Planning application
Marsh Brook 25 Newtown Copthorne Crawley West Sussex RH10 3LY
Works: Loft or dormer
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Proposed loft conversion with rear dormer and front roof widows.
As published by the council, reference DM/26/0306
Application record
- Reference
- DM/26/0306
- Type
- Lawful Development Certificate -Proposed
- Status
- Approved
- Decision
- Permission
- Received
- 6 Feb 2026
- Validated
- 6 Feb 2026
- Decided
- 25 Mar 2026
- Ward
- Copthorne And Worth
- Parish
- Worth
- Decision by
- Delegated Decision
- Postcode
- RH10 3LY
Site history
Applications at this address on the Mid Sussex register
This site has had 2 applications since 2026.
-
DM/26/0307 Decided
Marsh Brook 25 Newtown Copthorne Crawley West Sussex RH10 3LY
Proposed single storey rear extension
Timeline
Dates from the published record
-
6 Feb 2026
Received by Mid Sussex
-
25 Mar 2026
Decision issued: Permission
-
12 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
10 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsAfter the decision
Mid Sussex has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
Marsh Brook 25 Newtown Copthorne Crawley West Sussex RH10 3LY
Proposed single storey rear extension
Decided Householder Extension 15 docsSmall domestic -
9 Newtown Copthorne Crawley West Sussex RH10 3LY
Installation of two rear dormers with rooflights to the front and rear (amended plans and description 10/10)
Decided Householder Loft or dormer 13 docsDomestic -
Pinetrees 14 Pinetrees Close Copthorne Crawley West Sussex RH10 3NX
Oak Trees x 2 - (T1 and T2) - Reduce height of each by 1.5m all round and reshape. Currently 16m height, reducing to 14.5m and reduce lateral limbs by 1.5m to balance crown.
Decided Trees 6 docs -
6 Bramble Close Copthorne Crawley West Sussex RH10 3QB
72% historically approved · decision due ~14 Oct
Proposed rear single storey extension.
Awaiting decision ExtensionSmall domestic -
27 Knowle Drive Copthorne Crawley West Sussex RH10 3LW
Discharge of planning conditions 3,4 and 5 relating to planning application DM/23/2164
Decided Conditions 27 docs -
16 Beechey Close Copthorne Crawley West Sussex RH10 3LS
2x Silver Birch and 1x Oak to be removed
Decided Trees 9 docs
Other lawful development applications
In Mid Sussex
-
DM/26/0778 Withdrawn
Depot Rear Of 25 Gower Road Haywards Heath West Sussex RH16 4PL
Install 5 no white uPVC windows and remove 1no window and insert 1no door in the existing wall
-
DM/26/1282 Decided
21 Bartlett Close Burgess Hill West Sussex RH15 0AT
Proposed single storey rear / side extension
-
DM/26/1239 Decided
6 St Christophers Road Hurstpierpoint Hassocks West Sussex BN6 9UX
Loft conversion with matching roof tile clad box dormer to rear
-
DM/26/1142 Decided
26 Fairfield Crescent Hurstpierpoint Hassocks West Sussex BN6 9SF
Loft conversion via hip to gable and rear dormer.
-
DM/26/1299 Decided
4 Beech Hurst Close Haywards Heath West Sussex RH16 4AE
Proposed single storey rear extension, internal remodelling and a replacement front porch.