Ailsa, Harlequin Lane, Crowborough, TN6 1HU Data via plota.co.uk

WD/2026/0766/NMA - Non-material amendment Approved
Extensions & alterations

Proposal

Application for a non-material amendment to (external alterations, including removal of existing conservatory and lean-to, to be replaced with a two-storey rear extension. Revised single-storey entrance extension, and the addition of a new open porch, together with associated internal alteration (amended description)) to include internal alterations to room layouts. External alterations to the building including removal of side windows (ground floor), tweaks to door and window positions (mainly side elevations) and sizing. Scale of the building has remained unchanged. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
16 Apr 2026
✓
Approved
22 Apr 2026

Approved on 22 Apr 2026 · Delegated · Last checked 10 Sept 2026

Documents 7

Decision & officer reports 2

PDF Decision Notice Document · 22 Apr 2026 View ↗ PDF Officer Report Document · 22 Apr 2026 View ↗

Plans & drawings 3

PDF Elevations Document · 15 Apr 2026 View ↗ PDF Floor Layout Document · 15 Apr 2026 View ↗ PDF Floor Layout Document · 15 Apr 2026 View ↗

Application forms 1

PDF Application Form Document · 15 Apr 2026 View ↗

Other documents 1

PDF Planning History Document · 15 Apr 2026 View ↗

All documents on the council site ↗

Associated applications 2

  • Part of

    Fullcouncil archive
    • AmendmentApplication for a non-material amendment (external alterations, including removal of existing…This applicationWD/2026/0766/NMA

Site constraints 3

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
National landscape 124 m away: High Weald; Inside the Crowborough built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.

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Other new applications on this street

7 Jul 2026Approved

HILLSIDE, HARLEQUIN LANE, CROWBOROUGH, TN6 1HT

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REDUCE HEIGHT OF FOUR NORWAY SPRUCE TREES BY 2M WITHIN TREE PRESERVATION ORDER (...

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1 WHITE COTTAGE, SLAUGHAMS GHYLL, SHEEP PLAIN, CROWBOROUGH, TN6 3ST

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WD/2026/1643/LBA
11 Aug 2026Pending

CAXTON HOUSE, HURTIS HILL, CROWBOROUGH, TN6 3BL

INSTALLATION OF SOLAR ARRAY

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30 Jul 2026Pending

36 SOUTHRIDGE RISE, CROWBOROUGH, TN6 1LG

PROPOSED SINGLE STOREY REAR EXTENSION. REMODELLING OF EXISTING FLAT ROOFS.

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28 Jul 2026Approved

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8 Jul 2026Approved

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7 Jul 2026Approved

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Important details

Council
Wealden
Application type
Non-material amendment
Postcode
TN6 1HU
Received
16 Apr 2026
Validated
16 Apr 2026
Ward
Crowborough South East
Parish
Crowborough
Case officer
Show
Target decision
14 May 2026
Decision
Approval
Decision date
22 Apr 2026
Decision level
Delegated
Applicant
Show
Agent
M E Cassam Associates

How this decision compares

Decided in 6 days from validation, 47 days faster than Wealden's median of 53 for extensions. Approved, as 89% of extensions here are.

76%decided within 8 weeks
89%approved
504decided in the last year

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

Historical activity at this location

27 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025 Approved
EXTERNAL ALTERATIONS, INCLUDING REMOVAL OF EXISTING CONSERVATORY AND LEAN-TO, TO BE REPLA…
WD/2025/2731/F
2025 Approved
EXTERNAL ALTERATIONS, INCLUDING REMOVAL OF EXISTING CONSERVATORY AND LEAN-TO, TO BE REPLA…
WD/2025/2731/F
Within ~100m

