§ 2. If it is advisable in the light of the effects of medical treatment or rehabilitation, the court may conditionally release the perpetrator as specified in § 1, sentenced to the penalty of a deprivation of liberty not exceeding 3 years, under conditions specified in Articles 77 through 82, without restriction resulting from Article 78 § 1 or 2; the supervision shall be then mandatory. Article 96. § 1. In imposing a penalty of deprivation of liberty without a conditional suspension of its execution, for an offence connected with an addiction to alcohol or a narcotic drug, the court may decide to commit the perpetrator to a closed medical institution for withdrawal treatment, if there is a high probability of him committing another offence connected with his addiction. § 2. The measure specified in § 1 shall not be imposed if the perpetrator was sentenced to the penalty of deprivation of liberty exceeding 2 years. § 3. The duration of the stay in the closed withdrawal treatment institution shall not be fixed in advance, it may, however, not be for less than 3 months or for more than 2 years. The court shall decide on the release from the institution on the basis of the results of the treatment, having heard the opinion from the person conducting the treatment. § 4. The duration of stay of the perpetrator in the institution as specified in § 1 shall be credited to the penalty. Article 97. § 1. Depending on the progress in the treatment of the perpetrator specified in Article 96 § 1, the court may send him, for a probation period lasting from 6 months to 2 years, for outpatient treatment or to a rehabilitation programme in a rehabilitation/treatment facility. At the same time the court may place him under the supervision of a probation officer or a person of public trust, public institution or community organisation whose responsibilities include educational care, preventing the demoralisation of 34