlans - Elevations · PDF17 Nov 2025View
PROPOSED BLOCK PLANPlans - Block Plan · PDF17 Nov 2025View
LOCATION PLANPlans - Location Plan · PDF17 Nov 2025View
FORM_1_CIL_ADDITIONAL_INFORMATIONCIL - Additional Information · PDF17 Nov 2025View

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.

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