8 White Horse Lane London Colney Hertfordshire Al2 1Jx

1. 20 May 2021

   Received by St Albans

2. 23 May 2021

   Validated

   Checked as complete and ready for consideration.

3. 15 Jul 2021

   Decision issued: Certificate of Lawfulness Approved

4. 10 Sep 2026

   Added to PlanIndex

St Albans granted permission on 15 July 2021, 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.

• 164 High Street London Colney Hertfordshire Al2 1Qf

  5/2025/1882 Submitted 13 Oct 2025 68m away

  Certificate of Lawfulness (proposed) - Installation of canopy ventilation and ducting to new proposed kitchen within retail unit with class E retail allowance. Wall penetration for duct ventilation rear wall of retail unit

  Refused Lawful development 18 docs

• 164 High Street London Colney Hertfordshire Al2 1Qf

  5/2026/0878 Submitted 5 May 2026 68m away

  Proposed installation of canopy ventilation, ducting, and associated wall penetration

  Decided 19 docs

• 43 White Horse Lane London Colney Hertfordshire Al2 1Jp

  5/2026/1290 Submitted 3 Jul 2026 109m away

  Loft conversion with dormer windows.

  Decided Householder Loft or dormer Windows or glazing 9 docs
  Domestic

• 179A & 179-187 High Street London Colney Hertfordshire Al2 1Rp

  5/2016/2974 Submitted 3 Oct 2016 112m away

  Replacement doors and windows

  Granted Windows or glazing 11 docs

• 206 High Street London Colney Hertfordshire Al2 1Jq

  5/2017/2656 Submitted 24 Sep 2017 155m away

  Prior Notification - Single storey rear extension 6m depth x 3m height x 3m in height to the eaves

  Granted Prior approval Extension 7 docs
  Small domestic

• 206 High Street London Colney Hertfordshire Al2 1Jq

  5/2017/3120 Submitted 6 Nov 2017 155m away

  Single storey front, part single, part two storey rear extensions, alterations to openings, replacement roof tiles, roof lantern and rendering to all external walls (resubmission following withdrawal of 5/2017/1680)

  Granted Householder Extension Roofing +1 11 docs
  Small domestic

• 5/2026/1277 Granted

  52 Napsbury Avenue London Colney Hertfordshire Al2 1Ls

  Certificate of Lawfulness (proposed) - The proposed development comprises building operations associated with the loft conversion of the existing roof space to provide additional habitable accommodation. The works include the construction of a rear dormer

  1 Jul 2026 Lawful development
• 5/2026/1366 Granted

  256 Sandridge Road St Albans Hertfordshire Al1 4Aj

  Certificate of Lawfulness (proposed) - Loft conversion with rear dormer & 4 velux to front

  14 Jul 2026 Lawful development
• 5/2026/1638 Decided

  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

  7 Sep 2026 Lawful development
• 5/2026/1621 Decided

  9 Ashley Gardens Harpenden Hertfordshire Al5 3En

  Certificate of Lawfulness (proposed) - Erection of a fence within boundary of the property

  2 Sep 2026 Lawful development
• 5/2026/1622 Decided

  9 Necton Road Wheathampstead Hertfordshire Al4 8At

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

  2 Sep 2026 Lawful development