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Data last updated: 9 Nov 2026, 07:32 UTC. Data is copied from council planning registers, which are the authoritative record. Councils correct and remove entries; check the council's page before relying on a value. Model-extracted fields are marked and carry a quoted source.

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HGY/2026/1715: 26 Onslow Gardens, Hornsey, London, N10 3JU | Planning Archive

Councils / London Borough of Haringey

HGY/2026/171526 Onslow Gardens, Hornsey, London, N10 3JU

ApprovedLawful developmentN10Source: council register

Proposal

Certificate of Lawfulness for the proposed erection of a dormer extension to the rear and the installation of two rooflights on the front roof slope.

Register fields

Application type: Lawful development: Proposed use
Status (as published): Application Under Consideration
Decision: Approve
Received: 16 Jun 2026
Validated: 16 Jun 2026
Consultation ends: 16 Jun 2026
Target decision: 11 Aug 2026
Decided: 11 Aug 2026
Ward: Muswell Hill
Postcode: N10 3JU
UPRN: 100021209425
Case officer: not published
Agent: not published
Location: 51.58437, -0.14496
First seen here: 8 Nov 2026, 14:09 UTC
Last checked: 8 Nov 2026, 14:09 UTC

Extracted from the description

Not yet classified. Classification reads only the description above and shows the quoted passage for every value.

Documents (0)

The source does not list documents, or they are only on the council’s own page. We link to documents; we never copy them.

Change history (0)

No changes since we first saw this application on 8 Nov 2026.

Decisions

Approve on 11 Aug 2026

Data last updated 9 Nov 2026, 07:32 UTC. Councils are the authoritative record and may have changed since.