Sec. 70.5. Answer to petition; time for answer; contents of answer; service and filing of answer; filing transcript of records

(a) The Commissioner of Labor shall, within eight days after receipt of the petition, file with the board an answer to the petition, and a certified transcript of the record as provided by subdivision 2 of section 657 or 676, as the case may be.

(b) The answer shall contain a denial or an explanation of the material facts which are deemed relevant to the issues raised by the petitioner.

(c) The Commissioner of Labor shall serve by mail, or by any other method permitted by the board including but not limited to electronically, one copy of the answer upon each petitioner, or the attorney or authorized representative of record, and shall file the original with the board with proof of such service.