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9 St Albans Road Sandridge Hertfordshire AL4 9LA

5/2026/1345Refused
Prior approval

Refused on 19 August 2026

Council decision: NCS Prior approval required and refused1 reason for refusal

Approximate location: the centre of the postcode, not the exact property.

Proposal

Prior Notification - Single storey rear extension 3.37m in height x 8m in depth with 1.58m height to eaves at 9 St Albans Road Sandridge Hertfordshire AL4 9LA

Received
9 July 2026
Ward
Sandridge & Wheathampstead
  1. Received9 Jul
  2. Validated9 Jul
  3. Consult.7 Aug
  4. Target7 Aug
  5. Decided19 Aug

Decided in 41 days

About this application

This is a planning application for a single storey rear extension at 9 St Albans Road Sandridge Hertfordshire AL4 9LA. St Albans has handled 12,346 applications of this type. This one was decided in 41 days, 2 weeks quicker than St Albans's typical decision time. There has been 1 other application at this address. In the past year there have been 108 applications across Sandridge & Wheathampstead. We hold 2,082 applications in total for the AL4 postcode area.

Why it was refused

  1. In the opinion of the Local Planning Authority the proposed development would, by virtue of the extent of land excavation proposed, amount to an engineering operation within the meaning of Section 55 of the Town and Country Planning Act 1990 [as amended] that is considered to constitute a separate activity of substance rather than works incidental to the enlargement of the dwellinghouse. Consequently, the proposal would not benefit from permission granted by Schedule 2, Part 1, Class A of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended). Moreover, the Council considers that the proposal would exceed the maximum height limitation of 4 metres prescribed by paragraph A.1(g)(ii) when measured from the ground level for the purposes of the Order. In light of the above, the prior approval of the Local Planning Authority is required and refused. Formal planning permission would therefore be required.

From the council's decision notice.

Application details

Postcode
AL4 9LA
Parish
Sandridge

Planning application dates

Date validated
9 July 2026
Consultation end
7 August 2026
Target decision date
7 August 2026

Applicant and agent

Applicant
Private applicant
Agent
Claire Taggart Hayhurst and Co

Planning decision

Case officer
Ola Ope

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Green belt: St Albans
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, 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: St Albans

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