Sec. 3. A witness who fails or refuses to testify at a proceeding described in this act after service of a true copy of the order granting the witness immunity is guilty of contempt.
Failure or refusal to testify at proceeding after grant of immunity; contempt.
Mich. Comp. Laws § 780.703, under GRANTING IMMUNITY TO WITNESSES.
Mich. Comp. Laws § 780.703