Case Studies

Real garden room, garden office, shed and outbuilding planning applications — anonymised to protect our clients. Each case covers the planning issue, strategy and outcome.

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Garden room, garden office, shed & outbuilding planning case studies

Each case study covers the planning issue, the strategy, the policy framework, and the outcome — written by the Chartered Town Planner who handled the case. All details have been anonymised.

Garden room front elevation drawing
Approved

Retrospective Garden Room — PD Rights Removed

London Borough of Hillingdon · Full planning application

PD rights removed by condition on a new-build house. Retrospective approval for a timber-clad garden room with replacement tree planting.

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BBQ hut floor plan drawing
Approved

Outbuilding & Patio — Adjacent to Conservation Area

Eastleigh Borough Council · CLD + planning application

Retrospective outbuilding with pitched slate roof on sloping ground, adjacent to a Conservation Area. Ridge height marginally exceeded PD limits.

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Large outbuilding side elevation drawing
CLD Approved

Large Outbuilding — Flood Risk Zone

South Ribble Borough Council · Certificate of Lawful Development

42m² outbuilding in rear garden with part of the site in a flood risk area. CLD confirmed permitted development rights.

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Granny annexe front elevation drawing
Approved

Granny Annexe — Article 4 & Two-Stage Strategy

Salford City Council · Full planning application

Annexe with future short-term let ambitions in an Article 4 area. Two-stage planning strategy secured approval at first attempt.

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Garden office floor plan drawing
CLD Approved

Garden Office — Constrained Side Plot

Mid Sussex District Council · Certificate of Lawful Development

Year-round home office squeezed between garage and boundary fence. CLD confirmed as permitted development under Class E.

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Garden shed front elevation drawing
CLD Approved

Garden Shed — Green Belt

Tandridge District Council · Certificate of Lawful Development

Timber garden shed in the Green Belt. CLD confirmed that Class E permitted development rights apply despite the Green Belt designation.

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Games room floor plan drawing
CLD Approved

Outbuilding Games Room — Large Rear Garden

Buckinghamshire Council · Certificate of Lawful Development

48m² outbuilding with dual-pitched roof for use as a games room. CLD confirmed compliance with all Class E criteria.

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Garden room AONB south elevation drawing
Approved

Garden Room — AONB / National Landscape

South Downs National Park Authority · Full planning application

Garden room on designated land where PD rights are restricted. Full application approved with a sensitive design that complemented the landscape.

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Shed side elevation drawing
CLD Approved

Shed — Terraced House, Small Urban Garden

Bristol City Council · Certificate of Lawful Development

Compact garden shed in a tight urban plot where the 50% curtilage coverage limit was borderline. CLD confirmed compliance.

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Home gym floor plan drawing
Approved

Retrospective Outbuilding — Home Gym

Cheshire East Council · Full planning application

Retrospective approval for a large home gym after a neighbour complaint triggered an enforcement enquiry. Approved at first attempt.

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