Unless the context in this chapter clearly indicates otherwise, the following terms and phrases shall have these meanings:

(1) "Appeal" means a request for a hearing before and decision by the office of administrative hearings in a matter involving unemployment insurance benefits.

(2) "Petition for hearing" means a request for hearing before and decision by the office of administrative hearings in a matter involving unemployment insurance taxes.

(3) "Petition for review" means a request directed to the commissioner for a review of the proceedings held and decision issued by the office of administrative hearings.

(4) "Advisement order" means an order issued by the commissioner on his or her own motion assuming jurisdiction over a matter heard and/or decided by the office of administrative hearings.

(5) "Commissioner" means the commissioner's review office of the employment security department.