Planning application
19 Coningsby Drive Potters Bar Hertfordshire EN6 5QF
Works: Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Conversion of loft to habitable space to include rear dormer, removal of chimney stack, and insertion of 3x front roof lights. Certificate of Lawful Development (Proposed).
As published by the council, reference 26/0409/CLP
Application record
- Reference
- 26/0409/CLP
- Type
- Certificate Proposed Lawful Use/Dev
- Status
- Awaiting decision
- Decision
- Permitted
- Received
- 27 Mar 2026
- Validated
- 27 Mar 2026
- Decided
- 14 May 2026
- Ward
- Potters Bar Oakmere
- Parish
- No Parish
- Postcode
- EN6 5QF
Site history
Applications at this address on the Hertsmere register
This site has had 3 applications since 2024: 2 approved, 0 refused.
-
26/0896/HSE Awaiting decision
19 Coningsby Drive Potters Bar Hertfordshire EN6 5QF
The application of a rendered finish to the external walls of the dwelling. (Retrospective)
-
24/1159/HSE Granted
19 Coningsby Drive Potters Bar Hertfordshire EN6 5QF
Construction of infill to existing rear extension with insertion of 2 additional rooflights and widened patio doors.
Timeline
Dates from the published record
-
27 Mar 2026
Received by Hertsmere
-
14 May 2026
Decision issued: Permitted
-
9 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, an architecture practice registered in Lichfield
16 applications on PlanIndex · across 4 councils · 79% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
4 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Hertsmere granted permission on 14 May 2026, 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.
About lawful development applications
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.
Nearby applications
Within 500 metres
-
19 Coningsby Drive Potters Bar Hertfordshire EN6 5QF
Construction of infill to existing rear extension with insertion of 2 additional rooflights and widened patio doors.
Granted Householder Extension Loft or dormer +1 13 docsDomestic -
19 Coningsby Drive Potters Bar Hertfordshire EN6 5QF
90% historically approved · decision due ~18 Sep
The application of a rendered finish to the external walls of the dwelling. (Retrospective)
Awaiting decision Householder 5 docsDomestic -
4 Honeywood Close Potters Bar Hertfordshire EN6 5QE
Conversion of garage to habitable space to include replacement of garage door with window and new flat roof, construction of single storey rear extension with flat roof. Alterations to fenestration. Certificate of Lawful Development (Proposed).
Refused Lawful development Extension Roofing +1 7 docsSmall domestic -
4 Honeywood Close Potters Bar Hertfordshire EN6 5QE
78% historically approved · decision due ~10 Sep
Existing use as an HMO (Class C4). Certificate of Lawful Development (Existing).
Awaiting decision Lawful development 9 docs -
Land At Corner Of Fetherstone Close And Chace Avenue Potters Bar
Construction of 6 two storey houses in the form of terraced houses and a three storey block of 6 two bedroom flats with associated parking to rear and land opposite and vehicular access from Fetherstone Close.
Withdrawn Full applications New dwelling 6 docs -
36 Aston Way Potters Bar Hertfordshire EN6 5NT
Single storey rear extension. Certificate of Lawful Development (Proposed).
Granted Lawful development Extension 12 docsSmall domestic
Other lawful development applications
In Hertsmere
-
26/1258/CLP Awaiting decision
106 Whitehouse Avenue Borehamwood Hertfordshire WD6 1HE
Construction of single storey rear extension Certificate of Lawful Development (Proposed).
-
26/1247/CLP Awaiting decision
314 Mutton Lane Potters Bar Hertfordshire EN6 2AX
Conversion of loft to habitable space including hip to gable roof alterations, rear dormer and 2x front roof lights. Certificate of lawful development (Proposed).
-
26/1222/CLP Awaiting decision
37 Duncan Way Bushey Hertfordshire WD23 2BE
Conversion of loft to habitable space with associated hip to gable roof alterations, rear dormer, insertion of 3x front rooflights and removal of 2x chimney stacks, with side window at loft level. Certificate of Lawful Development (Proposed).
-
26/1220/CLP Awaiting decision
The Farm House The Green Letchmore Heath Watford Hertfordshire WD25 8ES
Removal of approximately 1.4m of private garden hedge and installation of an inward-opening pedestrian gate and posts, with a maximum overall height of 1.0 metre above existing ground level, wholly within the property boundary. Certificate of Lawful Development (Proposed).
-
26/1171/CLP Awaiting decision
15 Catsey Woods Bushey Hertfordshire WD23 4HS
Conversion of loft to habitable space with rear dormer and Juliet balcony, 1x window at loft level to each side, and insertion of 1x rear and 3x front rooflights. Certificate of Lawful Development (Proposed).