17 Claves Crescent Welwyn Garden City AL7 1WN

1. 11 May 2026

   Received by Welwyn Hatfield

2. 14 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 8 Jul 2026

   Decision issued: Granted

4. 24 Jul 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 8 July 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 1 Claves Crescent Welwyn Garden City AL7 1WN

  6/2026/0777/LAWP Submitted 5 May 2026 67m away

  Certificate of lawfulness for a single-storey rear extension and garage conversion

  Refused Lawful development Extension
  Small domestic

• Ratcliff Tail Lifts Ltd Bessemer Road Welwyn Garden City AL7 1ET

  6/2019/2730/COND Submitted 30 Oct 2019 79m away

  Submission of details pursuant to condition 3 (construction management plan) on planning permission 6/2018/3110/MAJ

  Granted Conditions

• Grass verge along Bessemer Road Bessemer Road Welwyn Garden City AL7 1ET

  6/2026/1411/PN15 Submitted 10 Aug 2026 154m away

  74% historically approved · decision due ~5 Oct

  Prior approval for the installation of 20m high Taurus Street pole with 9no antennas, 6no RRH and equipment housing, together with associated ancillary development

  Awaiting decision Prior approval

• 8 Dawley Welwyn Garden City AL7 1DZ

  6/2026/0795/EM Submitted 6 May 2026 155m away

  Erection of single storey side extension

  Granted Extension
  Small domestic

• 8 Dawley Welwyn Garden City AL7 1DZ

  6/2026/0768/HOUSE Submitted 1 May 2026 155m away

  Erection of single storey side extension

  Granted Householder Extension
  Small domestic

• 33 Claves Crescent Welwyn Garden City AL7 1WN

  6/2026/1293/HOUSE Submitted 22 Jul 2026 167m away

  Erection of a single storey rear conservatory

  Granted Householder Extension
  Small domestic

• 6/2026/1198/HOUSE Granted

  9 Mardley Hill Welwyn AL6 0UE

  Erection of single storey front, side and rear extension, raising the existing roof and formation of rear dormer. Alterations to the fenestration, including, installation of new windows and doors and external rendering and cladding, following the demolition of garage and porch

  10 Jul 2026 Householder
• 6/2026/1257/HOUSE Granted

  21 The Swallows Welwyn Garden City AL7 1BX

  Garage conversion with alterations to openings to front and rear elevations

  17 Jul 2026 Householder
• 6/2026/1293/HOUSE Granted

  33 Claves Crescent Welwyn Garden City AL7 1WN

  Erection of a single storey rear conservatory

  22 Jul 2026 Householder
• 6/2026/1202/HOUSE Granted

  40 Cecil Crescent Hatfield AL10 0HG

  Erection of single storey rear extension

  10 Jul 2026 Householder
• 6/2026/1228/HOUSE Granted

  109 Mount Way Welwyn Garden City AL7 4LA

  Erection of single storey front extension

  13 Jul 2026 Householder