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Planning application

Maple Tree Seaton Lane Seaton Seaham SR7 0LP

Granted County Durham DM/26/00310/CPO Certificate of Lawfulness Proposed Opera

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Single storey rear extension

As published by the council, reference DM/26/00310/CPO

Application record

Reference
DM/26/00310/CPO
Type
Certificate of Lawfulness Proposed Opera
Status
Decided
Decision
Granted As published: Approved
Received
6 Feb 2026
Validated
12 Feb 2026
Decided
1 Apr 2026
Ward
Seaham
Parish
Seaton With Slingley
Decision by
Delegated
Postcode
SR7 0LP

Timeline

Dates from the published record

  1. 6 Feb 2026

    Received by County Durham

  2. 12 Feb 2026

    Validated

    Checked as complete and ready for consideration.

  3. 1 Apr 2026

    Decision issued: Approved

  4. 20 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • Buildingcontrol: BC/26/00791/FP (Conditionally Approved)

Who's behind it

Company information only, from the register and Companies House

Creation Design Wales Agent, a design practice

123 applications on PlanIndex · across 11 councils · 81% granted

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Documents

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

14 documents on file for this application

  • APPROVAL CPO Decision · 02 Apr 2026
  • CERTIFICATE OF LAWFULNESS PROPOSED Delegated Report · 31 Mar 2026
  • REAR OF SITE 1 Photo · 16 Mar 2026
  • REAR OF SITE 2 Photo · 16 Mar 2026
  • REAR OF SITE 3 Photo · 16 Mar 2026
  • ELEVATIONS AS EXISTING Drawing · 06 Feb 2026
  • PROPOSED GROUND FLOOR PLAN Drawing · 06 Feb 2026
  • PROPOSED ROOF PLAN Drawing · 06 Feb 2026
  • ELEVATIONS AS PROPOSED 1 Drawing · 06 Feb 2026
  • ELEVATIONS AS PROPOSED 2 Drawing · 06 Feb 2026
  • APPLICATION FORM Application Form · 06 Feb 2026
  • SITE LOCATION PLAN OS Extract · 06 Feb 2026
  • SITE PLANS Drawing · 06 Feb 2026
  • FLOOR PLANS AS EXISTING Drawing · 06 Feb 2026

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What this grant of permission means

County Durham granted permission on 1 April 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.

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.

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In County Durham

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    Received 2 Jun, published by the council 20 Jul 2026 Lawful development
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    Received 30 Mar, published by the council 20 Jul 2026 Lawful development