To rent or sell an apartment, building or premises it is necessary to obtain your energy certificate. Still don’t know what we’re talking about? Don’t worry, we inform you of everything you need to know about the energy certificate in Spain: what it is, what properties should have it, where to get it, how much it costs or what fines you incur if you don’t have it.

energy certificate

What is the energy certificate

What is the energy certificate
the energy certificate It is a mandatory document for anyone wishing to sell or rent a property. It contains an assessment of the energy quality of the building and a series of proposals for improving it. It is valid for 10 years and its main function is to improve the energy efficiency of buildings.

In strictly technical terms, this is a calculation that is done by measuring the energy consumption of the good: heating, electricity, cooling, etc.

Possession of this energy certificate It has been mandatory since June 2013, so it is better to know everything about this document.

Which buildings must have the energy certificate

buildings that must have the energy certificate
In accordance with the regulations must have energy certificate the following dwellings and local buildings:

  • New construction buildings.
  • Buildings or parts of existing buildings that are sold or rented to a new tenant, provided they do not have a valid certificate.
  • Buildings or parts of buildings in which a public authority occupies a total useful area greater than 250 m2 and which are regularly visited by the public.

On another side, are exempt from having the energy certificate the following buildings:

  • Buildings and monuments officially protected because they are part of a declared environment or because of their particular architectural or historical value.
  • Buildings or parts of buildings used exclusively as places of worship and for religious activities.
  • Provisional constructions with an expected useful life of two years or less.
  • Industrial, defense and agricultural buildings or parts thereof, in the part intended for workshops, industrial processes, non-residential defense and agricultural buildings.
  • Isolated buildings or parts of buildings with a total useful area of ​​less than 50 m2.
  • Buildings purchased for major renovations or demolitions.
  • Buildings or parts of existing residential buildings, the use of which is less than four months per year, or for a limited period per year and whose expected energy consumption is less than 25% of what would result from its use throughout the year. ‘year, Provided this is established by a responsible declaration of the owner.

When the energy certificate should be issued

when the energy certificate should be issued
The owner of an apartment is required to communicate that he has the energy certificate when you advertise your apartment. In addition, you must make it available to the buyer or owner when they request it before processing the contract.

Likewise, the energy certificate must always be available when required by the inspections by authorities competent in the matter, either in the construction book, through the owner or the president of the neighborhood community.

Where can you apply for the energy certificate

where you can request the energy certificate
Obtaining the energy certificate depends on the owner of the property. It is he who must send a licensed professional (architects or engineers) to carry out the energy certification of the building.

You can request a budget between the different professionals for obtain the energy certificateIn this sense, you have complete freedom of choice. In addition, there are many options on the Internet, such as directories for energy certification technicians.

How much does the energy certificate cost | Price

how much does the energy certificate cost
Each professional has their own prices. The best thing is that you are asking for a budget or entering websites like Certicalia and enter the data and location of your apartment to see the offers available in the energy certificates. To give you an idea, for an apartment of about 75 m2 the price varies between 50 and 100 euros about.

What are the penalties for not having the energy certificate

what are the penalties for not having the energy certificate
the penalties for not having the energy certificate They are classified as mild (from 301 to 600 euros), serious (from 601 to 1,000 euros) or very serious (from 1,001 to 6,000 euros).


  • Advertise the sale or rental of real estate without mentioning its rating.
  • Do not display the energy label when it is mandatory or display it without having the minimum format or content.
  • Issue certifications without the minimum required information.
  • Do not renew or update the up-to-date certificates.


  • Non-compliance with the methodology for calculating the energy certificate.
  • Sell ​​or rent real estate without handing over the current certificate to the buyer or tenant.
  • Failure to register the energy certificate in the corresponding Autonomous Community.
  • Display a label that does not match the actual certificate.
  • Do not integrate the energy efficiency certificate of the project in the construction project of the building.
  • Recurrence of minor infractions.

Very serious

  • Hide or falsify information when issuing or registering the energy certificate.
  • Advertise in the sale or rental of buildings or part of them a certification that is not supported by a valid certificate duly registered.
  • Act as a certifying technician with relevant training and authority.