Indiana Code Title 31. Family Law and Juvenile Law § 31-11-3-8

(1) the party did not execute the agreement voluntarily; or

(2) the agreement was unconscionable when the agreement was executed.

(1) a provision of a premarital agreement modifies or eliminates spousal maintenance; and

(2) the modification or elimination causes one (1) party to the agreement extreme hardship under circumstances not reasonably foreseeable at the time of the execution of the agreement;