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Planning applications in RH17

We hold 1,543 planning applications for the RH17 postcode area, 319 of them submitted in the past year. 89% of decided applications here were approved. A decision typically takes 56 days. The area is covered by Mid Sussex, Wealden, West Sussex.

1,543
applications held
319
in the past year
89%
approved
56 days
median decision

Councils covering RH17

Mid Sussex (1,472)Wealden (35)West Sussex (22)Lewes (14)

Recent applications in RH17

Pending
23 Sept 2026DM/26/2313
Lywood Barn Lindfield Road Ardingly Haywards Heath West Sussex RH17 6SWMid Sussex

Discharge of condition nos. 3,4,5,6 and 7 relating to planning application DM/25/1804.

Pending
21 Sept 2026DM/26/2308
Cobo Deanland Road Balcombe Haywards Heath West Sussex RH17 6LTMid Sussex

Fell Conifer tree at the rear of the property

Pending
Full
21 Sept 2026WD/2026/1482/F
FOREST FARM COTTAGES, LEWES ROAD, CHELWOOD GATE, RH17 7DAWealden

PROPOSED CONVERSION/CHANGE OF USE OF TWO FORMER AGRICULTURAL OUTBUILDINGS, AND ASSOCIATED WORKS, TO CREATE A NEW DETACHED RESIDENTIAL DWELLING.

Pending
16 Sept 2026DM/26/2285
Warden Park Secondary Academy Broad Street Cuckfield Haywards Heath West Sussex RH17 5DPMid Sussex

Application to vary condition 4 of planning permission DM/16/0327. The school wishes to extend these permitted operational hours to 22.20 pm from Monday to Friday. Weekend operating hours to remain unchanged.

Pending
15 Sept 2026DM/26/2267
The Stables Warninglid Lane Warninglid Haywards Heath West Sussex RH17 5TQMid Sussex

Discharge of Planning Condition No's 4 and 7 relating to DM/22/3873

Pending
11 Sept 2026DM/26/2240
Hops House Stairbridge Lane Bolney Haywards Heath West Sussex RH17 5PAMid Sussex

Proposed garage conversion, existing curved double doors to be replaced with new timber doors and sidelights. Three external air-conditioning units.

Pending
9 Sept 2026DM/26/2210
The Rectory Church Lane Ardingly Haywards Heath West Sussex RH17 6URMid Sussex

Tulip Tree (T1)- remove major deadwood from crown and prune crown away from roof by up to 2 metres (2.0-2.5 metres). Group Lawson Cypress's (T2) along Orchard Glebe boundary - fell to ground level. Laurel hedge (T4) - reduce top to approximately 3 metres to follow existing hedge (by no more than 3 metres). x1 Ash (T5) - fell to ground level. x1 Ash (T7) - fell to ground level.

Pending
Listed Building Consent
8 Sept 2026WD/2026/1550/LB
DANEHILL FARM, HORSTED LANE, DANEHILL, RH17 7HPWealden

THE PROPOSED WORKS INVOLVE THE CONSIDERED AND SYMPATHETIC REFURBISHMENT OF THE FIVE ORIGINAL WINDOWS TO THE FRONT OF THE PROPERTY, AND THE REPLACEMENT OF THE NON-ORIGINAL SINGLE GLAZED WINDOWS TO THE SIDE ELEVATION AND THE REAR OF THE PROPERTY.

Pending
8 Sept 2026DM/26/2193
5 Truggers Handcross Haywards Heath West Sussex RH17 6DQMid Sussex

Proposed single storey rear extension to replace existing conservatory.

Pending
8 Sept 2026LW/26/0354
8 Downsview Drive Wivelsfield East Sussex RH17 7RWLewes

Erection of timber framed garden building

Permitted
8 Sept 2026LW/26/0471
Ham Cottage Slugwash Lane Wivelsfield East Sussex RH17 7RGLewes

Non-material amendment of application LW/26/0127 to use the approved weatherboarding on the west elevation, on all elevations

Pending
4 Sept 2026DM/26/2177
11 Manor Drive Cuckfield Haywards Heath West Sussex RH17 5BTMid Sussex

Demolition of existing bungalow and erection of a Self-Build two storey single family dwelling house

Pending
4 Sept 2026DM/26/2167
Appledore Wyatts Lane Horsted Keynes Haywards Heath West Sussex RH17 7AHMid Sussex

T1 Acer rubrum in rear garden, - Thin crown by no more than 15% by removing duplicate and conflicting branches. Reduce height and lateral spread by a maximum of 2.5m, then maintain tree at smaller dimensions with cyclical crown reductions as informed by tree response and regrowth. T3 Common Hazel located within front garden: Maintain clearance with overhead services, coppice before becoming overstood, then maintain with cyclical coppicing every 8-10 years dependent on regrowth and before becoming overstood.

Pending
2 Sept 2026DM/26/2151
Birch House London Road Balcombe Haywards Heath West Sussex RH17 6HTMid Sussex

Proposed loft conversion with rear dormer, three front-facing skylights and internal alterations.

