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Planning application

Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

Granted East Suffolk DC/25/2464/CON Other Consultation

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

Proposal

Consultation application - MMO-SZC-21987N - Sizewell C Temporary Marine Bulk Import Facility Construction Method Statement and associated Marine Mammal Mitigation Protocol and Southern North Sea Special Area of Conservation Site Integrity Plan, pursuant to Condition 36 of Deemed Marine Licence DCO/2013/00021

As published by the council, reference DC/25/2464/CON

Application record

Reference
DC/25/2464/CON
Type
Other Consultation
Status
Responded
Decision
Granted As published: No Objections
Received
20 Jun 2025
Validated
20 Jun 2025
Decided
14 Jul 2025
Ward
Aldeburgh And Leiston
Parish
Leiston Cum Sizewell
Decision by
Delegated Decision

Site history

Applications at this address on the East Suffolk register

This site has had 20 applications since 2024: 18 approved, 0 refused.

  • DC/26/3028/DRR42 Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Discharge of Requirement 9 - Main Development Site: Site Clearance of the Sizewell C Development Consent Order

    Decided 1 Oct 2026 Conditions
  • DC/26/2839/DRR28 Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Bespoke Mitigation Plan (Noise and Vibration) Main Development Site Roads (MDS BMP 5), secured by the Noise Monitoring and Management Plan under Requirement 2 (Code of Construction Practice) of the Sizewell C Development Consent Order

    Decided 24 Aug 2026 Conditions
  • DC/26/2417/DRR Awaiting decision

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Development Consent Order Requirement 27 - Main development site: Marsh harrier of the Sizewell C Development Consent Order

    Submitted 3 Jul 2026 Conditions
  • DC/26/1974/DRR28 Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Bespoke Mitigation Plan (Noise and Vibration) - Ancillary Construction Area (MDS BMP 6 ACA Revision 04), secured by the Noise Monitoring and Management Plan under Requirement 2 (Code of Construction Practice) of the Sizewell C Development Consent Order

    Decided 23 Jun 2026 Conditions
  • DC/26/1949/CON Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Discharge of Requirement 3 (6) (A) - Project wide: Archaeology and peat, post-excavation assessments in respect of SZC Co. Sizewell C Nuclear Power Station

    Decided 15 Jun 2026 Outline
  • DC/26/1956/CCC Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    County Council Consultation - SCC/0088/26/DoR - Discharge of requirement 10 project wide: public rights of way implementation plan for coast path in respect of szc co. Sizewell c nuclear power station

    Decided 9 Jun 2026 Outline
  • DC/26/0622/CON Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Consultation - Sizewell C pUXO Investigation Spring 2026.

    Decided 13 Mar 2026 Outline
  • DC/25/4632/DRC Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Discharge of Condition Nos. 2, 3 and BNG1 of DC/24/4158/FUL - Excavation to create five ponds within a basin and creation of an earth bund in connection with natterjack toad habitat. - Habitat Management and Monitoring Plan (HMMP) and Ecology BNG Gain Plan.

    Decided 23 Jan 2026 Conditions
  • DC/25/4447/DRR28 Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Bespoke Mitigation Plan (Noise and Vibration) Main Development Site (MDS) Road Works (MDS BMP 5 Rev 4), secured by the Noise Monitoring and Management Plan under Requirement 2 (Code of Construction Practice) of the Sizewell C Development Consent Order

    Decided 22 Dec 2025 Conditions
  • DC/25/4446/DRR28 Granted

    Sizewell C And Associated Development Sites Sizewell Leiston Suffolk

    Bespoke Mitigation Plan (Noise and Vibration) Temporary Construction Area (TCA) Works (MDS BMP 7 Rev 4), secured by the Noise Monitoring and Management Plan under Requirement 2 (Code of Construction Practice) of the Sizewell C Development Consent Order

    Decided 22 Dec 2025 Conditions

Timeline

Dates from the published record

  1. 20 Jun 2025

    Received by East Suffolk

  2. 14 Jul 2025

    Decision issued: No Objections

  3. 2 Aug 2026

    Added to PlanIndex

Documents

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

6 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

East Suffolk granted permission on 14 July 2025, 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 outline applications

An outline application tests the principle of developing a site, holding back details such as appearance and landscaping as reserved matters for later approval. More in our guide to planning application types.

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