For budgetary purposes and organizational hierarchy purposes a common organizational nomenclature shall be used in the structure of state government.
Organizations for such purposes shall be:
Agency - the principal administrative organization of state government as defined in Section 25-9-107(d), headed by an executive director or such other official as prescribed by statute;
Office - the principal organization of an agency; whenever the term "division" or any other term appears to denote the principal organization of a department, it shall mean "office" for purposes of this section;
Bureau - the principal organization of an office;
Division - the principal organization of a bureau;
Branch - the principal organization of a division;
Section - the principal organization of a branch;
Unit - the principal organization of a section;
Advisory board - a body appointed to function on a continuing basis to study and recommend solutions and policy alternatives to problems arising in a specific agency or program of state government.
The nomenclature outlined in this section shall be only for budgetary purposes and organizational hierarchy purposes and shall not define job classifications or salary ranges. The State Personnel Board shall ensure that all agencies within state government as defined in Section 25-9-107(d) conform with the common organization nomenclature provided in this section, except where otherwise provided by law or determined to be necessary by the State Personnel Board.