(a) Except as otherwise provided in this subsection, this chapter applies to a member of the legislature, to a legislative employee, and to public members of the committee. This chapter does not apply to
(1) a former member of the legislature or to a person formerly employed by the legislative branch of government unless a provision of this chapter specifically states that it applies;
(2) a person elected to the legislature who at the time of election is not a member of the legislature.
(b) The provisions of this chapter specifically supersede the provisions of the common law relating to legislative conflict of interest that may apply to a member of the legislature or a legislative employee. This chapter does not supersede or repeal provisions of the criminal laws of the state. This chapter does not exempt a person from applicable provisions of another law unless the law is expressly superseded or incompatibly inconsistent with the specific provisions of this chapter.