Nearby activity

2025 Approved
LYNDHURST, HARLEQUINS LANE, CROWBOROUGH
DEMOLITION OF EXISTING GARAGE AND GROUND FLOOR LINK. NEW GROUND AND FIRST FLOOR SIDE EXTE…
WD/2025/0606/F
2025 Approved
LYNDHURST, HARLEQUINS LANE, CROWBOROUGH
DEMOLITION OF EXISTING GARAGE AND GROUND FLOOR LINK. NEW GROUND AND FIRST FLOOR SIDE EXTE…
WD/2025/0606/F
2023 Approved
4 HARLEQUIN PLACE, CROWBOROUGH, TN6 1HZ
PROPOSED CONVERSION OF PART OF INTEGRAL GARAGE TO PROVIDE HABITABLE ACCOMMODATION INCLUDI…
WD/2023/0249/F
2023 Approved
4 HARLEQUIN PLACE, CROWBOROUGH, TN6 1HZ
PROPOSED CONVERSION OF PART OF INTEGRAL GARAGE TO PROVIDE HABITABLE ACCOMMODATION INCLUDI…
WD/2023/0249/F
2021 Refused
LAND AT TRITOMA AND CHARNWOOD, HARLEQUIN LANE, CROWBOROUGH, TN6 1HT
DEMOLITION OF EXISTING DWELLINGS AND ERECTION OF 6 NO. NEW HOMES, ACCESS, LANDSCAPING AND…
WD/2021/2357/F
2022 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED SINGLE STOREY SIDE EXTENSION.
WD/2022/1335/LDP
2022 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED SINGLE STOREY SIDE EXTENSION.
WD/2022/1335/LDP
2019 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED LOFT CONVERSION WITH DORMER WINDOW TO THE FRONT AND REAR ELEVATION
WD/2019/0356/FR
2019 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED LOFT CONVERSION WITH DORMER WINDOW TO THE FRONT AND REAR ELEVATION
WD/2019/0356/FR
2018 Approved
CAPELLA, HARLEQUIN LANE, CROWBOROUGH TN6 1HU
ADDITION OF EXTRA BAY TO EXISTING DETACHED DOUBLE GARAGE.
WD/2018/2171/F
2018 Approved
CAPELLA, HARLEQUIN LANE, CROWBOROUGH TN6 1HU
ADDITION OF EXTRA BAY TO EXISTING DETACHED DOUBLE GARAGE.
WD/2018/2171/F
2018 Refused
ROCK HILL HOUSE, BURWASH ROAD, BROAD OAK, HEATHFIELD TN21 8XG
REPLACEMENT OUTBUILDING
WD/2018/2172/F
2018 Refused
ROCK HILL HOUSE, BURWASH ROAD, BROAD OAK, HEATHFIELD TN21 8XG
REPLACEMENT OUTBUILDING
WD/2018/2172/F
2017 Approved
CAPELLA, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
SINGLE STOREY FRONT EXTENSION AND BAY WINDOW
WD/2017/2512/F
2017 Approved
CAPELLA, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
SINGLE STOREY FRONT EXTENSION AND BAY WINDOW
WD/2017/2512/F
2017 Approved
TRITOMA, HARLEQUIN LANE, CROWBOROUGH, TN6 1HT
ERECTION OF A TRADITIONAL TWO BAY TIMBER FRAMED BARN AND EXTENSION TO AN EXISTING TARMAC…
WD/2017/1049/F
2017 Approved
TRITOMA, HARLEQUIN LANE, CROWBOROUGH, TN6 1HT
ERECTION OF A TRADITIONAL TWO BAY TIMBER FRAMED BARN AND EXTENSION TO AN EXISTING TARMAC…
WD/2017/1049/F
2017 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED LOFT CONVERSION WITH DORMER WINDOWS TO FRONT AND REAR ELEVATIONS.
WD/2017/1088/F
2017 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED LOFT CONVERSION WITH DORMER WINDOWS TO FRONT AND REAR ELEVATIONS.
WD/2017/1088/F
2017 Approved
NEW COTTAGE, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
OAK FRAMED DOUBLE GARAGE WITH GYM SPACE ABOVE.
WD/2017/0329/F
2017 Approved
NEW COTTAGE, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
OAK FRAMED DOUBLE GARAGE WITH GYM SPACE ABOVE.
WD/2017/0329/F
2017 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED CONVERSION OF EXISTING LOFT SPACE AND NEW DORMER TO REAR, TOGETHER WITH NEW INTE…
WD/2017/0675/LDP
2017 Approved
HIGH MEADS, HARLEQUIN LANE, CROWBOROUGH, TN6 1HU
PROPOSED CONVERSION OF EXISTING LOFT SPACE AND NEW DORMER TO REAR, TOGETHER WITH NEW INTE…
WD/2017/0675/LDP
2016 Approved
NEW COTTAGE, HARLEQUIN LANE, CROWBOROUGH TN6 1HU
OAK FRAMED DOUBLE GARAGE
WD/2016/0987/F
2016 Approved
NEW COTTAGE, HARLEQUIN LANE, CROWBOROUGH TN6 1HU
OAK FRAMED DOUBLE GARAGE
WD/2016/0987/F
Wealden
Planning Authority Score
4.2/10
Below average
#188 of 296 councils
Relevant to this application:
Householder decisions

Wealden ranks #132 out of 296 councils for householder decision speed. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Wealden decision statistics
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #231 of 296
88%
Householder approved
Below avg (90%) #227 of 296
69%
Decided in 8 weeks
Above avg (63%) #132 of 296
40%
Extended time limit
Below avg (41%) #156 of 296
66%
Minor dwellings approved
170 decided (1-9 homes)
78%
Major dwellings approved
32 decided (10+ homes)
74%
Change of use approved
82 decided
1,361
Total decisions
220 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings