If the case is still open, they can test anyone in the household.
Quoting Chris_H If the case is still open, they can test anyone in the household. Neither CPS nor the court can compel this third party to take a drug test. They can ask, but they cannot force the issue.
Quoting Dogmatique Neither CPS nor the court can compel this third party to take a drug test. They can ask, but they cannot force the issue. However, just to repeat what was already pointed out, if she refuses, CPS might refuse to continue placing the children with their father.
Oh yes, of course! But that wasn't the question.
Quoting Dogmatique Oh yes, of course! But that wasn't the question. The question asked "can they test" not "can they compel the test."