(1) A person is not excused from answering a question or producing a document in a proceeding on the ground that the answer or document might tend to incriminate the person.
(2) If the person claims, before answering a question or producing a document, that the answer or document might tend to incriminate them, the answer or document is not admissible in evidence in any criminal proceedings, other than in proceedings in respect of the falsity of the answer.