6. A candidate holding a diploma issued by an educational institution outside Québec shall be granted a diploma equivalence if the diploma was issued upon completion of undergraduate or graduate university studies pertaining to legal concepts, rules and institutions substantially similar to those prevailing in Québec and comprising not less than 90 credits or the equivalent, including 45 distributed among the following subjects: civil law, civil procedure, commercial and corporate law, constitutional law, administrative law and criminal and penal law.