31 Broadstone Road Harpenden Hertfordshire Al5 1Rb

1. 1 May 2026

   Received by St Albans

2. 2 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 23 Jun 2026

   Decision issued: Certificate of Lawfulness Approved

4. 24 Jul 2026

   Added to PlanIndex

St Albans granted permission on 23 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.

• 14 Broadstone Road Harpenden Hertfordshire Al5 1Rg

  5/2026/0967 Submitted 15 May 2026 50 yards away

  Certificate of Lawfulness (proposed) - Loft conversion with rear dormer and three rooflights to front

  Granted Lawful development Loft or dormer 14 docs

• 8 Broadstone Road Harpenden Hertfordshire Al5 1Rg

  5/2016/3502 Submitted 23 Nov 2016 50 yards away

  Certificate of Lawfulness (proposed) - Loft conversion with rear dormer window and three front rooflights

  Granted Lawful development Loft or dormer Windows or glazing 6 docs

• 4 Lilac Way Harpenden Hertfordshire Al5 1Sq

  5/2026/0536 Submitted 18 Mar 2026 100 yards away

  Demolition of existing garage, replaced with a two storey side extension and store

  Granted Householder Extension Demolition 13 docs
  Domestic

• 15 Pendennis Court Harpenden Hertfordshire Al5 1Sg

  5/2026/1046 Submitted 28 May 2026 100 yards away

  Garage conversion and house front extension

  Granted Householder Extension 14 docs
  Small domestic

• 10 Eastcote Drive Harpenden Hertfordshire Al5 1Se

  5/2017/3128 Submitted 7 Nov 2017 150 yards away

  Single storey front infill with rooflights, side extension, garage conversion, loft conversion with raised roof height and rear dormer window and rooflights to front, alterations to side openings

  Granted Householder Extension Loft or dormer +1 10 docs
  Small domestic

• 39 Eastcote Drive Harpenden Hertfordshire Al5 1Se

  5/2026/0998 Submitted 20 May 2026 150 yards away

  Certificate of Lawfulness (proposed) - Construction of a single storey rear extension with roof lights

  Granted Lawful development Extension Loft or dormer 6 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