Planning application
87 Hillside Gardens Barnet EN5 2NH
Works: Extension Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Conversion of the existing garage into habitable room, insertion of window to replace the garage door. Increase to height and depth of the existing garage. New front porch (amended)
As published by the council, reference 26/0877/192
Application record
- Reference
- 26/0877/192
- Type
- Proposed Lawful Development Certificate
- Status
- Unlawful
- Decision
- Refused As published: Unlawful
- Received
- 9 Mar 2026
- Validated
- 9 Mar 2026
- Decided
- 22 Apr 2026
- Ward
- Underhill
- Decision by
- Delegated Decision
- Postcode
- EN5 2NH
Site history
Applications at this address on the Barnet register
This site has had 2 applications since 2026: 0 approved, 1 refused.
-
26/1558/HSE Awaiting decision
87 Hillside Gardens Barnet EN5 2NH
Conversion of the existing garage into habitable room, insertion of window to replace the garage door. Increase to height and depth of the existing garage. New front porch
Timeline
Dates from the published record
-
9 Mar 2026
Received by Barnet
-
22 Apr 2026
Decision issued: Unlawful
-
25 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
4 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.
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Open the documentsWhat this refusal means
Barnet refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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 0.3 miles
-
87 Hillside Gardens Barnet EN5 2NH
77% historically approved · decision due ~22 Jun
Conversion of the existing garage into habitable room, insertion of window to replace the garage door. Increase to height and depth of the existing garage. New front porch
Awaiting decision Householder Extension Windows or glazing 4 docsSmall domestic -
43 Cedar Lawn Avenue Barnet EN5 2LP
80% historically approved · decision due ~6 Apr
Roof extension involving rear dormer window, 3no. front facing rooflights and new side gable window
Awaiting decision Lawful development Extension Loft or dormer +1 3 docs -
58 Cedar Lawn Avenue Barnet EN5 2LN
Proposed ground floor rear extension with a maximum depth of 4.0m, a maximum height of 4.0m and an eaves height of 2.98m
Granted Prior approval Extension 8 docs -
120 Hillside Gardens Barnet EN5 2NL
80% historically approved · decision due ~7 Jul
Roof extension involving hip to gable with rear dormer, juliette balcony, 3no. front facing rooflights. New side gable window. Conversion of garage into habitable room, insertion of window to replace existing front garage door
Awaiting decision Lawful development Extension Loft or dormer +1 2 docs -
8 Lawnswood Manor Road Barnet EN5 2LJ
61% historically approved · decision due ~5 Oct
Erection of a rear garden room
Awaiting decision Full applications -
124 Mays Lane Barnet EN5 2LS
77% historically approved · decision due ~1 Dec
New front hardstanding and vehicular access to provide off-street parking
Awaiting decision Householder 6 docsDomestic
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).
-
26/1907/191 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)
-
26/2059/192 Refused
Low Ridge Rowley Lane Barnet EN5 3HS
Erection of a rear outbuilding
-
26/2066/192 Granted
355 Hendon Way London NW4 3NB
Roof extension involving rear dormer window and 3no. front facing rooflights. Removal of chimney on rear elevation (AMENDED DESCRIPTION)
-
26/2525/192 Granted
39 Ridgeway Avenue Barnet EN4 8TN
Single storey rear extension