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Planning application

10 Dellcott Close Welwyn Garden City AL8 7BD

Granted Welwyn Hatfield 6/2026/1289/EM ESTATE MANAGEMENT

Works: Extension Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Erection of a part single (rear & side) part double storey (rear) extension to replace the existing, alterations to the fenestration at the side elevation

As published by the council, reference 6/2026/1289/EM

Application record

Reference
6/2026/1289/EM
Type
ESTATE MANAGEMENT
Status
Decided - Granted
Decision
Granted
Received
22 Jul 2026
Validated
27 Jul 2026
Decided
21 Sep 2026
Ward
Handside
Decision by
Delegated
Postcode
AL8 7BD

Site history

Applications at this address on the Welwyn Hatfield register

This site has had 4 applications since 2021: 4 approved, 0 refused.

  • 6/2026/1278/HOUSE Granted

    10 Dellcott Close Welwyn Garden City AL8 7BD

    Erection of a part single, part double storey extension with replacement chimney following the demolition of existing part single, part double storey extension and conservatory

    Decided 15 Sep 2026 Householder
  • 6/2021/1537/EMH Granted

    10 Dellcott Close Welwyn Garden City AL8 7BD

    Erection of a single storey rear extension with roof lantern, insertion of roof lights to existing roof and alterations to openings.

    Decided 14 Jul 2021 Householder
  • 6/2021/1524/HOUSE Granted

    10 Dellcott Close Welwyn Garden City AL8 7BD

    Erection of single storey rear extension with roof lantern, roof lights to existing roof and alterations to openings.

    Decided 3 Aug 2021 Householder

Timeline

Dates from the published record

  1. 22 Jul 2026

    Received by Welwyn Hatfield

  2. 27 Jul 2026

    Validated

    Checked as complete and ready for consideration.

  3. 9 Aug 2026

    Added to PlanIndex

  4. 25 Aug 2026

    Status changed to Under Consideration

    Previously Under Consultation.

  5. 21 Sep 2026

    Decision issued: Granted

What this grant of permission means

Welwyn Hatfield granted permission on 21 September 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 this record

The published feed does not state which type of application this is; the register entry on Welwyn Hatfield's portal will say. Our guide explains the common types.

Nearby applications

Within 0.3 miles

  • 10 Dellcott Close Welwyn Garden City AL8 7BD

    6/2021/1537/EMH Submitted 13 May 2021 50 yards away

    Erection of a single storey rear extension with roof lantern, insertion of roof lights to existing roof and alterations to openings.

    Granted Householder Extension Loft or dormer +1
    Small domestic

  • 10 Dellcott Close Welwyn Garden City AL8 7BD

    6/2021/1524/HOUSE Submitted 13 May 2021 50 yards away

    Erection of single storey rear extension with roof lantern, roof lights to existing roof and alterations to openings.

    Granted Householder Extension Loft or dormer +1
    Small domestic

  • 10 Dellcott Close Welwyn Garden City AL8 7BD

    6/2026/1278/HOUSE Submitted 20 Jul 2026 50 yards away

    Erection of a part single, part double storey extension with replacement chimney following the demolition of existing part single, part double storey extension and conservatory

    Granted Householder Extension Demolition
    Small domestic

  • 14 Dellcott Close Welwyn Garden City AL8 7BD

    6/2026/1106/EMT Submitted 26 Jun 2026 50 yards away

    Tulip tree reduction to previous crown reduction approx 2m

    Granted Trees

  • 14 Dellcott Close Welwyn Garden City AL8 7BD

    6/2026/1151/TC Submitted 2 Jul 2026 50 yards away

    Tulip tree - full crown reduction to previous reduction (approximately 2 metres). 10% crown thin and remove dead wood and crossing/rubbing branches.

    Granted Trees

  • 18 Dellcott Close Welwyn Garden City AL8 7BD

    6/2021/0901/EMT Submitted 19 Mar 2021 50 yards away

    T1 maple tree - fell T2 apple tree - crown reduction by 1-2m. T3 Holly tree - reduce height by 2m. T4 Yew tree - reduce height by 2-3m

    Granted Trees