Sunnyside Essendon Hill Essendon Hatfield AL9 6AJ Data via plota.co.uk
Proposal
Certificate of lawfulness for proposed outbuilding Data via plota.co.uk
Application progress
Approved on 17 Aug 2026 · Delegated · Last checked 8 Sept 2026
Documents 10
Decision & officer reports 2
Plans & drawings 5
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.
Every application in Welwyn Hatfield - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Welwyn Hatfield
- Application type
- LAWFUL DEVELOPMENT - PROPOSED
- Postcode
- AL9 6AJ
- Received
- 11 Jun 2026
- Validated
- 23 Jun 2026
- Parish
- Essendon
- Case officer
- Show
- Decision
- Granted
- Decision date
- 17 Aug 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Show
How this decision compares
Decided in 55 days from validation, about the council's usual 56 days. Approved, as 87% of extensions here are.
Plota live figures for extensions decided by Welwyn Hatfield in the last twelve months, from validation. Welwyn Hatfield decision record →
Consultation & key dates
- Comments by
- 1 Jul 2026
Historical activity at this location
22 nearby applications on record - archival context, not part of the live application.
Nearby activity
Welwyn Hatfield is slower than most councils at deciding householder applications, ranking #224 out of 296. 50% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (86%) than the national average (90%).
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Sunnyside Essendon Hill Essendon Hatfield AL9 6AJ
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