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Elaborato planimetrico (building layout plan)

In short

The elaborato planimetrico (building layout plan) shows how a building is divided into units (subalterni), common parts included, with the list of who is registered for each. It is not the floor plan of a flat: it is the layout of the whole building, and it is reserved for owners and their delegates.

The document at a glance

What it contains
The layout of the building with its numbered units · the common parts (stairs, entrance halls, courtyards) with their unit number · the list of units with category and registered owners
What it is for
Understanding what a property really includes: which cellar, which parking space, which share of a common part. It is the document that settles doubts about appurtenances.
Who can request it
Only holders of a right in rem over the property and those with their written delegation.
Where to request it
The online reserved area of the Agenzia delle Entrate (Italian Revenue Agency) if you are the registered owner, otherwise the office counter with the delegation. Not every building has one on file.
What it costs
Free on your own properties in the reserved area.
How long it takes
Immediate online, where it exists.
Legal value
No.
What it does not say It does not exist for every building. It has been compulsory since 1987, and for buildings registered before then it may simply not be there: its absence is not an error in the archive, and does not mean the units are not valid.

The case that makes it necessary

You buy a flat and the listing says “with cellar”. On the visura you find unit (subalterno) 12, category A/3, and nothing else: the cellar, if it is a unit of its own, has another number, and if nobody tells you, you do not know which. The elaborato planimetrico is the sheet that lines up all the units in the building and says which belongs to whom, common parts included.

It is the document that uncovers phantom appurtenances: the parking space the seller takes for granted and that the cadastre records as someone else's, the cellar recorded as a common part, the attic that was never registered.

Why it is restricted, and what to do without it

It contains the layout of the building with the registered owners of each portion, so the Agenzia gives it only to owners and delegates. A buyer who does not yet hold any right in rem asks the seller for it, or has a surveyor request it with a delegation: it is a normal request in a negotiation.

How to get it · not from us

The Agenzia provides it, and only to the registered owner

Who issues itAgenzia delle Entrate · cadastre
Go to the Agenzia's reserved area →

checked on 28 July 2026

Free, on the map

How many sub-units that building has

On the map the building has its outline and its record data. The elaborato planimetrico is for when the question is how it is divided inside, and only the cadastre answers that.

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The document after this one

Planimetria catastale (floor plan) The interior drawing of a single unit. Visura catastale (cadastral record) Category, cadastral income and registered owners of that unit. Ispezione ipotecaria (mortgage search) What weighs on that property and its appurtenances.

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Costs, channels and access requirements are procedures of the body that issues the document, checked at source on 28 July 2026. Before you act, check on the body's website.