Guide
Class Q refused or ruled out: what your options actually are
Updated
A Class Q refusal is not the end of a barn conversion. It is a fork, and which branch you take depends entirely on why it failed.
First, separate the two kinds of failure
- A condition failure
- The building is listed, the site is on article 2(3) land, the use history is wrong, the numbers are over the limits, there is no existing highway access. These are not judgements. No amount of design work fixes them, and an appeal will not either.
- A prior approval judgement
- Highways impact, noise, contamination, flooding, siting, design or natural light. These are assessments the authority makes, and they can be argued, mitigated or appealed.
If it is a judgement: appeal or resubmit
Where the authority refuses an application under paragraph W(3) for non-compliance or insufficient information, that refusal is treated for the purposes of section 78 of the Town and Country Planning Act 1990 as a refusal of an application for approval, so an appeal to the Planning Inspectorate is available. In practice, resubmission with better evidence is often faster and cheaper than an appeal where the reason was insufficient information: a proper structural appraisal, a daylight assessment for every habitable room, a highways note, or a flood risk assessment.
If it is a condition: the full planning route
- Full planning permission is a different test. It is judged against the development plan and the National Planning Policy Framework, not against the Class Q conditions, so a scheme blocked by a size cap or a designation can still be acceptable.
- Design usually has to improve. Outside Class Q you are no longer confined to what the existing envelope allows, which is a freedom as well as a cost.
- Expect to justify the principle of a home in the countryside, which is where a planning consultant earns their fee.
- Timescales are longer than the 56 day prior approval clock, and the fee structure is different.
Routes people forget
Class R of Part 3 allows an agricultural building to change to a flexible commercial use, which can be the better answer for a building that will never make a good house. A lawful development certificate can settle a disputed existing use before you spend money on a conversion. And if the building is genuinely redundant and the site is constrained, a scheme of fewer, smaller homes inside the Class Q envelope may simply be worth more than a fight over a larger one.
Whatever route you take, start with the local planning authority for the site: find it via gov.uk/find-local-council. General guidance on when planning permission is required is on gov.uk.