The procedure for issuing certificates is available at the link:
https://zakon.rada.gov.ua/laws/show/55-2023-%D0%BF#TextA certificate can be obtained from the Ministry of Defense, another central executive body that manages military formations, a law enforcement agency or a special-purpose state body with law enforcement functions, the commander of a unit of the Armed Forces, another military formation formed in accordance with the law or a body that is part of the security forces and defense forces of Ukraine.
The National Information Bureau can also apply for a certificate as a body that keeps records of prisoners of war.
To do this, you need to fill out an application according to the approved
form and send it together with the attachments to the e-mail
fd@uncp.gov.uaFor additional information, you can contact the short number
1648 or
+38 (044) 287-81-65 (calls from abroad).