Planning application
110 Colin Crescent London NW9 6EX
Works: Extension Loft or dormer Demolition Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Roof extension involving hip to gable with juliette balcony, rear dormer window and 2 no. front facing rooflights following the demolition of existing chimney stacks
As published by the council, reference 25/4147/192
Application record
- Reference
- 25/4147/192
- Type
- Proposed Lawful Development Certificate
- Status
- Pending Consideration
- Received
- 16 Oct 2025
- Validated
- 16 Oct 2025
- Ward
- Colindale South
- Postcode
- NW9 6EX
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2025: 1 approved, 1 refused.
-
26/1490/HSE Granted
110 Colin Crescent London NW9 6EX
Single storey side/rear extension with 2no. rooflights following demolition of existing kitchen.
-
26/0581/192 Refused
110 Colin Crescent London NW9 6EX
Single storey side/rear extension with 2no. rooflights
Timeline
Dates from the published record
-
16 Oct 2025
Received by Barnet
-
10 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 11 December 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Barnet took a median of 46 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
9 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.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided lawful development applications in a median of 28 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
-
110 Colin Crescent London NW9 6EX
Single storey side/rear extension with 2no. rooflights
Refused Lawful development Extension Loft or dormer 12 docsSmall domestic -
110 Colin Crescent London NW9 6EX
Single storey side/rear extension with 2no. rooflights following demolition of existing kitchen.
Granted Householder Extension Loft or dormer +1 12 docsSmall domestic -
147 Colin Crescent London NW9 6ET
77% historically approved · decision due ~17 Mar
Conversion of the existing rear outbuilding into annexe
Awaiting decision Householder 6 docsSmall domestic -
115 Colin Crescent London NW9 6ET
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.00 metres and eaves height of 3.00 metres. Following demolition of existing extension and garage.
Granted Prior approval Extension Demolition 3 docsSmall domestic -
82 Colin Crescent London NW9 6EY
Single storey rear infill extension with associated access steps and railing. Single storey front porch extension
Granted Householder Extension 8 docsSmall domestic -
7 Crossway London NW9 6EN
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights. Erection of a rear outbuilding
Granted Lawful development Extension Loft or dormer +1 4 docs
Other lawful development applications
In Barnet
-
26/2679/192 Granted
21 Myddelton Park London N20 0JH
Single storey rear extension and increase in ridge height of existing rear outrigger (Amended description).
-
26/1362/191 Refused
145 Cotswold Gardens London NW2 1PL
Use as a House in Multiple Occupation (HMO) for 6 people
-
26/1907/191 Granted
8 Golders Manor Drive London NW11 9HT
Use of the property as a self-contained residential unit at ground floor level and the first and second floors as a 4-bedroom, 4-person House in Multiple Occupation (Sui Generis) (AMENDED DESCRIPTION)
-
26/2392/192 Refused
6 Mostyn Road Edgware HA8 0JD
New front hardstanding and vehicular access to provide off-street parking
-
26/2059/192 Refused
Low Ridge Rowley Lane Barnet EN5 3HS
Erection of a rear outbuilding