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Planning application

18 Sackville Street Thrapston NN14 4NZ

Granted North Northamptonshire 25/01767/NMA Non-Material Amendment

Works: Extension Loft or dormer Roofing

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

Proposal

Non material amendment to allow for eaves height increased to 2.6m (from ground level), and ridge height increased to 5.086m (from ground level) increasing the roofs pitch to 40 degrees instead of 35 degrees pursuant to NE/23/00557/FUL - Proposed two storey rear extension with dormers and replacement detached garage.

As published by the council, reference 25/01767/NMA

Application record

Reference
25/01767/NMA
Type
Non-Material Amendment
Status
Decided
Decision
Application Permitted/Approved
Received
17 Nov 2025
Validated
18 Nov 2025
Decided
16 Dec 2025
Ward
Thrapston
Parish
Thrapston CP
Decision by
Officer Delegated Decision
Postcode
NN14 4NZ

Timeline

Dates from the published record

  1. 17 Nov 2025

    Received by North Northamptonshire

  2. 18 Nov 2025

    Validated

    Checked as complete and ready for consideration.

  3. 16 Dec 2025

    Decision issued: Application Permitted/Approved

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file, an architecture practice registered in St. Ives

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Documents

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

5 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

North Northamptonshire granted permission on 16 December 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 amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

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