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4 Hornbrook Copse Horsham West Sussex RH13 6RT

DC/20/2321Certificate Proposed Lawful Use/DevApproved
Outline / PiP

Approved on 19 January 2021

Council decision: Application PermittedDelegated (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

Erection of a single storey rear extension with a flat roof and roof lantern (Certificate of Lawful Development - Proposed).

Received
23 November 2020
Decision level
Delegated (officer decision)
Ward
Forest
Agent
CAT Architectural Services
  1. Received23 Nov
  2. Validated25 Nov
  3. Consult.17 Dec
  4. Target20 Jan
  5. Decided19 Jan

Decided in 55 days (council typically 56)

About this application

This is an outline application for a single storey rear extension at 4 Hornbrook Copse Horsham West Sussex RH13 6RT. Horsham has handled 569 applications of this type. This one was decided in 57 days. There are no previous applications recorded at this address. In the past year there have been 69 applications across Forest. We hold 2,379 applications in total for the RH13 postcode area.

83% of outline applications at Horsham 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
RH13 6RT
Application type
Certificate Proposed Lawful Use/Dev
Scale / size
Small
Parish
Forest NC

Planning application dates

Date validated
25 November 2020
Consultation expiry
17 December 2020
Neighbour consultation end
17 December 2020
Last date for comments
17 December 2020
Target decision date
20 January 2021

Applicant and agent

Agent
CAT Architectural Services
Agent address
76 Hawth Park Road Seaford BN25 2RQ UK

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-09279794
Documents
9
Constraints
12

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)
Also checked, none recorded (24)

flood storage areas, conservation 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: Horsham

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