Pending
Small
Conditions
1 Sept 2026DM/26/2136
Cottage Homes Church Platt Cuckfield West Sussex RH17 5LAMid Sussex

Discharge of condition 3 (materials) relating to planning reference DM/25/3209.

Pending
27 Aug 2026DM/26/2120
Hamsland Dairy Lewes Road Horsted Keynes Haywards Heath West Sussex RH17 7DYMid Sussex

Variation of condition no 2 relating to planning application DM/23/0493 - to allow for design changes.

Pending
27 Aug 2026DM/26/2124
23 High Street Ardingly Haywards Heath West Sussex RH17 6TBMid Sussex

T1 Sliver Birch - crown reduce by 1 to 1.5 metres.

Permitted
20 Aug 2026DM/26/2071
Red Oaks Weald Chase Staplefield Road Cuckfield Haywards Heath West Sussex RH17 5HYMid Sussex

Variation of condition no 2 relating to planning application DM/25/3212 - To allow minor amendments to the approved glazing and window specification.

Pending
20 Aug 2026DM/26/2061
Thickets Deaks Lane Ansty Haywards Heath West Sussex RH17 5ASMid Sussex

Proposal for loft extension

Pending
18 Aug 2026DM/26/2018
Graftons Brighton Road Warninglid Haywards Heath West Sussex RH17 5SUMid Sussex

Outline application for the erection of one Self-build dwelling with all matters reserved except access.

Pending
18 Aug 2026DM/26/2038
14 Ledgers Meadow Cuckfield Haywards Heath West Sussex RH17 5EWMid Sussex

Proposed single-storey front extension and storage conversion, loft conversion with proposed dormer, extension of dropped kerb for wider front drive access and associated landscaping.

Pending
17 Aug 2026DM/26/2029
Strouds Church Lane Horsted Keynes Haywards Heath West Sussex RH17 7AYMid Sussex

Variation of condition 2 relating to listed building consent DM/26/0704 - to allow for tile changes.

Pending
Small
Full Application
17 Aug 2026DM/26/2016
Brackenwood London Road Bolney Haywards Heath West Sussex RH17 5PYMid Sussex

Demolition of existing dwelling and erection of a self-build replacement dwelling

Pending
13 Aug 2026DM/26/2009
Clock Tower Cottage Hollingbury Court Cuckfield Lane Warninglid Haywards Heath West Sussex RH17 5SPMid Sussex

Lime Tree (T1) - Pollard to 8m.

Permitted
12 Aug 2026DM/26/1941
1 Jubilee Cottages Bolney Road Ansty Haywards Heath West Sussex RH17 5AWMid Sussex

Installation of an Air Source Heat Pump to be installed at the side of property, to the rear.

Pending
11 Aug 2026DM/26/1990
Slaugham Garden Nursery Staplefield Road Slaugham Haywards Heath West Sussex RH17 6AGMid Sussex

Discharge of planning condition no's 3,4,5,6,7,8,9 and 12 relating to planning application DM/24/2409

Pending
11 Aug 2026DM/26/1998
Charlcote Oldlands Avenue Balcombe Haywards Heath West Sussex RH17 6LSMid Sussex

Lime Trees (T18) and (T19) - Raise canopies by 1-1.5 metres and remove epicormic growth

Undecided
10 Aug 2026DM/26/1973
Jordans Church Lane Ardingly Haywards Heath West Sussex RH17 6UPMid Sussex

T1 Poplar - Fell, due to significant evidence of honey fungus at base, T2 Poplar - Fell, due to honey fungus at base, T3 Lime - Fell, to create space for other trees nearby, T4 Lime - Fell, to create more space for Copper Beech, Scots Pine and Spruce nearby, T5 Lime - Fell, to create space for other trees nearby, T6 Conifer - Fell, due to die back on western side plus proximity to other trees.

Undecided
Small
Tree Surgery
6 Aug 2026DM/26/1929
St Andrews Church Cuckfield Lane Warninglid Haywards Heath West Sussex RH17 5UBMid Sussex

Oak tree in front garden of St Andrews Church - crown reduce all around by 2 metres and thin canopy on branches overhanging Cuckfield Road by 10%.

Pending
6 Aug 2026DM/26/1949
Awbrook House Lewes Road Scaynes Hill Haywards Heath West Sussex RH17 7TBMid Sussex

Extension and remodelling of existing house to include first floor extension above existing ground floor, two storey bay window, new oak framed entrance and side canopies. Existing conservatory demolished and rear balcony removed.

Permitted
6 Aug 2026DM/26/1952
Tillinghurst Farm Selsfield Road Ardingly Haywards Heath West Sussex RH17 6TJMid Sussex

Steel portal framed agricultural building for the storage of forage, inputs and machinery.

Pending
31 Jul 2026DM/26/1886
Soles Coppice Brantridge Lane Balcombe Haywards Heath West Sussex RH17 6JRMid Sussex

Rear and side extensions to existing dwelling with new detached garage.

