3 St Marys Close Platt Sevenoaks Kent TN15 8NH Data via plota.co.uk

26/00322/LDP - Lawful Development Cert Proposed NEW Approved

Proposal

Lawful Development Certificate Proposed Extension of existing dropped curb Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
25 Feb 2026
✓
Validated
7 Apr 2026
✓
Consultation
11 May 2026
✓
Approved
2 Jun 2026

Approved on 2 Jun 2026 · Delegated Decision · Last checked 31 Aug 2026

Site constraints 9

Public footpath 21 m away
Matters where it crosses or adjoins the site: obstructing a path without a diversion order is an offence, and work cannot start until the order is confirmed.
Compiled from highway authority data, not the legal definitive map. A few authorities have not published, so no path shown is not proof there is none.
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Conservation area 40 m away: Platt; Radon affected area, class 2; 3 listed buildings within 150 m; Inside the Borough Green built-up area; Priority habitat 24 m away: Deciduous woodland; Green belt 71 m away: London; Natural England's Provisional ALC map (1:250,000, 1970s) had this area as grade 3, 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.

Sales history 2

Last sold for £660,000 in September 2023. Detached house, freehold.

15 September 2023£660,000
24 May 2002£261,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area147 m² (1,582 sq ft)
Energy ratingD (59 out of 100), could reach C
PropertyDetached bungalow, 7 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in September 2022, 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
Lawful Development Cert Proposed NEW
Postcode
TN15 8NH
Received
25 Feb 2026
Validated
7 Apr 2026
Ward
Borough Green And Platt
Parish
Platt
Case officer
Show
Target decision
2 Jun 2026
Decision
Certifies
Decision date
2 Jun 2026
Decision level
Delegated Decision
Applicant
Show

How this decision compares

Decided in 56 days from validation, 6 days faster than Tonbridge's median of 62 for extensions. Approved, as 96% of extensions here are.

43%decided within 8 weeks
96%approved
427decided in the last year

Plota live figures for extensions decided by Tonbridge in the last twelve months, from validation. Tonbridge decision record →

Public comments

No public comments yet.

Last counted 31 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-14203257
Planning Portal ref
PP-14203257
Consultation
11 May 2026
Statutory expiry
2 Jun 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

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

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.