In this chapter, the following terms have the meanings indicated. Terms Defined. “Department” means the Department of Budget and Management. “Hearing officer” means an officer designated by the Secretary to conduct a hearing pursuant to this chapter. “Notice” means a written document sent by certified mail, return receipt requested. “Party” means the Department or any person whose rights are being adjudicated by the Secretary at a hearing. “Secretary” means the Secretary of Budget and Management or his designee.