Do you need a certificate of innocence to immigrate to Spain?

Immigration to Spain requires a certificate of innocence. Take the purchase of houses by Spanish immigrants with loose immigration conditions as an example. The application conditions are as follows:

1. Non-EU citizens;

2. 18 years old or older;

3. There is no criminal record defined by Spanish law in Spain or the country where he has lived in the last five years;

4. Not on the refused entry list of Schengen countries;

5. Public medical insurance or private medical insurance must be valid in Spain;

6. It can be proved that there are financial resources to meet the living expenses of myself and my family during their stay in Spain;

7. I paid the visa fee.