24 Mitigation of penalty may be applied after actual completion by convicted of: a) at least a quarter of a penalty inflicted by a court for a crime of a minor social danger or less serious; b) at least a third of a penalty inflicted by a court for a serious crime as well as an intentional crime, if a person has been previously convicted to imprisonment for an intentional crime; c) at least a half of a penalty inflicted by a court for a especially serious crime as well as on a person conditionally early released previously or to whom a penalty was mitigated and who committed a new intentional crime during unserved term of penalty. (As amended by the Law of 29.08.2001). When substituting an unserved term of imprisonment with correctional labor, the latter shall be imposed within time limits established for that type of penalty, and shall not exceed unserved term of imprisonment. Substitution of an unserved term of imprisonment with a lenient one shall not be applied to persons listed in Paragraph 4 of Article 73 of this Code. A conditional early release as envisaged by Article 73 of this Code may be applied to persons, in respect of whom a penalty was mitigated, after completion of a more lenient term of a penalty. If a person, to whom a mitigation of penalty was applied, during unserved term of a penalty, commits a new intentional crime, a court shall inflict a penalty as envisaged by Article 60 of this Code. Article 75. Discharge from Penalty due to Illness or Disablement A person, who after rendering of a sentence, acquired a mental disease and therefore cannot be aware of character of his actions and to direct them, as well as a person acquired other serious illness impeding serving a penalty, shall be released therefrom. A court may apply compulsory medical measures to the persons listed in Paragraph 1 of this Article. If the diseases have been cured, a penalty may be executed, if it occurs before expiration of term of execution envisaged by Article 69 of this Code, calculated since a date of application by a court of compulsory medical measures. Military servicemen convicted to committing to a disciplinary unit or suspension from an office, if they are recognized unable to perform military service due to health conditions, shall be discharged from penalty. Military servicewomen shall be discharged from penalty of suspension from office and in connection with a maternity leave. Disabled persons or acquired retiring age during serving correctional labor, or women provided with a maternity leave while serving thereof shall be discharged from the penalty. Article 76. Discharge from Penalty due to Act of Amnesty or Pardon A convicted person may, in full or in part, be discharged from a primary and unserved penalty, or subject to early conditionally release, or substitution of unserved term of penalty with a lenient one due to an act of amnesty or pardon. If a person, to whom an early conditionally release, or substitution of unserved term of penalty with a lenient one due to an act of amnesty or pardon were applied, during unserved term of a penalty