Except as provided in Regulation .03 of this chapter, an official or employee may not: Be employed by an entity subject to the authority of: The official or employee; or The governmental unit with which the official or employee is affiliated; Be employed by an entity which is negotiating or has entered a contract with the governmental unit with which the official or employee is affiliated; or Hold any other employment relationship that would impair the impartiality or independence of judgment of the official or employee.