12 Barlings Road Harpenden Hertfordshire Al5 2An

1. 27 Apr 2026

   Received by St Albans

2. 28 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

This application is at appeal, which passes the decision from St Albans to the planning inspectorate, and the outcome will replace the council's decision. 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.

• 4 Barlings Road Harpenden Hertfordshire Al5 2An

  5/2017/3398 Submitted 30 Nov 2017 50 yards away

  Part single, part two storey front and rear and single storey side extensions following demolition of detached garage

  Granted Householder Extension Demolition 17 docs
  Small domestic

• 4 Collens Road Harpenden Hertfordshire Al5 2Aj

  5/2026/1657 Submitted 8 Sep 2026 100 yards away

  75% historically approved · decision due ~4 Nov

  Certificate of Lawfulness (proposed) - Single Storey Rear Extension

  Awaiting decision Lawful development Extension 11 docs
  Small domestic

• 10 Collens Road Harpenden Hertfordshire Al5 2Aj

  5/2025/1900 Submitted 15 Oct 2025 100 yards away

  Erection of a single storey side and rear extension with roof lights, a single storey front and rear extensions, replacement of the garage roof, installation of a porch canopy and solar panels to rear roof slope, front garden landscaped to enlarge drivewa

  Granted Householder Extension Loft or dormer 11 docs
  Small domestic

• 27 Barlings Road Harpenden Hertfordshire Al5 2Aw

  5/2025/1822 Submitted 7 Oct 2025 100 yards away

  Discharge of Condition 6 (landscaping) of planning permission 5/2025/0245 dated 17/07/2025 for Demolition of existing dwelling and erection of replacement dwelling

  Granted Conditions Demolition 10 docs
  Domestic

• 27 Barlings Road Harpenden Hertfordshire Al5 2Aw

  5/2026/0199 Submitted 4 Feb 2026 100 yards away

  Discharge of Conditions 6a (proposed levels and contours) and 6c (means of enclosure) of planning permission 05/2025/0245 dated 17/07/2025 for Demolition of existing dwelling and erection of replacement dwelling

  Granted Conditions Demolition 5 docs
  Domestic

• 27 Barlings Road Harpenden Hertfordshire Al5 2Aw

  5/2026/0198 Submitted 4 Feb 2026 100 yards away

  Erection of front gates and wall

  Withdrawn 15 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