Knowlands St Martin's Lane Lewes East Sussex BN7 1UD
Approved on 17 June 2026
Delegated (officer decision)
Proposal
Non-material amendment to planning approval SDNP/24/02594/HOUS
- Received
- 18 May 2026
- Decision level
- Delegated (officer decision)
- Council
- South Downs
- Ward
- Lewes Priory Ward
- Agent
- Dalby Architecture
- ReceivedReceived18 May
- ValidatedValidated18 May
- Consult.Consultation16 Jun
- TargetTarget Date15 Jun
- DecidedDecided17 Jun
Decided in 30 days (council typically 56)
About this application
This is an application to amend a permission at Knowlands St Martin's Lane Lewes East Sussex BN7 1UD. South Downs has handled 551 applications of this type. This one was decided in 30 days, 4 weeks quicker than South Downs's typical decision time. The site is in the Lewes conservation area, with 20 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 69 applications across Lewes Priory Ward. We hold 4,321 applications in total for the BN7 postcode area.
90% of amendment applications at South Downs were approved. Across all application types, the council typically decides in about 8 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- BN7 1UD
- Application type
- Non Material Amendment
- Scale / size
- Small
- Parish
- Lewes Town Council
Planning application dates
- Date validated
- 18 May 2026
- Last date for comments
- 16 June 2026
- Target decision date
- 15 June 2026
- Permission expires
- 17 June 2029
Applicant and agent
- Agent
- Dalby Architecture
- Agent address
- Old Customs House 66 High Street Rottingdean BN2 7HF
Planning decision
- Statutory period
- 28 days
Additional information
- Planning Portal ID
- PP-14923167
- Documents
- 15
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Lewes
- National park: South Downs
- Flood zone 1: Low probability (rivers and sea)
Possibly incomplete for this council: Article 4 directions and tree preservation orders.
Also checked, none recorded (19)
flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Associated applications
- 202618 May
Non-material amendment to planning approval SDNP/24/02594/HOUS
This applicationApprovedNon-material amendmentSDNP/26/01951/NMA - 202513 Jun
Discharge of Conditions 6 (Ecosystem Services Statement), 7 (schedule of external materials finishes), 9 (no…
ApprovedDischarge of conditionsSDNP/25/02458/DCOND - 202515 Apr
Non-Material Amendment to Planning Approval SDNP/24/02594/HOUS
RefusedNon-material amendmentAmendmentSDNP/25/01613/NMA - 202515 Apr
Removal of Conditions 4 (no rooflights, windows, etc to be added without permission) and 5 (no buildings…
RefusedDischarge of conditionsSDNP/25/01614/CND - 202426 Jun
Additions comprising part two storey part three storey extension to side (east) and rear (south) elevations…
ApprovedHouseholderPart ofSDNP/24/02594/HOUS
Planning history at this site
1 other application at this property, newest first.
Source: South Downs
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Around this site
Nearby applications
- Three and A Half St Martin's Lane Lewes East Sussex BN7 1UDSDNP/14/00043/PRE · OutlineApproved0.0 mi
- 12 St Martin's Lane Lewes East Sussex BN7 1UDSDNP/18/03913/PRE · OutlineAwaiting decision0.0 mi
- 3A St Martin's Lane Lewes East Sussex BN7 1UDSDNP/14/04743/TCA · TreesApproved0.0 mi
- 12 St Martin's Lane Lewes East Sussex BN7 1UDSDNP/18/04103/PRE · OutlineWithdrawn0.0 mi
- 6 St Martin's Lane Lewes East Sussex BN7 1UDSDNP/19/00366/TCA · TreesApproved0.0 mi
For applicants and trades
Contractors near this project
- Nigel Philips Landscape & Garden DesignProfessional Garden Designer0.4 mi
- Lewes Glass LtdWindow & Door Installer0.5 mi
- Rise Joinery LtdWindow & Door Installer0.6 mi
- JL Electrical Group LtdElectrician0.6 mi
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