Land South And West Of Upper Imberhorne School Imberhorne Lane East Grinstead West Sussex Data via plota.co.uk

DM/26/0131 - Reserved Matters Application Awaiting decision

Proposal

Approval of Reserved Matters following Outline Planning Permission (Ref. ) relating to appearance, landscaping, layout and scale for 550 no. new residential units. (Drainage addendum received 02/04/2026). (Amended plans and information received 20th to 27th May showing revisions to the proposed design, landscaping, highways, housing and sustainability measures) (Surface water calculations received 24/06/2026). (Amended plans received 27th July showing design changes to some units and lighting to the pedestrian link to the northeast onto Imberhorne Lane). Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
20 Jan 2026
Decision
Expected by 21 Apr 2026

This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 237. The consultation period closed on 20 Feb 2026.

Associated applications 13

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Important details

Council
Mid Sussex
Application type
Reserved Matters Application
Received
20 Jan 2026
Validated
20 Jan 2026
Ward
East Grinstead - Imberhorne
Parish
East Grinstead
Case officer
Show
Target decision
21 Apr 2026
Applicant
Show

Decision outlook

Day 237, past the statutory target. 80% of reserved matters in Mid Sussex are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 6 Sept 2026.

Day 237146 days past the 91-day target
56%decided within 8 weeks
95%approved
1,454decided in the last year

Plota live figures for reserved matters decided across the UK in the last twelve months, from validation; too few recent reserved matters in Mid Sussex to go on. Mid Sussex decision record →

Public comments

14comments received
12 objecting2 neutral

86% object · above the UK average of 75%

149 neighbours consulted · Last counted 6 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-14552916
Comments by
20 Feb 2026
Committee
17 Sept 2026
Statutory expiry
21 Apr 2026
Env. assessment
No
Mid Sussex
Planning Authority Score
4.8/10
Below average
#161 of 296 councils
Relevant to this application:
Major dwellings

Mid Sussex ranks #150 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (93%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Mid Sussex decision statistics
Based on MHCLG data, the year to March 2026
92%
Overall approval rate
Above avg (87%) #87 of 296
93%
Householder approved
Above avg (90%) #132 of 296
64%
Decided in 8 weeks
Above avg (63%) #150 of 296
44%
Extended time limit
Above avg (41%) #179 of 296
80%
Minor dwellings approved
83 decided (1-9 homes)
89%
Major dwellings approved
27 decided (10+ homes)
82%
Change of use approved
33 decided
1,115
Total decisions
93 refused in the year to March 2026