Planning application
5 Grassington Drive Southfield Green Cramlington Northumberland NE23 6EN
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Certificate of Lawful Development for proposed single storey rear extension
As published by the council, reference 26/02989/CLPROP
Application record
- Reference
- 26/02989/CLPROP
- Type
- Certificate of Lawful Proposed Devel
- Status
- Registered
- Received
- 25 Aug 2026
- Validated
- 25 Aug 2026
- Ward
- Cramlington South East
- Parish
- Cramlington
- Decision by
- Delegated Decision
- Postcode
- NE23 6EN
Timeline
Dates from the published record
-
25 Aug 2026
Received by Northumberland National Park
-
31 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 20 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Northumberland National Park took a median of 46 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Marsfen Architecture Agent, an architecture practice registered in Newcastle Upon Tyne
Active · incorporated 2013 · Newcastle Upon Tyne
82 applications on PlanIndex · across 6 councils · 95% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
1 document on file for this application
- EXISTING AND PROPOSED PLANS/LOCATION PLAN
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Northumberland National Park for determination, against a statutory target of eight weeks. Over the last year Northumberland National Park decided lawful development applications in a median of 52 days. More in our guide to how long planning decisions take.
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 0.3 miles
-
5 Grassington Drive Southfield Green Cramlington Northumberland NE23 6EN
Certificate of Lawful Development for proposed single storey rear extension
Granted Extension 3 docsSmall domestic -
55 Grantham Place Southfield Green Cramlington Northumberland NE23 6ES
Demolition of prefabricated single storey extension and replacement with two storey extension
Granted Full applications Extension Demolition 15 docsSmall domestic -
55 Grantham Place Southfield Green Cramlington Northumberland NE23 6ES
90% historically approved · decision due ~12 May
Retrospective: retention of fence enclosing part of land previously outside of fenced garden
Awaiting decision Full applications 5 docsSmall domestic -
4 Grey Avenue Southfield Green Cramlington Northumberland NE23 6PR
90% historically approved · decision due ~15 Apr
Notification of Prior Approval for a single storey kitchen extension to rear - total projection from rear wall of the original dwellinghouse 3.27m, with maximum height of 2.89m and height to eaves of 2.60m
Awaiting decision Prior approval Extension 5 docsSmall domestic -
4 Grey Avenue Southfield Green Cramlington Northumberland NE23 6PR
Notification of Prior Approval - Proposed single storey kitchen extension to rear - total projection from rear wall of the original dwellinghouse 3.27m with maximum height of 3.52m and height to eaves of 2.40m
Decided Prior approval Extension 5 docsSmall domestic -
14 Gainsborough Place Southfield Green Cramlington Northumberland NE23 6QT
Notification of Prior Approval for Proposed modern orangery - total projection from rear wall of the original dwellinghouse 3.25m, with maximum height of 3.75m and height to eaves of 2.70m
Decided Extension 1 docDomestic
Other lawful development applications
In Northumberland National Park
-
26/03339/CLLBC Withdrawn
Dowie House Cheswick Berwick-Upon-Tweed Northumberland TD15 2RW
Certificate of Lawfulness of Proposed Works to a Listed Building to enhance rainwater goods - west gable
-
26/03516/CLPROP Awaiting decision
95 Cheviot View Ponteland Northumberland NE20 9BH
Certificate of Lawful Development -Proposed loft conversion with dormer windows to front and rear dormer with Juliet balcony.
-
26/03499/CLPROP Awaiting decision
2 Bramble Gardens Woodland Rise Hexham Northumberland NE46 1WH
Certificate of Lawful Development - Proposed development for single storey rear extension and loft conversion with rear dormer
-
26/02235/CLPROP Withdrawn
9 Redwood Rise Alnwick Northumberland NE66 2BZ
Certificate of Lawful Development - Proposed development for removal of garage door and replacement with full height window, internal lining of garage to provide the additional accommodation
-
26/02393/CLPROP Granted
Lanthorn House 2 Lynley Way Jameson Manor Ponteland Northumberland NE20 0FL
Certificate of Lawful Development - Proposed replacement of the existing windows and associated external elements