The host country must compare the applicant’s training and the host country’s training.
Validated
The applicant can work there freely.
Refused
If the education is on 4 years or more in the host country,
it allows the host country to refuse access in some cases.
The applicant can make a recourse attached to the European Commission if he considers the request for unjustified.
Validated on conditions
The host country estimates that the contents of the education of the applicant are incomplete.
For the large majority of the cases, the host country can impose (on the choice) either a test, or a training course or additional training.
The host country however is obliged to justify this possible request for complement of training course or education.