Which buildings have to have the certificate?

The buildings of new construction.
The buildings or parts of existing buildings that are sold or hire a new lessee. The unit, plant|floor, house|housing or apartment are understood on the part of a building in a building or premises destined to|in independent use or of different juridical titularity, designed or modified for its|his|her|their independent utilization.
The buildings or parts of existing buildings in which a public entity occupies a superior|upper total useful surface|area in 250 m2 and that are usually frequented by the public

Edificis and monuments protected officially to be part of a stated environment or for its|his|her|their particular architectural or historical value, when the fulfillment|compliment of the demands of the Decree could|might alter its|his|her|their character or aspect|look in an unacceptable way.
Buildings or units of buildings used exclusively as places of worship and for religious activities.
Provisional constructions with a specified period of utilization equal or inferior to two years.
Industrial and agricultural buildings, in|on the part destined for workshops, non residential industrial and agricultural processes.
Buildings or units of isolated buildings with a total useful surface|area inferior to 50 m².
Buildings that they buy for important reforms or for its|his|her|their demolitio
Buildings or parts of existing buildings of houses|housings with a use inferior to four months in a year, or during a time|weather limited to the year and with a consumption foreseen of energy inferior to 25% of what would work out of its|his|her|their utilization during all the year.