CALIFORNIA EVIDENCE: CIVIL AND CRIMINAL
...Privileges
......Marital Privileges
.........Not to Testify or be Called
............Privilege Upheld
2 Cards On This Topic:

Admission of legal wife's testimony against D husband error; judges may not coerce witnesses into waiving privileges.

Where spouses' interests incapable of segregation, they are incompetent to testify in action filed against other without consent.