Refused
Small
Non Material Amendment
30 Jul 2026DM/26/1887
Red Oaks Weald Chase Staplefield Road Cuckfield Haywards Heath West Sussex RH17 5HYMid Sussex

Non Material amendment relating to DM/25/3212 to allow for amendments to glazing and window specification.

Pending
Small
Trees in a Conservation Area
30 Jul 2026DM/26/1888
Gleddoch House Stockcroft Road Balcombe Haywards Heath West Sussex RH17 6LGMid Sussex

T1, T2, T3 - 3 x Douglas firs, sectional dismantle to ground level, due to severe die back. T5,T6 - 2 x Robina (acacia), sectional dismantle to ground level

Permitted
30 Jul 2026DM/26/1895
Oldland Oldlands Avenue Balcombe Haywards Heath West Sussex RH17 6LPMid Sussex

T1-T4 x4 Lime tree - raise canopies by 3-4 metres and reduce overreaching limbs in garden and roadside by 2-3 metres. T5 Tulip tree in rear garden reduce by 3-4 metres all around.

Permitted
Small
Lawful Development Certificate -Proposed
29 Jul 2026DM/26/1871
16 Gowers Close Ardingly Haywards Heath West Sussex RH17 6UFMid Sussex

Proposed loft conversion with rear dormer and 2 Velux windows

Pending
Small
Approval of Detail reserved by condition
29 Jul 2026DM/26/1877
Renovo House Whitemans Green Cuckfield Haywards Heath West Sussex RH17 5DAMid Sussex

Discharge of planning condition no 4 relating to planning application DM/25/2156.

Permitted
Small
Householder Application
28 Jul 2026DM/26/1857
Mulberries Lewes Road Horsted Keynes Haywards Heath West Sussex RH17 7DPMid Sussex

Proposed demolition and replacement of existing garage and covered area to side.

Pending
Small
Approval of Detail reserved by condition
27 Jul 2026DM/26/1850
2 Preston Cottages The Green Slaugham Haywards Heath West Sussex RH17 6AQMid Sussex

Discharge of condition no 4 relating to planning application DM/25/2875.

Pending
27 Jul 2026DM/26/1842
2 Preston Cottages The Green Slaugham Haywards Heath West Sussex RH17 6AQMid Sussex

Variation of condition no 2 relating to planning application DM/25/2875 - to allow for design changes.

Pending
Small
Householder Application
27 Jul 2026DM/26/1846
70 Lewes Road Haywards Heath West Sussex RH17 7SXMid Sussex

Proposed part first floor side extension and rear extension to ground and first floors including changing window opening sizes and positions in various places all to be inkeeping with the existing. Replacement garage in brick to match existing

Pending
Small
Lawful Development - Proposed Use
27 Jul 2026WD/2026/1509/LDP
AGGONS, TANYARD LANE, DANEHILL, RH17 7JNWealden

SITING OF SINGLE-UNIT CARAVAN FOR ANCILLARY FAMILY USE

Pending
27 Jul 2026DM/26/1848
Land At Wheatsheaf Inn Broad Street Cuckfield Haywards Heath West Sussex RH17 5DWMid Sussex

Retrospective application for the display of a temporary, non-illuminated, double-sided aluminium panel marketing sign mounted on aluminium posts.

Pending
Small
Householder Application
23 Jul 2026DM/26/1808
Hazelwood House Church Lane Horsted Keynes Haywards Heath West Sussex RH17 7ARMid Sussex

Conversion of garage to form private home office, pottery studio, storage and ancillary loft accommodation.

Pending
Small
Full Application
21 Jul 2026DM/26/1792
Land South West Of Havelock Farm Selsfield Road Ardingly Haywards Heath West Sussex RH17 6TNMid Sussex

Installation of new structures and accessibility improvements to create a new Wild Play facility and associated works.

Pending
Small
Trees in a Conservation Area
17 Jul 2026DM/26/1751
St Marys Church London Road Balcombe West Sussex RH17 6PXMid Sussex

(T1) Ash -Fell

Pending
16 Jul 2026DM/26/1743
Clayhurst Stockcroft Road Balcombe Haywards Heath West Sussex RH17 6LHMid Sussex

Conifer - Remove. Yew - Reduce lateral limbs by 1-2m. Yew - Reduce crown overall by 1-2m. 2 x Limes - Raise canopy by 4m.

Pending
15 Jul 2026DM/26/1735
More House Copyhold Lane Cuckfield Haywards Heath West Sussex RH17 5EBMid Sussex

Single storey side extension with low profile rooflights, removal of existing conservatory and replacement of rear elevation glazed french door and amendments to existing rear fenestration at ground level.

Pending
13 Jul 2026DM/26/1701
Tremains Farm Treemans Road Horsted Keynes Haywards Heath West Sussex RH17 7EAMid Sussex

Proposed agricultural building.

Pending
Small
Approval of Detail reserved by condition
10 Jul 2026DM/26/1686
Hamsland Dairy Lewes Road Horsted Keynes Haywards Heath West Sussex RH17 7DYMid Sussex

Discharge of condition numbers 3 and 5 relating to planning application DM/23/0493