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12 Stevenage Road Knebworth Hertfordshire SG3 6AW

26/00383/LDCELawful Development Certificate ExistingRefused
Lawful development certificate

Refused on 17 April 2026

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Front boundary brick wall and installation of gate and fencing.

Received
25 February 2026
Public comments
1
Ward
Knebworth Ward
  1. Received25 Feb
  2. Validated25 Feb
  3. Consult.19 Mar
  4. Target22 Apr
  5. Decided17 Apr

Decided in 51 days (council typically 49)

About this application

This is an application to amend a permission at 12 Stevenage Road Knebworth Hertfordshire SG3 6AW. North Hertfordshire has handled 274 applications of this type. This one was decided in 51 days. There has been 1 other application at this address. In the past year there have been 90 applications across Knebworth Ward. We hold 149 applications in total for the SG3 postcode area.

89% of amendment applications at North Hertfordshire District Council were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
SG3 6AW
Application type
Lawful Development Certificate Existing
Scale / size
Small
Parish
Knebworth Parish Council

Planning application dates

Date validated
25 February 2026
Consultation expiry
19 March 2026
Consultation end
19 March 2026
Target decision date
22 April 2026

Planning decision

Case officer
Thomas Howe
Statutory period
56 days

Additional information

Planning Portal ID
PP-14694837
Documents
6

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: North Hertfordshire

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