Planning application
Annexe At Cuckoo Hall 73 Park Lane Old Knebworth Hertfordshire SG3 6PP
Works: New dwelling Demolition Domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of one self-build dwelling including ancillary annexe following demolition of existing dwelling to including parking, hard and soft landscaping and installation of rear swimming pool.
As published by the council, reference 26/00392/FP
Application record
- Reference
- 26/00392/FP
- Type
- Full Planning Permission
- Status
- Decided
- Decision
- Granted As published: Conditional Permission
- Received
- 27 Feb 2026
- Validated
- 27 Feb 2026
- Decided
- 22 Apr 2026
- Ward
- Knebworth Ward
- Parish
- Knebworth Parish Council
- Decision by
- Delegated
- Postcode
- SG3 6PP
Site history
Applications at this address on the North Hertfordshire register
This site has had 2 applications since 2024: 2 approved, 0 refused.
-
24/01662/LDCE Granted
Annexe At Cuckoo Hall 73 Park Lane Old Knebworth Hertfordshire SG3 6PP
Certificate of Lawfulness for the existing use of the outbuilding as a self-contained residential unit
Timeline
Dates from the published record
-
27 Feb 2026
Received by North Hertfordshire
-
22 Apr 2026
Decision issued: Conditional Permission
-
9 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
DLA Town Planning Ltd Agent, a planning consultancy registered in St Albans
Active · incorporated 2003 · St Albans
141 applications on PlanIndex · across 22 councils · 81% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
22 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
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Open the documentsWhat this grant of permission means
North Hertfordshire granted permission on 22 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
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Annexe At Cuckoo Hall 73 Park Lane Old Knebworth Hertfordshire SG3 6PP
Certificate of Lawfulness for the existing use of the outbuilding as a self-contained residential unit
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