re: affirming subsidarity, rather than perfection
How family law will change our lives: a practical case

The new regulation establishes that where a court of a Member State is seized to rule on an application for divorce, legal separation or marriage annulment pursuant, "the courts of that State shall have jurisdiction to rule on matters of the matrimonial property regime arising in connection with that application."
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However, so far, only 18 out of 28 EU members have expressed their wish to participate: Sweden, Belgium, Greece, Croatia, Slovenia, Spain, France, Portugal, Italy, Malta, Luxembourg, Germany, the Czech Republic, the Netherlands, Austria, Bulgaria, Finland and Cyprus.

referred by Bulgaria, not yet land of the spouses

Diversity is the key to economic and political evolution.