3 Montreal Road Cambridge Cambridgeshire CB1 3NP Data via plota.co.uk
Proposal
Certificate of lawfulness under S192 for a rear roof extension with box dormer. Data via plota.co.uk
Application progress
Approved on 2 Sept 2026 · Delegated Decision · Last checked 4 Sept 2026
Documents 6
Decision & officer reports 2
Application forms 2
Site constraints 3
Checked on 11 September 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Every application in Cambridge - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
How this decision compares
Decided in 35 days from validation, 19 days faster than Cambridge's median of 54 for extensions. Approved, as 97% of extensions here are.
Plota live figures for extensions decided by Cambridge in the last twelve months, from validation. Cambridge decision record →
Public comments
No public comments yet.
Last counted 4 Sept 2026
Consultation & key dates
- Env. assessment
- No
Historical activity at this location
27 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Cambridge is one of the fastest councils in England for householder decisions, ranking #21 out of 296. Only 26% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).
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3 Montreal Road Cambridge Cambridgeshire CB1 3NP
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