28 Peplins Way Brookmans Park AL9 7UU

1. 10 Sep 2026

   Received by Welwyn Hatfield

2. 11 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 1 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 6 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Welwyn Hatfield took a median of 58 days over the applications it decided in the last year.

This application is with Welwyn Hatfield for determination, against a statutory target of eight weeks. Over the last year Welwyn Hatfield decided householder applications in a median of 59 days. More in our guide to how long planning decisions take.

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.

• 14 Peplins Way Hatfield AL9 7UU

  6/2021/1713/LAWP Submitted 28 May 2021 100 yards away

  Certificate of lawfulness for a conversion of garage into a habitable room and alteration to porch steps.

  Granted Lawful development Extension
  Small domestic

• 11 Peplins Close Brookmans Park AL9 7UX

  6/2021/2180/LAWP Submitted 19 Jul 2021 100 yards away

  Certificate of lawfulness for loft conversion to include a rear dormer, 3 x front rooflights and conversion of roof from hip to gable end

  Granted Lawful development Loft or dormer

• 39 Peplins Way Brookmans Park AL9 7UR

  6/2022/2613/HOUSE Submitted 16 Nov 2022 100 yards away

  Erection of a single storey front extension to incorporate new porch and extend end garage, a two storey side and rear extension, single storey rear extension, patio area with pergola.

  Granted Householder Extension
  Small domestic

• 43 Peplins Way Brookmans Park AL9 7UR

  6/2021/1678/TPO Submitted 25 May 2021 100 yards away

  Remove the following: Laburnum (T1) Conifer (T2, T4, T5, T6, T7, T8, T9, T10, T11, T13, T14, T16, T17, T19) Dead stump - unclear on species (T3, T18) Fruit tree - potentially apple (T12) Crab apple tree - partly dead (T15) Dragon claw willow (T20, T21, T22) To replace line of conifers with a native mixed hedge

  Granted Trees

• 15 Bradmore Way Brookmans Park AL9 7QY

  6/2026/0864/HOUSE Submitted 15 May 2026 100 yards away

  Erection of two storey side and rear extension (resubmission of lapsed consent 6/2022/1846/HOUSE)

  Granted Householder Extension
  Major scheme

• 47 Peplins Way Brookmans Park AL9 7UR

  6/2021/2569/TPO Submitted 3 Sep 2021 100 yards away

  T1 Oak, reduce overhang up to 3m T2 Ash, reduce overhang up to 3m T3 Field maple, reduce up to 3m T4 Oak, reduce up to 3m G5 Blackthorn x4, reduce up to 3m T6 Willow, reduce back overhang from adjacent garden T7 Hornbeam, reduce crown by maximum 30% T8 Hornbeam, reduce crown by maximum 30% T9 Ash, reduce by 50% due to Ash dieback T10 Ash, remove broken branch, reduce crown up to 40% and crown lift epicormic growth to 6m T11 Sycamore, reduce crown up to 30% and crown lift epicormic growth to 6m T12 Ash, reduce crown back to previous approx. 25% and crown lift epicormic growth to 6m T13 Oak, reduce crown by 25% T14 Apple, cut back overhang to a maximum of 2m to a suitable growth point T15 Ash, reduce crown back to previous, approx. 2-3m T16 Oak, reduce crown up to 2m to balance T17 Cherry, reduce crown by 15-20% to reduce weight and balance T18, T19 and T20 Sycamore x3, reduce crown up to 30% and remove epicormic growth at base up to 4m from ground level

  Granted Trees 5 docs

• 6/2026/1408/HOUSE Granted

  Wytmead Essendon Hill Essendon Hatfield AL9 6AW

  Reinstatement of the previously truncated chimney

  Received 10 Aug, published by the council 31 Aug 2026 Householder
• 6/2026/1170/HOUSE Granted

  6 Highfields Cuffley Potters Bar EN6 4EL

  Conversion of garage into study room with alterations to the front elevation, repositioning of lower ground floor entrance hall, erection of two storey infill side extension with internal alterations, replacement of existing front and side building brickwork with K-Render finish, removal of chimney and installation of 2 rooflights

  Received 6 Jul, published by the council 30 Jul 2026 Householder
• 6/2026/1177/HOUSE Granted

  Red Lodge High Road Essendon Hatfield AL9 6HU

  Erection of two single-storey side extensions, detached garage with barn-hipped roof and photovoltaic panels, relocated garden room and associated works to hardstanding and site layout.

  Received 7 Jul, published by the council 9 Aug 2026 Householder
• 6/2026/1376/HOUSE Granted

  18 Briary Wood Lane Welwyn AL6 0TF

  Erection of a single storey ground floor extension & part two storey rear, raising the roof and alterations to facilitate loft conversion to include new crown roof with front & rear dormers

  Received 4 Aug, published by the council 22 Aug 2026 Householder
• 6/2026/1392/HOUSE Granted

  1 Little Wade Welwyn Garden City AL7 4LE

  Erection of a single storey rear extension

  Received 6 Aug, published by the council 15 Aug 2026 Householder