9 Tiverton Court Harpenden Hertfordshire Al5 1Su

1. 5 Oct 2017

   Received by St Albans

2. 8 Oct 2017

   Validated

   Checked as complete and ready for consideration.

3. 1 Dec 2017

   Decision issued: Certificate of Lawfulness Approved

4. 31 Aug 2026

   Added to PlanIndex

St Albans granted permission on 1 December 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.

• 7 Ennis Close Harpenden Hertfordshire Al5 1Ss

  5/2017/3575 Submitted 18 Dec 2017 50 yards away

  Two storey front and single storey rear extensions with alterations to openings, adjusted steps, excavation with extended retaining wall, rear patio

  Granted Householder Extension 20 docs
  Small domestic

• 14 Ennis Close Harpenden Hertfordshire Al5 1Ss

  5/2026/1057 Submitted 1 Jun 2026 50 yards away

  Single storey rear extension

  Granted Householder Extension 8 docs
  Small domestic

• 3 Ravenscroft Harpenden Hertfordshire Al5 1St

  5/2025/1681 Submitted 12 Sep 2025 100 yards away

  Demolition of existing garage, two storey side extension, part single and two storey rear extension, replacement windows and alterations to external materials and internal alterations

  Granted Householder Extension Demolition +1 10 docs
  Domestic

• 10 Newton Close Harpenden Hertfordshire Al5 1Sp

  5/2026/1613 Submitted 1 Sep 2026 200 yards away

  75% historically approved · decision due ~10 Nov

  Certificate of Lawfulness (proposed) - Proposed loft conversion with addition of rear box dormer

  Awaiting decision Lawful development Loft or dormer 11 docs

• 1 Newton Close Harpenden Hertfordshire Al5 1Sp

  5/2017/2606 Submitted 13 Sep 2017 200 yards away

  First floor front and side extension and installation of a rooflight

  Granted Householder Extension Loft or dormer 12 docs
  Domestic

• 10 Newton Close Harpenden Hertfordshire Al5 1Sp

  5/2026/1271 Submitted 1 Jul 2026 200 yards away

  89% historically approved · decision due ~27 Aug

  Proposed loft extension with rear box dormer and front velux windows. Raised ridge height to dwelling to facilitate required internal floor to ceiling height

  Awaiting decision Householder Extension Loft or dormer +2 20 docs
  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