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71 De Tany Court St Albans Hertfordshire AL1 1TX

5/2026/0017FullApproved

Approved on 9 April 2026

Council decision: DC3 Conditional PermissionDelegated (officer decision)3 conditions

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

Proposal

Single storey rear extension with skylights and insertion of 2No ground floor side facing windows at 71 De Tany Court St Albans Hertfordshire AL1 1TX

Submitted
6 January 2026
Decision level
Delegated (officer decision)
Ward
Sopwell
Agent
Argento Design Studio Ltd
  1. Received6 Jan
  2. Validated
  3. Consult.
  4. Target
  5. Decided9 Apr

Decided in 93 days (council typically 56)

About this application

This is a full planning application for a single storey rear extension at 71 De Tany Court St Albans Hertfordshire AL1 1TX. St Albans has handled 3,966 applications of this type. This one was decided in 93 days, 5 weeks longer than St Albans's typical decision time. The site is in the St Albans conservation area. There are no previous applications recorded at this address. In the past year there have been 76 applications across Sopwell. We hold 3,222 applications in total for the AL1 postcode area.

86% of full applications at St Albans City and District Council were approved. Across all application types, the council typically decides in about 8 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
AL1 1TX
Application type
Full
Scale / size
Medium

Planning application dates

Consultation expiry
26 March 2026

Applicant and agent

Applicant
Private applicant
Agent
Argento Design Studio Ltd
Architect profile
ARGENTO DESIGN STUDIO LTD

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

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

  • Conservation area: St Albans - Holywell Hill / Sopwell Lane
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

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

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