GENERAL PART
SECTION I. GENERAL PROVISIONS
CHAPTER 2. PRINCIPLES OF CRIMINAL PROCEDURE
Article 18. Adversarial Trial
(7) The parties involved in the criminal proceeding are equal in their rights. The court shall base the procedural decision only on the evidences (proofs), that were equally accessible for studies (examination) for both parties.
Fair trial standards
Equality of arms
Admissibility of evidence - national proceedings
EDIT.