What is CRU / Código de Registro Único?

The Código de Registro Único (CRU), also known as the Identificador Único de Finca Registral (IDUFIR), is a unique 14-digit number that is assigned to every property in Spain. It serves as a unique identifier of the property throughout the country and is used in all official registers, including the land register and the cadastre.

Important points:

• The CRU is created automatically for every registered property in Spain.
• It is unchangeable and remains the same even if ownership changes.
• The CRU facilitates the identification of a property in official registers and thus simplifies administrative processes and transactions.
• It is useful for various purposes, e.g. for applying for a land register entry, paying taxes or applying for a mortgage.

Where can I find the CRU?

You will find the CRU in the following documents:

• Nota simple: This is an extract from the land register containing information about the property, including the CRU.
• Cadastral deed: This deed contains information about the location and size of the property as well as the CRU.
• Purchase contract: The purchase contract for a property should include the CRU.

Conclusion:

The CRU is an important identifier for any property in Spain. It facilitates the identification of the property in official registers and thus simplifies administrative processes and transactions.