Darlings Of Chelsea Gascoyne Way Hertford Hertfordshire Data via plota.co.uk
Proposal
Certificate of lawfulness for proposed use of commercial unity as an advanced computing, artificial intelligence and digital technology research and development facility within Class E(g)(ii) Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 14 Dec 2026 and 30 Dec 2026, from East Hertfordshire's recent changes of use.
Documents 8
Decision & officer reports 1
Statements & assessments 1
Plans & drawings 3
Application forms 1
Site constraints 5
Show all 33 with distances
- 8 m15, West StreetGrade II
- 22 m3,5 and 7, West StreetGrade II
- 24 m9, West StreetGrade II
- 35 m11 and 13, West StreetGrade II
- 36 mWallfieldsGrade II
- 56 mOld MaltingsGrade II
- 56 m19,21 and 23, West StreetGrade II
- 56 m17, West StreetGrade II
- 61 m1-6, Maltings MewsGrade II
- 64 m25, West StreetGrade II
- 64 mNorton HouseGrade II
- 68 m4, Water LaneGrade II
- 69 m36 and 38, Castle StreetGrade II
- 72 m12, West StreetGrade II
- 75 mGatehouse to Hertford Castle (Hertford Castle Demolished)Grade I
- 78 m14, West StreetGrade II
- 79 m6,8 and 10, Water LaneGrade II
- 79 m27, West StreetGrade II
- 85 m18, West StreetGrade II
- 86 mThe White Horse Public HouseGrade II
- 93 mThe Black Horse Public HouseGrade II
- 95 m20 and 22, West StreetGrade II
- 97 m12,14 and 16, Water LaneGrade II
- 97 m29, Castle StreetGrade II
- 110 mIcehouse Approximately 35 Metres South of Postern, Hertford Castle (Hertford Castle Demolished)Grade II
- 122 m30, West StreetGrade II
- 124 mBailey Walls, South East Range to Hertford Castle (Hertford Castle Demolished)Grade II*
- 124 mCastle Moat HouseGrade II
- 126 mBridgeman HouseGrade II*
- 133 mFootbridge Over River Mimram and RailingsGrade II
- 136 mLea Cottage (Number 36) Including Weatherboard Lean to to East of Number 36Grade II
- 141 mRiverside Gazebo in Rear Garden of Number 12Grade II
- 144 mCoachouse and Stables to Number 23Grade II
Checked on 22 October 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.
Building
From the energy performance certificate lodged in March 2018, the latest held for this property. The building may have changed since. View the certificate
Every application in East Hertfordshire - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- East Hertfordshire
- Application type
- CL Proposed Operations
- Received
- 13 Oct 2026
- Validated
- 19 Oct 2026
- Ward
- Hertford Castle
- Parish
- Hertford Town Council
- Case officer
- Show
- Target decision
- 14 Dec 2026
- Applicant
- Show
Decision outlook
Day 9 of the 56-day target. East Hertfordshire usually decides changes of use by day 64.
Plota live figures for changes of use decided by East Hertfordshire in the last twelve months, from validation. East Hertfordshire decision record →
Public comments
No public comments yet.
Last counted 22 Oct 2026
Consultation & key dates
- Alt. reference
- PP-15291962
- Planning Portal ref
- PP-15291962
- Statutory expiry
- 14 Dec 2026
- Env. assessment
- No
East Hertfordshire is faster than most councils at deciding householder applications, ranking #93 out of 296. East Hertfordshire is also one of the strictest councils - it refuses more householder applications than almost any other, with only 84% approved vs 90% nationally.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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