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30 Ashlea Road Chalfont St Peter Buckinghamshire SL9 8NY

PL/18/2448/SACertificate of Lawful Use - ProposedRefused
Outline / PiP

Refused on 21 August 2018

Council decision: Cert of law for proposed dev/use refusedDelegated (officer decision)

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

Certificate of Lawfulness for proposed: Single storey side extension, roof alteration including side extension of the front dormer, rear dormer

Received
26 June 2018
Decision level
Delegated (officer decision)
Council
Chiltern South Bucks
Ward
Austenwood
  1. Received26 Jun
  2. Validated26 Jun
  3. Consult.
  4. Target21 Aug
  5. Decided21 Aug

Decided in 56 days (council typically 56)

About this application

This is an outline application for a single storey side extension at 30 Ashlea Road Chalfont St Peter Buckinghamshire SL9 8NY. Chiltern South Bucks has handled 1,766 applications of this type. This one was decided in 56 days. There have been 2 other applications at this address. We hold 2,362 applications in total for the SL9 postcode area.

68% of outline applications at Chiltern South Bucks 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
SL9 8NY
Application type
Certificate of Lawful Use - Proposed
Scale / size
Small
Parish
Chalfont St Peter

Planning application dates

Date validated
26 June 2018
Target decision date
21 August 2018

Applicant and agent

Agent
Radmordesign
Agent address
11 Cypress Court Alpine Road London NW9 9BT

Planning decision

Statutory period
56 days

Additional information

Documents
8

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Whole District excluding the Town of Chesham - Poultry production.
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, 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: Chiltern South Bucks

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