164 High Street London Colney Hertfordshire Al2 1Qf

This site has had 2 applications since 2025: 0 approved, 1 refused.

• 5/2026/0878 Awaiting decision

  164 High Street London Colney Hertfordshire Al2 1Qf

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

  Submitted 5 May 2026

1. 13 Oct 2025

   Received by St Albans

2. 10 Nov 2025

   Validated

   Checked as complete and ready for consideration.

3. 3 Feb 2026

   Decision issued: Certificate of Lawfulness Refused

4. 21 Aug 2026

   Added to PlanIndex

St Albans refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  5/2026/0878 Submitted 5 May 2026 50 yards away

  88% historically approved · decision due ~4 Sep

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

  Awaiting decision 19 docs

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

  5/2016/2974 Submitted 3 Oct 2016 50 yards away

  Replacement doors and windows

  Granted Windows or glazing 11 docs

• 8 White Horse Lane London Colney Hertfordshire Al2 1Jx

  5/2021/1524 Submitted 20 May 2021 50 yards away

  Certificate of Lawfulness (proposed) - Conversion of roof space into habitable rooms including rear dormer window and roof lights to front roof slope

  Granted Lawful development Loft or dormer Windows or glazing 6 docs

• 14 White Horse Lane London Colney Hertfordshire Al2 1Jx

  5/2016/3395 Submitted 15 Nov 2016 50 yards away

  Discharge of Condition 3 (hard surfacing) of planning permission 5/2016/0614 dated 14/06/2016 for Vehicle crossover and hardstanding to front garden

  Granted Conditions 4 docs

• 141 High Street London Colney Hertfordshire Al2 1Rj

  5/2016/3728 Submitted 13 Dec 2016 150 yards away

  Discharge of Condition 4 (details of juliet balcony) of planning permission 5/2016/2990 dated 18/11/2016 for a Loft conversion with rear dormer window and front rooflights and alterations to openings

  Granted Conditions Loft or dormer Windows or glazing 3 docs

• 141 High Street London Colney Hertfordshire Al2 1Rj

  5/2016/2644 Submitted 23 Aug 2016 150 yards away

  Loft conversion with L shaped rear dormer window and balcony to rear

  Withdrawn Loft or dormer Windows or glazing 10 docs

• 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