In this chapter:
(1) "Commission" means the Texas Ethics Commission.
(2) "Complainant" means an individual who files a sworn complaint with the commission.
(2-a) "Executive director" means the executive director of the commission.
(3) "Political party" includes only a political party required to hold a primary election under Section 172.001, Election Code.
(4) "Respondent" means a person who is alleged to have committed a violation of a rule adopted by or a law administered and enforced by the commission.