Unit off Gypsy Moth Avenue, Hatfield

1. 16 Jun 2026

   Received by Welwyn Hatfield

2. 17 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. 3 Aug 2026

   Decision issued: Refused

Welwyn Hatfield refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• University Bus Garage Gypsy Moth Avenue Hatfield AL10 9BS

  6/2026/0122/FULL Submitted 26 Jan 2026 258m away

  80% historically approved · decision due ~24 Mar

  The installation of electric vehicle infrastructure to convert existing diesel bus fleet to fully electric vehicles (EV)

  Awaiting decision Full applications

• 16 Chipmunk Chase Hatfield AL10 9GH

  6/2026/0534/HOUSE Submitted 24 Mar 2026 315m away

  Retention of single storey rear extension and garage conversion to study/office

  Refused Householder Extension
  Small domestic

• H R Owen Mosquito Way Hatfield AL10 9WN

  6/2021/0505/COND Submitted 16 Feb 2021 321m away

  Submission of details pursuant to conditions 1 (construction management plan), 2 (surface water drainage) and 7 (details of foundation design of approval) on planning permission 6/2019/1411/MAJ.

  Granted Conditions

• Plot 5100 Hatfield Business Park Mosquito Way Hatfield AL10 9WN

  6/2021/1449/VAR Submitted 10 May 2021 321m away

  Variation of condition 12 (soft landscaping) on planning permission 6/2019/1411/MAJ

  Withdrawn Amendments

• The Beacon Mosquito Way Hatfield AL10 9WN

  6/2021/1430/ADV Submitted 6 May 2021 333m away

  Installation of internally illuminated wall-mounted fascia signs

  Granted Advertising

• 5610 Gypsy Moth Avenue Hatfield Business Park Hatfield AL10 9BS

  6/2026/1455/COND Submitted 18 Aug 2026 347m away

  89% historically approved · decision due ~13 Oct

  Submission of details pursuant to Condition 4 (Verification Report) on planning permission 6/2022/2759/FULL

  Awaiting decision Conditions

• 6/2026/1555/COND Awaiting decision

  58 Bell Lane Brookmans Park AL9 7AY

  Submission of details pursuant to condition number 5 (energy statement) on planning permission 6/2025/2133/FULL

  7 Sep 2026 Conditions
• 6/2026/0273/COND Granted

  Land at Green Close 1 Green Close Brookmans Park Hatfield AL9 7ST

  Submission of details pursuant to condition number 1 (Construction Management Plan), 2 (Site hours), 3 (Approved scheme of remediation), 4 (Materials samples), 7 (Hard and soft landscape scheme), 11 (Refuse bin and recycling), 12 (Obscure glazing), 13 (First floor window glazing), 15 (EV charging), 16. (Secure cycle parking) on planning permission 6/2022/2387/FULL

  17 Feb 2026 Conditions
• 6/2026/1319/COND Granted

  30 Barleycroft Road Welwyn Garden City AL8 6JU

  Submission of details pursuant to condition 2 (windows, doors and velux) on planning application 6/2024/1734/HOUSE

  28 Jul 2026 Conditions
• 6/2026/0942/COND Granted

  The Coach and Horses 61 Newgate Street Village Hertford SG13 8RA

  Submission of details pursuant to condition number 1 (Construction Method Statement) & 2 (Archaeological Written Scheme of Investigation) on planning permission 6/2022/1957/FULL

  29 May 2026 Conditions
• 6/2026/1527/COND Awaiting decision

  Land at Hollybush Lane to the east of A1000 and north of Ascots Lane Welwyn Garden City AL7 4EG

  Submission of details pursuant to condition numbers 1 (Construction Environmental Management Plan), 2 (Arboricultural Method Statement and Tree Protection Plan), 3 (Construction Method Statement - Phase 2 only) and 4 (Site Waste Management Plan) on planning permission 6/2025/1024/RM

  1 Sep 2026 Conditions