Part One
GENERAL PROVISIONS
Chapter VII
EVIDENTIARY ACTIONS
5. WITNESS
Persons Exempted from the Duty to Testify
Article 109
(1) Unless otherwise prescribed by this Code the following persons shall be exempted from the duty to testify :
1) the accused persons’ spouses and their extra-marital partners ;
2) accused persons` direct blood relatives, collateral blood relatives up to the third degree as well as and their relatives by marriage up to the second degree ;
3) accused persons` adopted children or adoptive parents.
(2) Exemption from the duty to testify referred to in paragraph 1 of this Article shall not relate to persons that were invited to testify in the procedure for the criminal offence of neglecting and abusing a minor, domestic violence or violence in a family community and incest, when a minor person is the injured party.
(3) The court conducting the procedure shall instruct the persons referred to in paragraph 1 of this Article prior to their hearing or as soon as the court learns about their relation with the accused
person that they are not obliged to testify. The instruction and the answer shall be entered in the record.
(4) If grounds exist for a person to refuse to testify with regard to one of the accused persons, that person shall be exempted from the duty to testify with regard to other accused persons as well if his/her testimony may not, by nature of the matter, limited only to other accused persons.
Fair trial standards
Rights during investigation - self incrimination
EDIT.