163 Arthur Road Windsor SL4 1RZ Data via plota.co.uk
Proposal
Certificate of lawfulness to determine whether the proposed rear L shaped dormer with Juliet balcony and new air source heat pump are lawful. Data via plota.co.uk
Application progress
Refused on 11 Sept 2026 · Delegated · Last checked 12 Sept 2026
Documents 5
Decision & officer reports 1
Statements & assessments 1
Application forms 2
Other documents 1
Site constraints 4
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.
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Important details
- Council
- Windsor and Maidenhead
- Application type
- Cert of Lawfulness of Proposed Dev
- Postcode
- SL4 1RZ
- Received
- 21 Jul 2026
- Validated
- 21 Jul 2026
- Ward
- Eton And Castle
- Parish
- Windsor Unparished
- Case officer
- Show
- Target decision
- 14 Sept 2026
- Decision
- Refuse
- Decision date
- 11 Sept 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Ellen Cullen
How this decision compares
Decided in 52 days from validation, about the council's usual 54 days. Refused, as 25% of extensions here are.
Plota live figures for extensions decided by Windsor and Maidenhead in the last twelve months, from validation. Windsor and Maidenhead decision record →
Consultation & key dates
- Alt. reference
- PP-15099345
- Statutory expiry
- 14 Sept 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Windsor and Maidenhead is faster than most councils at deciding householder applications, ranking #82 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Windsor and Maidenhead is also one of the strictest councils - it refuses more householder applications than almost any other, with only 74% approved vs 90% nationally.
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163 Arthur Road Windsor SL4 1RZ
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