Potash Farm Potash Lane Platt Sevenoaks Kent TN15 8NJ Data via plota.co.uk

26/01218/PDVDAS - dwellings additional storeys PD Withdrawn

Proposal

Prior notification: Enlargement of a dwellinghouse by the addition of one storey above existing bungalow to a maximum height of 8.37m. under Class AA of Part 1 of Schedule 2 The Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
29 Jun 2026
✓
Consultation
30 Jun 2026
−
Withdrawn
18 Aug 2026

Withdrawn on 18 Aug 2026 · Delegated Decision · Last checked 19 Aug 2026

Site constraints 8

Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Conservation area 23 m away: Platt
The edge of the area; work outside it can still affect its setting.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Also on the record
4 listed buildings within 150 m; Radon affected area, class 2; Green belt 12 m away: London; Inside the Borough Green built-up area; Priority habitat 13 m away: Traditional orchard; Natural England's Provisional ALC map (1:250,000, 1970s) had this area as grade 2, but it predates the buildings here and the current map does not class it as farmland.
Not affected
Outside flood zones 2 and 3 · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Building

Floor area196 m² (2,110 sq ft)
Energy ratingD (58 out of 100), could reach C
PropertyDetached house, 7 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in May 2014, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Tonbridge
Application type
dwellings additional storeys PD
Postcode
TN15 8NJ
Received
29 Jun 2026
Validated
29 Jun 2026
Ward
Borough Green And Platt
Parish
Platt
Case officer
Show
Target decision
23 Aug 2026
Decision
Application Withdrawn
Decision date
18 Aug 2026
Decision level
Delegated Decision
Applicant
Show
Agent
The Rural Planning Co

Public comments

No public comments yet.

2 neighbours consulted · Last counted 19 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15035629
Planning Portal ref
PP-15035629
Neighbours
30 Jun 2026
Consultation
30 Jun 2026
Comments by
29 Jul 2026
Site or press notice
8 Jul 2026
Statutory expiry
23 Aug 2026
Env. assessment
No
Tonbridge
Planning Authority Score
4/10
Below average
#193 of 296 councils
Relevant to this application:
Householder decisions

Tonbridge is slower than most councils at deciding householder applications, ranking #244 out of 296. 54% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (97%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Tonbridge decision statistics
Based on MHCLG data, the year to March 2026
95%
Overall approval rate
Above avg (87%) #31 of 296
97%
Householder approved
Above avg (90%) #45 of 296
49%
Decided in 8 weeks
Below avg (63%) #244 of 296
54%
Extended time limit
Above avg (41%) #246 of 296
88%
Minor dwellings approved
96 decided (1-9 homes)
82%
Major dwellings approved
11 decided (10+ homes)
89%
Change of use approved
9 decided
880
Total decisions
47 refused in the year to March 2026

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.