(1) This part 1 is repealed upon the occurrence of any one of the following:
(a) The congress or president of the United States declares that the Darfur genocide has been halted for at least twelve months;
(b) The United States revokes all sanctions imposed against the government of Sudan; or
(c) The congress or president of the United States, through legislation or executive order, declares that mandatory divestment of the type provided for in this part 1 interferes with the conduct of United States foreign policy.
(2) The state treasurer shall notify the revisor of statutes of the occurrence of any of the actions specified in subsection (1) of this section.