135 Wadnall Way Knebworth Hertfordshire SG3 6DT

1. 17 Oct 2019

   Received by North Hertfordshire

2. 28 Oct 2019

   Decision issued: Granted

3. 28 Aug 2026

   Added to PlanIndex

North Hertfordshire granted permission on 28 October 2019, 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.

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.

• 49 Stockens Green Knebworth Hertfordshire SG3 6DQ

  21/01990/FPH Submitted 30 Jun 2021 200 yards away

  Replace existing concrete and paving hard standing and lay new Drivesett

  Granted Householder 11 docs
  Domestic

• 32A Wadnall Way Knebworth Hertfordshire SG3 6DU

  21/02629/LDCP Submitted 8 Sep 2021 250 yards away

  Single storey rear extension and insertion of rooflights to existing front and rear elevation roofslopes to facilitate conversion of loftspace into habitable accommodation

  Granted Lawful development Extension Loft or dormer 12 docs
  Small domestic

• 32A Wadnall Way Knebworth Hertfordshire SG3 6DU

  21/01968/LDCP Submitted 5 Jul 2021 250 yards away

  Single storey rear extension, insertion of rooflights to existing front elevation roofslope and replace existing rear elevation rooflights

  Refused Lawful development Extension Loft or dormer 11 docs
  Small domestic

• 27 Stockens Green Knebworth Hertfordshire SG3 6DQ

  26/00964/FPH Submitted 29 Apr 2026 250 yards away

  Single storey rear extension following demolition of existing conservatory

  Granted Householder Extension Demolition 11 docs
  Small domestic

• 15 Wadnall Way Knebworth Hertfordshire SG3 6DU

  24/01663/DOC Submitted 19 Aug 2024 250 yards away

  Details reserved by condition 3 (Landscape Details) of planning permission reference no 19/03022/FP granted 30.03.2020

  Granted Conditions 3 docs

• 15 Wadnall Way Knebworth Hertfordshire SG3 6DU

  23/00037/S73 Submitted 23 Jan 2023 250 yards away

  Variation of condition 2 (submission of revised plan 7869 101D) of planning permission 19/03022/FP granted 30.03.2020 for erection of one attached 2-bed dwelling following partial demolition of existing single storey rear extension of existing dwelling.

  Granted Amendments Extension Demolition
  Small domestic

• 26/01469/LDCP Granted

  30 Pirton Road Hitchin Hertfordshire SG5 2BD

  Single storey rear extension. Extension to rear patio.

  Received 5 Jun, published by the council 24 Jul 2026 Lawful development
• 26/01459/LDCP Granted

  80 Balmoral Road Hitchin Hertfordshire SG5 1XQ

  Single storey rear extension and insertion of three rooflights to existing rear element. Front porch extension.

  Received 4 Jun, published by the council 24 Jul 2026 Lawful development
• 26/01426/LDCP Granted

  25 Balmoral Road Hitchin Hertfordshire SG5 1XG

  Insertion of rear box dormer and installation of 3 rooflights to front roof slope to facilitate conversion of loft space to habitable accommodation.

  Received 2 Jun, published by the council 24 Jul 2026 Lawful development
• 26/01301/LDCP Granted

  47 Bingen Road Hitchin Hertfordshire SG5 2PR

  Single storey rear extension and alterations to existing fenestration.

  Received 2 Jun, published by the council 24 Jul 2026 Lawful development
• 26/01247/LDCP Granted

  47 Bedford Road Hitchin Hertfordshire SG5 2TP

  Erection of single storey detached outbuilding.

  Received 20 May, published by the council 24 Jul 2026 Lawful development