Two-storey bungalow extension at 46 Silicon Court, Shenley Lodge, Milton Keynes
Summary of planning committee decision
Decided by Milton Keynes Planning Panel on 20 Nov 2025.
What was proposed
The applicant proposed demolishing the conservatory, adding rear extensions and creating an additional storey above the bungalow.
“Proposal: Demolition of existing conservatory and the erection of a part single, part two storey rear extension, and the erection of a first floor extension to form an additional storey to the existing bungalow at 46 Silicon Court, Shenley Lodge, Milton Keynes, MK5 7DL”
Officer report
The site and surroundings
The site is a detached bungalow on a residential street, with on-site parking, buff brickwork, a wildlife corridor nearby and a great crested newt risk area.
“The site is a detached bungalow on Silicon Court, a residential street in Shenley Lodge. The dwelling is set back from the public footpath by a hard landscaped area, used for on-site parking. The dwelling features buff brick construction with brick detailing running along the length of the elevations.”
“The dwelling is within a red Great Crested Newts (GCN) risk area and is sited approximately 15 metres from a wildlife corridor, lining the adjacent grid road.”
Officer report
Earlier application
An earlier application for an additional storey and rear extension was refused because an unscreened balcony would have overlooked a neighbour’s living spaces.
“PLN/2024/2172 The erection of an additional storey to form a 2 storey dwelling, demolition of the existing conservatory to be replaced by a two storey rear extension.”
“Refused - March 2025. This application proposed a balcony at the rear which, without any privacy screening or similar mitigation measures, would have created clear lines of sight into primary living spaces of the neighbour.”
Officer report
What officers recommended
Officers recommended approval because ground-floor living remained possible, permitted development provided a fallback, and the other planning concerns were acceptable.
“Given the specifics of the proposal, including the provision of suitable spaces to support wholly ground floor living, resulting from the retention and replication of existing width of doorway and corridors, and the retention of space suitable for the provision of a bedroom at ground floor level; the objective of part B of policy HN9 is still fulfilled.”
“Despite conflict with policy HN9, given the proposal retains the accessibility aims of a ground floor use, and along with full permitted development rights in place to achieve a similar form of development, the proposal is considered acceptable in principle.”
Officer report
Main planning concerns
The proposal conflicted with the bungalow protection policy, but officers found its design, garden, neighbour amenity, parking and ecology impacts acceptable.
“The garden would afford ample room for chairs and a table, planting and garden storage, and offers views towards the mature trees at the rear. This is a reasonable level of amenity and outlook for occupants. Relative to the rear gardens on Silicon Court, of which there is variety in scale and design, the remaining garden space would be broadly aligned with the established pattern.”
“The application proposes the retention of the existing parking area, with no alterations. The proposal would therefore retain a policy compliant level of parking. MKCC Highways confirm the proposal would have no impact on the parking requirement, parking area or the access.”
Officer report
What members discussed
Members discussed the floor plan, ground-floor living, the building’s design, bungalow loss, permitted development and the arrangement of rooms and bathrooms.
“PLN/2025/1613 - 46 Silicon Court , Shenley Lodge, Milton Keynes, MK5 7DL The item was introduced by the Planning Officer, who highlighted the local area and context for the application. It was noted that the application was contrary to policy HN9 but the application was recommended for approval. Members queried the proposed floor plan, noting that there was no bedroom downstairs, and inquired whether this had any weight when considering the application.”
“A Member inquired whether the application was retrospective based on site images, and was informed it was not. The Chair proposed the recommendation for debate, seconded by Cllr McLean for Item 5d – PLN/2025/1613 which is that: Permission be granted subject to the conditions set out in the main report. Members commented on the application, noting the design and the similarity with the existing building and the local area.”
Minutes
Conditions of approval
The permission requires commencement within three years, compliance with the approved plans and matching external materials.
“The development hereby permitted shall begin before the expiration of three years from the date of this permission.”
“All external materials used in the development shall match those used in the existing building in colour, coursing and texture unless, prior to their incorporation into the development hereby approved, alternative details are first submitted to and approved in writing by the Local Planning Authority pursuant to an application made in that regard, whereafter the approved alternative details shall be incorporated into the development.”
Officer report
Sources
- Milton Keynes Planning Panel minutes, 20 November 2025
- Agenda and papers (council website)
Source: Plota analysis of Milton Keynes's committee minutes and officer report. Quotations are the council's own words; headings and summaries are Plota's.
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- Committee
- Milton Keynes Planning Panel
- Council
- Milton Keynes
- Date
- Thursday 20 November 2025
- Recommendation
- Officers recommended approval
- Committee decided
- Approved
- Minutes
- The council's minutes
- Meeting
- Agenda and papers (council website)
- Application
- The application (council website)
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