1 Timbers Court Harpenden Hertfordshire Al5 2Qa

1. 2 Mar 2026

   Received by St Albans

2. 3 Mar 2026

   Validated

   Checked as complete and ready for consideration.

3. 16 Jun 2026

   Decision issued: Certificate of Lawfulness Approved

4. 7 Sep 2026

   Added to PlanIndex

St Albans granted permission on 16 June 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 3 Timbers Court Harpenden Hertfordshire Al5 2Qa

  5/2026/0587 Submitted 24 Mar 2026 50 yards away

  Single storey front extension. Alterations to existing rear extension

  Granted Householder Extension 21 docs
  Small domestic

• 23A Douglas Road Harpenden Hertfordshire Al5 2Ep

  TP/2026/0380 Submitted 2 Aug 2026 50 yards away

  (Front garden) Tree 1 Fell to ground level dead Lime tree. (Rear garden) Tree 2 Reduce crown by 50% on Sycamore tree as it's causing excessive shading.

  Granted Trees 3 docs

• 4 Townsend Lane Harpenden Hertfordshire Al5 2Qe

  5/2026/1211 Submitted 23 Jun 2026 100 yards away

  Conversion of existing garage into a living room. New and replacement doors, windows & roof light to the existing house, with minor internal layout alterations.

  Granted Householder Loft or dormer Windows or glazing 15 docs
  Domestic

• 47 Aplins Close Harpenden Hertfordshire Al5 2Pz

  TP/2026/0475 Submitted 28 Sep 2026 100 yards away

  98% historically approved · decision due ~24 Nov

  G1 2 Silver Birch - Crown reduction by 2-2.5m approx and crown lift to the legal limit over highway Hawthorn - Crown reduction by 1-2m (primary pruning points)

  Awaiting decision Trees 3 docs

• Aplins Close Harpenden Al5 2Pz

  TP/2016/0553 Submitted 28 Nov 2016 100 yards away

  3 x Hornbeams - Remove epicormic growth. 1 x Hornbeam - Remove lower limb. 1 x Lime Tree - Remove epicormic growth. 1 x Laurel - Reduce width to facilitate movement along flagged path. Conifers - Remove epicormic growth.

  Granted Trees 2 docs

• 3 Aplins Close Harpenden Hertfordshire Al5 2Pz

  5/2017/3262 Submitted 17 Nov 2017 100 yards away

  Non Material Amendment - Removal of garage door, to be replaced with a window to planning permission 5/2016/3670 dated 22/02/2017for Single storey rear extension, single storey front porch extension with pitched roof, garage conversion into habitable acco

  Refused Amendments Extension Windows or glazing 5 docs
  Small domestic

• 5/2026/1638 Granted

  1 Castle Rise Wheathampstead Hertfordshire Al4 8Hx

  Certificate of Lawfulness (proposed) - Proposed loft hip to gable with rear dormer, internal alterations and all associated works at 1 Castle Rise, AL4 8HX

  Received 7 Sep, published by the council 13 Sep 2026 Lawful development
• 5/2026/1622 Granted

  9 Necton Road Wheathampstead Hertfordshire Al4 8At

  Certificate of Lawfulness (proposed) - Dormer to rear elevation to existing bedroom. new window to rear

  Received 2 Sep, published by the council 13 Sep 2026 Lawful development
• 5/2026/1561 Granted

  125 New House Park St Albans Hertfordshire Al1 1Uh

  Certificate of Lawfulness (existing) - The retrospective development comprises minor external alterations to the rear elevation of the dwellinghouse at 125 New House Park. The applicant seeks a Certificate of Lawfulness (Existing) under Section 191 of the

  Received 21 Aug, published by the council 31 Aug 2026 Lawful development
• 5/2026/1772 Awaiting decision

  14 Ashley Road St Albans Hertfordshire Al1 5Da

  Certificate of Lawfulness (Proposed) - Loft Conversion, Hip to gable, Rear dormer

  Received 29 Sep, published by the council 11 Oct 2026 Lawful development
• 5/2026/1759 Awaiting decision

  2 Grimston Road St Albans Hertfordshire Al1 5Ep

  Certificate of Lawfulness (Proposed) - Erection of a single-storey detached timber log cabin with a pent (mono-pitch) roof in the rear garden, for purposes incidental to the enjoyment of the dwellinghouse (domestic storage and hobby workshop). Footprint 9

  Received 28 Sep, published by the council 11 Oct 2026 Lawful development