In this article
A garden shed, a converted container, a prefabricated wooden cabin. These are structures that people place on their plots with the feeling that “this isn’t really a building.” But for planning law, any built element with a degree of permanence may be treated as a construction and, as such, may require a permit.
What the law actually says
Article 2 of Royal Legislative Decree 7/2015 of 30 October (TRLS) defines land and construction broadly. Prefabricated structures with a permanent character are treated as buildings for planning purposes.
Law 38/1999 of 5 November on Building Regulation (LOE) establishes in its Article 2 that constructions for residential, industrial, agricultural and other uses — including temporary installations when they have a permanent character — fall within its scope.
The key concept is “permanence.” A prefabricated shed that is anchored to the ground, connected to services (water, electricity) or that has remained on the plot for years without being removed tends to be classified as a permanent construction. On rural land, the construction of buildings is subject to stricter requirements and, in many cases, is directly prohibited except for uses linked to agricultural or forestry activities.
Steps you can take, in order
- Establish the type of land on which the shed stands. Urban, developable or rural. The applicable regime is completely different in each case.
- Assess the permanent character of the shed. Does it have fixed foundations or anchors? Is it connected to any services? How long has it been on the plot?
- Check how long the shed has been there and whether the violation has become time-barred.
- Check whether it can be legalised. Consult the municipal plan and the local building regulations.
- If the shed is demountable and you remove it voluntarily before the decision is issued, the restoration proceedings may be closed.
- Submit written representations within the ten-working-day deadline from receipt of the statement of charges.
Common errors made by councils
Error 1: Classifying a clearly demountable shed as a permanent construction. A plastic garden shed with no ground anchors, no service connections and easily transported does not receive the same treatment as a fixed structure.
Error 2: Applying the rural-land regime to a shed on urban land. On urban land, small auxiliary constructions are generally treated more flexibly.
Error 3: Failing to check how old the shed is before opening proceedings. If the shed has been on the plot for eight years and the violation becomes time-barred after four, the punitive proceedings are invalid.
Error 4: Ordering removal without giving a voluntary compliance period. The owner must be given a period to remove the shed voluntarily before the council does so at their expense.
Anonymous real-life case
Marcos D. had a 15 m² prefabricated wooden shed on his plot on the outskirts of Toledo. It had been in place for six years. Under the regional legislation of that autonomous community, the violation became time-barred after four years. Both the punitive proceedings and the restoration proceedings had already become time-barred when the council opened them. We submitted a statute-of-limitations argument supported by documentation proving the shed’s age. The council closed both sets of proceedings.
Frequently asked questions
Does a 6 m² garden shed require a planning permit? It depends on the municipality. Many municipalities exempt auxiliary constructions below a certain floor area from the permit requirement, or require only a prior communication. Check the local regulations.
Can I remove the shed to avoid the proceedings? If you remove the shed before the punitive decision is issued, the restoration proceedings may be closed. The punitive proceedings may continue for the violation already committed.
Can a shed on rural land be legalised? On unprotected rural land, it depends on the regional legislation and the use of the shed. If it is for agricultural use or storage of farming equipment, some regional laws allow it with a special authorisation.
If the shed was installed by the tenant of my plot, am I responsible? Liability for planning violations may fall on the owner, the developer or the person who carried out the work. If you can prove that a third party installed it without your authorisation, there may be scope to exclude your liability. [CHECK THE LEGAL POSITION]
What if the shed appears on the cadaster? Its inclusion in the cadaster proves its existence and age, which may be useful for calculating the limitation period. However, appearing on the cadaster does not legalise the structure.
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Legal notice: This article is for informational purposes only and does not constitute personalised legal advice. Every case has its own particular circumstances. Consult a professional before taking any action.
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