GENERAL PART
Chapter Two
APPLICATION OF THE PENAL CODE
1. Personal Application
Special Personal Application
Article 5
(3) A special law that defines the criminal liability of minors may also determine that persons, who were already adults at the time of committing a criminal offence but under the age of 21 (young adults), may be imposed criminal sanctions for minors instead of a sentence with regard to their personal development.
Age of criminal responsibility - national proceedings
EDIT.