17 Lea Road Harpenden Hertfordshire Al5 4Pq

1. 31 Aug 2017

   Received by St Albans

2. 3 Sep 2017

   Validated

   Checked as complete and ready for consideration.

3. 25 Oct 2017

   Decision issued: Certificate of Lawfulness Approved

4. 24 Jul 2026

   Added to PlanIndex

St Albans granted permission on 25 October 2017, 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.

• 11 Lea Road Harpenden Hertfordshire Al5 4Pq

  5/2026/0203 Submitted 4 Feb 2026 50 yards away

  Demolition of existing garage building and proposed two storey side and rear extensions with roof lights along with new openings and internal alterations

  Granted Householder Extension Loft or dormer +1 13 docs
  Domestic

• 46 Lea Road Harpenden Hertfordshire Al5 4Pg

  5/2026/1314 Submitted 7 Jul 2026 50 yards away

  Certificate of Lawfulness (proposed) - Hip to gable Loft conversion with rear dormer & 3 velux to front

  Granted Lawful development Loft or dormer 15 docs

• 6 St James Road Harpenden Hertfordshire Al5 4Ny

  5/2016/3729 Submitted 13 Dec 2016 100 yards away

  First floor side and rear extension, loft conversion with rear dormer window and front and rear rooflights and pitched roof to garage

  Granted Householder Extension Loft or dormer +1 9 docs
  Domestic

• 34 St James Road Harpenden Hertfordshire Al5 4Pb

  5/2026/0248 Submitted 10 Feb 2026 100 yards away

  First floor rear roof extension to create bedroom

  Refused Householder Extension 14 docs
  Domestic

• 41 St James Road Harpenden Hertfordshire Al5 4Pb

  5/2023/2261 Submitted 8 Nov 2023 100 yards away

  Front canopy porch, single storey rear extension, and replacement roof to existing single storey side extension with side and rear rooflights

  Granted Householder Extension Loft or dormer +1 12 docs
  Small domestic

• 20A St James Road Harpenden Hertfordshire Al5 4Pb

  5/2026/0275 Submitted 16 Feb 2026 100 yards away

  Single storey rear extension

  Granted Householder Extension 13 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