Section III. Punishment
Article 48. Deprivation of Freedom
4. Life-time deprivation of freedom shall be established only as an alternative for capital punishment for the commission of especially grave crimes which infringe upon life, and it may be established in cases in which a court decides not to apply capital punishment. Life-time deprivation of freedom shall not be sentenced upon women, as well as to persons having committed a crime under the age of eighteen, and men who reach the age of sixty five by the moment of passing of a given sentence.
National penalties - life imprisonment
EDIT.