Planning application
HGY/2026/1760
85 The Avenue, London, N17 6TD
Proposal
Certificate of Lawfulness for the proposed loft conversion with rear dormers, front rooflight, solar panels, chimney stack removed/made good, and replacement windows at rear.
As published by the council, reference HGY/2026/1760
Timeline
Dates from the published record
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19 Jun 2026
Received by Haringey
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14 Jul 2026
Decision issued: Permitted Development
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24 Jul 2026
Added to PlanIndex
What a grant of permission means
The process from here
Permission has been granted, usually subject to conditions listed on the decision notice, some of which must be discharged before work starts. The decision notice on the council portal sets out exactly what was approved.
Work must normally begin within three years of the decision or the permission lapses. Neighbours cannot appeal a grant; challenging one means judicial review of how the decision was made, within tight time limits.
About lawful development applications
How this application type works
A lawful development certificate is a legal determination, not a planning judgement. It asks the council to confirm either that existing use or works are lawful, often through the passage of time, or that a proposal would not need planning permission at all. The applicant must prove the facts; the merits of the scheme are not considered.
Nearby applications
Within 500 metres
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HGY/2025/3078 Refused
First Floor Flat, 90 The Avenue, Tottenham, London, N17 6TD
Change of use from a single-family 3-bedroom self-contained flat (Use Class C3) to small 3-bed 3-person House of Multiple Occupation (HMO) (Use Class C4) inc. associated cycle and bin storage (Retrospective).
-
HGY/2026/1240 Granted
92 The Avenue, Tottenham, London, N17 6TD
Change of use from 5 Bed Single Dwelling (Use Class C3) to 5 Bed House of Multiple Occupation (HMO - Use Class C4) for a maximum of six occupants.
-
HGY/2025/3578 Refused
31 The Avenue, Tottenham, London, N17 6TB
Formation of rear dormer window
-
HGY/2026/0789 Granted
91 Woodside Gardens, Tottenham, London, N17 6UN
Rear "L-shaped" roof extension to main roof and outrigger
-
HGY/2026/0843 Granted
81 Woodside Gardens, Tottenham, London, N17 6UN
Replacement of single glazed timber front entrance door with fanlight with composite double glazed door with double glazed fan light.
-
HGY/2026/1105 Granted
39 Woodside Gardens, Tottenham, London, N17 6UN
Replacement of the existing timber single-glazed doors and fanlights with new composite double-glazed door and fanlight at the front elevation.
Other lawful development applications
In Haringey
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HGY/2026/2104 Granted
17 Sperling Road, Tottenham, London, N17 6UQ
Certificate of lawfulness for proposed use: Loft conversion with erection of rear L-shaped dormer and insertion of 2no. front rooflights.
-
HGY/2026/1307 Granted
49 Lordsmead Road, Tottenham, London, N17 6EX
Certificate of lawfulness for the existing use of the property as five separate self-contained flats.
-
HGY/2026/1885 Granted
6, Grainger Road, London, N22 5LT
Certificate of Lawfulness: Proposed alterations to the roof comprising the installation of 3no. rooflights (2no. front facing and 1no. rear facing).
-
HGY/2026/1375 Granted
Flats 1, 2, & 3 149 Crescent Road, Wood Green, London, N22 7RU
Certificate of lawfulness for the existing use of the property as 3 self-contained flats (comprising of ground floor 2 bed, first floor 2 bed, second floor 1 bed) for more than 4 years.
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HGY/2026/1409 Granted
492 Archway Road, Hornsey, London, N6 4NA
Certificate of Lawfulness Existing Use. Use of lower ground floor as two flats (Use Class C3).