The document summarizes recent changes to Ukraine's controlled foreign corporation (CFC) rules and beneficial ownership concepts. It discusses how countries are taking a more sophisticated approach and requiring more economic substance to claim tax treaty benefits. Recent court cases in Russia examined the concept of beneficial ownership and actual recipient of income. The document also outlines amendments made to Ukraine's double tax treaty with Cyprus, including reduced withholding tax rates on dividends, interest, and royalties but also expanding capital gains tax in some cases.