Householder planning permission for the erection of an accessible garden structure to be utilised as a home office within the current private garden, with a ramped access from the existing house via the existing masonry opening (window to be enlarged to a door)
Barn House, Riverside, Clapham, Lancaster, LA2 8DS
This application was determined on 19 Mar 2026.Reference: C/18/640Yorkshire Dales National Park Authority
Last published check: 2 Oct 2026, 08:09. Check the council record for more recent changes.
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Householder planning permission for the erection of an accessible garden structure to be utilised as a home office within the current private garden, with a ramped access from the existing house via the existing masonry opening (window to be enlarged to a door)
Proposal details
Reference
C/18/640
Alternative references
14660646
Parish
Clapham cum Newby
Agent
JMP Architects
UPRN
100050347581
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The development hereby permitted shall be begun (as defined by Section 56 of the Town and Country Planning Act 1990) before the expiration of three years from the date of this permission. Reason: To comply with the requirements of Sections 91-93 of the Town and Country Planning Act 1990 (as amended).
The development shall be carried out in accordance with the details indicated in the following drawings/documents: Application Form received 3rd February 2026 Location Plan received 3rd February 2026 Ownership Plan received 3rd February 2026 Propossd Roof Plan received 3rd February 2026 Proposed Plans and Elevations received 3rd February 2026 Design and Access Statement incorporating Heritage Statement received 3rd February 2026 Reason : To define the plans/details to which this permission relates.
Within 6 months of the completion of the development hereby permitted either a bat box, or a bird box, shall have been installed within the application site and shall be retained as such thereafter. Reason: In the interests of wildlife enhancement in accordance with policy W2 of the adopted Yorkshire Dales Local Plan (2015-2030).
Rainwater goods including fixings shall be coloured black and shall remain as such thereafter. Reason: To ensure that the external appearance of the building is acceptable, having regard to policy SP4 of the adopted Yorkshire Dales Local Plan (2015-2030).
The materials to be used as the exterior roof covering of the proposed garden office hereby approved shall be Black EPDM roofing to match that shown in the photograph received 11th March 2026. Reason: In the interests of visual amenity in accordance with policy SP4 of the adopted Yorkshire Dales Local Plan (2015-2030).
The exterior walls of the proposed garden office hereby approved shall be constructed of vertical timber cladding and shall be unstained and remain as such thereafter. Reason: In the interests of visual amenity in accordance with policy SP4 of the adopted Yorkshire Dales Local Plan (2015-2030).
The doors of the proposed garden office hereby approved shall be constructed of aluminium coloured RAL 7016 Anthracite. Reason: In the interests of visual amenity in accordance with policy SP4 of the adopted Yorkshire Dales Local Plan (2015-2030).
At the point of their installation, automatic blackout blinds shall be installed to the bifold doors hereby approved and shall be retained thereafter. Reason: To ensure that the works will not result in an unsuitable degree of light spill which would harm the deisgnated dark skies area, in accordance with Policy SP4 of the adopted Yorkshire Dales Local Plan (2015-2030) and Policy L6 of the emerging Yorkshire Dales National Park Local Plan (2025-2040).
Any external lighting erected on the building or to serve the new doorway to the house shall meet the following requirements and be retained as such thereafter; i) Lights shall be fully shielded to angle the light downward; ii) Lights shall be no more than 500 lumens; iii) Lights shall have a colour temperature less than 2700K; iv) Lights shall be fitted with proximity sensors so they are switched off when not needed (dusk till-dawn sensors shall not be use); v) Lights shall be installed at the lowest possible height to achieve lighting levels required. Reason: To ensure that the general amenity of the area is retained, wildlife is protected and the development protects the dark skies of the National Park, having regard to policy SP4 of the adopted Yorkshire Dales Local Plan (2015-2030).
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