Planning application
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
'Non material amendments to planning permission 23/02019/OUT for the alteration of 8no. two bedroom three person dwellings into four person dwellings and 4no. four bedroom five person dwellings into six person dwellings.
As published by the council, reference 26/00256/NMA
Application record
- Reference
- 26/00256/NMA
- Type
- Non-material Amendment
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 30 Jan 2026
- Validated
- 30 Jan 2026
- Decided
- 11 Mar 2026
- Decision by
- Delegated
Site history
Applications at this address on the Windsor and Maidenhead register
This site has had 19 applications since 2025: 17 approved, 0 refused.
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26/00021/LEG Withdrawn
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Discharge of planning obligation under Schedule 10, Paragraph 10.1 (Biodiversity) of the S106 Agreement in regards to planning permission 23/02019/OUT.
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25/03350/LEG Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Discharge of planning obligation under Section 5, Paragraphs 5.1, 5.2 and 5.3 (The Owner And Developer's Covenants) of the S106 Agreement in regards to planning permission 23/02019/OUT.
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25/03224/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 21 (Landscaping scheme) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
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25/03214/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 10 (External lighting) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
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25/03219/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 8 (Noise) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
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25/03236/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 33 (Bin collection points and recycling facilities of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
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25/03231/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 22 (Minerals Extraction) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham
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25/03220/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 9 (Air quality) and 12 (CEMP) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
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25/03245/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Partial discharge of Condition 17 (Biodiversity Enhancements) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
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25/03227/CONDIT Granted
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 4 (Electric Vehicles) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
Timeline
Dates from the published record
-
30 Jan 2026
Received by Windsor and Maidenhead
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11 Mar 2026
Decision issued: Application Permitted
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25 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
23 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Windsor and Maidenhead granted permission on 11 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
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Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 21 (Landscaping scheme) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
Granted Conditions New dwelling 54 docsMajor scheme -
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 10 (External lighting) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
Granted Conditions New dwelling 18 docsMajor scheme -
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 8 (Noise) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
Granted Conditions New dwelling 12 docsMajor scheme -
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 33 (Bin collection points and recycling facilities of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
Granted Conditions New dwelling 11 docsMajor scheme -
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 22 (Minerals Extraction) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham
Granted Conditions 11 docsMajor scheme -
Site A Open Field North of Lower Mount Farm Long Lane Cookham Maidenhead
Details required by Condition 9 (Air quality) and 12 (CEMP) of planning permission 23/02019/OUT for a hybrid application comprising: Full application for 160 dwellings (Use Class C3) with associated open space, hard and soft landscaping, SuDS, vehicular access, parking and all associated infrastructure on land off Cannondown Road, Cookham (western parcel, Site A); with an outline application for 5 self-build dwellings and associated parking where all matters are reserved except for access.
Granted Conditions New dwelling 11 docsMajor scheme
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-
26/00814/VAR Granted
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Variation (under Section 73a) of planning permission 21/02963/FULL to vary the wording of Condition 8 (Drainage), 9 (Vehicles), 10 (Landscaping) and 11 (Painting) without complying with one month time limit.
-
26/01411/VAR Granted
Whiteladies Park Prince Albert Drive Ascot SL5 8AQ
Variation (under Section 73) of Condition 11 to substitute those plans approved under 25/03016/FULL for the Redevelopment of existing dwelling, including demolition and reconstruction of western extension, the construction of an eastern extension including an indoor swimming pool, and creation of a basement area with amended plans.
-
26/01792/VAR Granted
Silver Birches St Marys Road Ascot SL5 9JE
Variation (under Section 73) of Condition 9 (Approved Plans) to substitute those plans approved under 26/00205/FULL for a raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements with amended plans.
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26/02420/NMA Awaiting decision
Development At King Street And Queen Street And Broadway Maidenhead
Non material amendments to planning permission 25/00066/VAR as per covering letter.
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26/02152/NMA Granted
Land Bounded By Ascot Fire Station Station Hill And West of Hermitage Parade And South of High Street Ascot SL5 7HF
Non material amendments to planning permission 25/01050/FULL to amend the wording of Condition 8 (Bat Mitigation Scheme).