Development Intent
Planning AtlasEnfieldBullsmoorApplication
Planning Application

25/03639/FUL

583A Hertford Road Enfield EN3 5UL

Full / Other PlanningBullsmoor wardLondon Heathrow Airport: Maximum Height Level: All buildings
Submission
21 Oct 2025
Target
5 Jan 2026
Decision
21 Jan 2026
Outcome
Refused
Delegated decisionRefused
21 Jan 2026
Decided by Eric Thompson under delegated powers
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Scheme description

First floor rear extension for internal reconfiguration of unit from one-bedroom flat into a two-bedroom dwelling.

Why it was refused
Reason 1

The proposed first floor rear extension, by reason of its height, depth, and two storey form, would result in an overly bulky and visually intrusive addition that is out of keeping with the established pattern of development. The proposal would remove the existing stepped relationship, fail to remain subordinate to the host building, and appear unduly dominant in rear views. As such, the development would harm the character and appearance of the host building and the surrounding area, contrary to Section 12 of the National Planning Policy Framework (2021), Policies D3, D4 of the London Plan (2024), Policy CP30 of the Enfield Core Strategy (2010), and Policies DMD6, DMD8, DMD11 and DMD37 of the Enfield Development Management Document (2014).

Reason 2

The proposed first floor rear extension, by reason of its height, depth, and siting close to the shared boundary, would project beyond a neighbouring rear facing habitable room window and would intercept the 30 degree line taken from its midpoint. This would result in an unacceptable loss of daylight, sunlight, and outlook and sense of enclosure. As such, the proposal would result in an unneighbourly form of development, contrary to Section 12 of the National Planning Policy Framework (2024), Policies D3, D4 of the London Plan (2021), Policies CP4 and CP30 of the Enfield Core Strategy (2010), and Policies DMD6, DMD8, DMD11 and DMD37 of the Enfield Development Management Document (2014).

Reason 3

The proposed development would result in substandard living conditions for future occupiers. By reason of the internal layout and the measures required to protect privacy of the neighbouring properties, the accommodation would provide a poor quality of outlook and ventilation and limited natural light to habitable spaces. As a result, the proposal would fail to achieve a high standard of residential amenity and design quality, contrary to Section 12 of the National Planning Policy Framework (2021), Policies D3, D6 of the London Plan (2024), Policy CP30 of the Enfield Core Strategy (2010), Policies DMD6, DMD8 and DMD37 of the Enfield Development Management Document (2014), and the London Housing Design Standards LPG (2023). Dated: 21 January 2026 Authorised on behalf of: Karen Page Head of Planning and Building Control Housing, Regeneration and Development Department Enfield Council PO Box 53, Civic Centre Silver Street, Enfield EN1 3XE If you have any questions about this decision, please contact the planning officer eric.thompson@enfield.gov.uk. List of plans and documents referred to in this Notice: Title/Number Version TYPE A101 R04 Drawing A201 R03 Drawing A301 R04 Drawing Design & Access Statement Supporting Information A103 R04 Drawing A102 R04 Drawing A203 R04 Drawing A202 R04 Drawing A104 R04 Drawing A204 R04 Drawing A204 Drawing Additional Information APPEAL GUIDANCE: Should you (an applicant or agent) feel aggrieved by the decision of the Council to either refuse permission or to grant permission subject to conditions, you can

Policies cited
National Planning Policy Framework 12
D3
D4
CP30
DMD6
DMD8
DMD11
DMD37
NPPF
CP4
D6
Parties
Applicant
Orhan Demir
Timeline
21 Oct 2025
Application submitted
10 Nov 2025
Application validated
21 Jan 2026
Delegated decision: Refused
Supporting documents · 16
Officer Report22 Jan 2026View ↗
Decision Notice21 Jan 2026View ↗
APPLICATION FORM - WITHOUT PERSONAL DATA10 Nov 2025View ↗
Existing Section6 Nov 2025View ↗
Proposed Section6 Nov 2025View ↗
Highway safety impact proforma6 Nov 2025View ↗
The location plan21 Oct 2025View ↗
PROPOSED BLOCK PLAN21 Oct 2025View ↗
EXISTING BLOCK PLAN21 Oct 2025View ↗
CIL FORM 121 Oct 2025View ↗
DESIGN AND ACCESS STATEMENT21 Oct 2025View ↗
EXISTING ELEVATIONS21 Oct 2025View ↗
EXISTING FLOOR PLANS21 Oct 2025View ↗
PROPOSED ELEVATIONS21 Oct 2025View ↗
PROPOSED FLOOR PLANS21 Oct 2025View ↗
SOLAR STUDY21 Oct 2025View ↗
View Application Page ↗
Data from the Enfield planning register.
Summary
Reference
25/03639/FUL
Type
Full
Applicant
Orhan Demir
Submitted
21 Oct 2025
Decision date
21 Jan 2026
Council
Decision
Refused
Decision route
Delegated (officer)
How long, really
13
wks · this application
Submission → decision · 5 wks over the 8-week target
Public response
Objections
0
In support
0
Total comments
0