1 Trowel Close, Northampton, NN4 8UD

1. 15 Jul 2026

   Received by West Northamptonshire

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   West Northamptonshire took a median of 69 days over the applications it decided in the last year.

This application is with West Northamptonshire for determination, against a statutory target of eight weeks. Over the last year West Northamptonshire decided lawful development applications in a median of 63 days. More in our guide to how long planning decisions take.

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.

• 4 Radleigh Close Northampton NN4 8RE

  2026/0406/FULL Submitted 23 Jan 2026 150 yards away

  Part Two-storey part single-storey side extension

  Refused Full applications Extension 15 docs
  Small domestic

• 36 Briar Hill Walk Northampton NN4 8LN

  2024/5040/FULL Submitted 28 Oct 2024 200 yards away

  New dormer on front slope of roof and two new velux windows

  Refused Full applications Loft or dormer Windows or glazing 17 docs

• 12 Briar Hill Walk Northampton NN4 8LN

  2024/3956/FULL Submitted 9 Aug 2024 200 yards away

  Single and two storey rear extension

  Granted Full applications Extension 8 docs

• 1 Leah Bank Northampton NN4 8RG

  2024/3962/FULL Submitted 9 Aug 2024 250 yards away

  Erection of plastic garden shed (retrospective)

  Granted Full applications 13 docs
  Small domestic

• 35 Leah Bank Northampton NN4 8RG

  2026/3839/NMA Submitted 21 Sep 2026 250 yards away

  Non material amendment to retain existing window previously proposed for removal, internal layout alterations inc. the relocation of an internal partition wall by approx. 150mm into the adjoining room and relocation of an internal door opening to planning permission 2024/1488/FULL [Proposed first floor side extension].

  Granted Amendments Extension Windows or glazing 7 docs

• 168 Towcester Road Northampton NN4 8LW

  2026/3884/PNHPD Submitted 28 Sep 2026 250 yards away

  86% historically approved · decision due ~26 Nov

  Determination as to whether prior approval is required (under Schedule 2, Part 1, Class A of the above Order) for proposed single storey rear extension in matching facing materials extending 4.0m beyond the rear wall of the original dwelling house, maximum height of 3.9m and height at the eaves 2.45m

  Awaiting decision Prior approval Extension 7 docs
  Small domestic

• 2026/3534/LDE Granted

  Plumpton Barn Plumpton End Paulerspury NN12 7NJ

  Lawful development certificate (existing) for the retention of pond within the residential curtilage of the dwelling.

  Received 13 Aug, published by the council 9 Sep 2026 Lawful development
• 2026/3278/LDP Granted

  26 Perry Street Northampton NN1 4HW

  Erection of a single storey rear extension.

  Received 27 Jul, published by the council 15 Aug 2026 Lawful development
• 2026/3389/LDP Refused

  23 Greenell Close Deanshanger MK19 6UX

  Lawful development certificate (proposed) for single storey rear extension and wood burning stove to include external flue.

  Received 4 Aug, published by the council 1 Sep 2026 Lawful development
• 2026/3274/LDP Granted

  Orchard Lodge 8A Glassthorpe Lane Harpole NN7 4DU

  Lawful development certificate (proposed) for the proposed provision of a twin unit mobile home within the garden of the lawful dwelling house for use as additional accommodation by one household

  Received 27 Jul, published by the council 22 Aug 2026 Lawful development
• 2026/3038/LDE Granted

  3 Huntsham Close Northampton NN3 3AX

  Certificate of Lawfulness for Existing Use - C4 House in Multiple Occupation (HMO).

  Received 14 Jul, published by the council 10 Aug 2026 Lawful development