Section 226.- Any material, documentary or oral evidence, likely to prove the guilt or the innocence of the accused, is admissible, provided it is not obtained through any inducement, promise, threat, deception or other unlawful means; such evidence shall be produced in accordance with the provisions of this Code or other laws governing production of evidence.
"Section 226/1.- In case where it is appearing in Court that any evidence arised duly but derived by acting in bad faith or derived by means of the data arisen or derived wrongfully, such evidence shall not be admitted by the Court, unless the admission of such evidence will have more useful effect on giving justice than bad effect arisen from an impact on the standard of criminal justice work system or basic right and liberty of people.
1. States Parties shall, in accordance with the provisions of this Part and under procedures of national law, comply with requests by the Court to provide the following assistance in relation to investigations or prosecutions:
(b) The taking of evidence, including testimony under oath, and the production of evidence, including expert opinions and reports necessary to the Court;