Official Ukrainian documents to be legalized by an appropriate consulate or consular section should be firstly stamped with apostille or legalization at Ministry of Justice of Ukraine, Ministry of Foreign Affairs of Ukraine or Ministry of Education and Science of Ukraine.
In Ukraine consular attestation and legalization of documents are most popular for Italy, Spain, the UAE, Qatar, Kuwait, China, Vietnam, Egypt, etc.
In some cases originals (police clearance certificate) are required for apostille or legalization procedures and in others just copies are enough for these procedures: diplomas, transcripts, birth certificates, marriage certificates.