1. This Act may be cited as the Canada Evidence Act.

2. This Part applies to all criminal proceedings and to all civil proceedings and other matters whatever respecting which Parliament has jurisdiction.

3. A person is not incompetent to give evidence by reason of interest or crime.

4. (1) Every person charged with an offence, and, except as otherwise provided in this section, the wife or husband, as the case may be, of the person so charged, is a competent witness for the defence, whether the person so charged is charged solely or jointly with any other person.

(2) The wife or husband of a person charged with an offence under subsection 136(1) of the Youth Criminal Justice Act or with an offence under any of sections 151, 152, 153, 155 or 159, subsection 160(2) or (3), or sections 170 to 173, 179, 212, 215, 218, 271 to 273, 280 to 283, 291 to 294 or 329 of the Criminal Code, or an attempt to commit any such offence, is a competent and compellable witness for the prosecution without the consent of the person charged.

(3) No husband is compellable to disclose any communication made to him by his wife during their marriage, and no wife is compellable to disclose any communication made to her by her husband during their marriage.

(4) The wife or husband of a person charged with an offence against any of sections 220, 221, 235, 236, 237, 239, 240, 266, 267, 268 or 269 of the Criminal Code where the complainant or victim is under the age of fourteen years is a competent and compellable witness for the prosecution without the consent of the person charged.

(5) Nothing in this section affects a case where the wife or husband of a person charged with an offence may at common law be called as a witness without the consent of that person.

(6) The failure of the person charged, or of the wife or husband of that person, to testify shall not be made the subject of comment by the judge or by counsel for the prosecution.

5. (1) No witness shall be excused from answering any question on the ground that the answer to the question may tend to criminate him, or may tend to establish his liability to a civil proceeding at the instance of the Crown or of any person.

(2) Where with respect to any question a witness objects to answer on the ground that his answer may tend to criminate him, or may tend to establish his liability to a civil proceeding at the instance of the Crown or of any person, and if but for this Act, or the Act of any provincial legislature, the witness would therefore have been excused from answering the question, then although the witness is by reason of this Act or the provincial Act compelled to answer, the answer so given shall not be used or admissible in evidence against him in any criminal trial or other criminal proceeding against him thereafter taking place, other than a prosecution for perjury in the giving of that evidence or for the giving of contradictory evidence.