year of the grant period, an amount equal to 40 percent of the cost of carrying out such program for such year. (C) For the fourth year of the grant period, an amount equal to 60 percent of the cost of carrying out such program for such year. (D) For the fifth year of the grant period, an amount equal to 80 percent of the cost of carrying out such program for such year. (2) Exception (A) In general Notwithstanding paragraph (1), with respect to an exempt institution awarded a grant under this section, for each year of the grant period beginning with the second year through the fifth year, the Secretary shall not require the institution to make a cash contribution from non-Federal sources in an amount that is greater than the amount equal to 5 percent of the cost of carrying out the community college student success program at the institution for such year. (B) Definitions For purposes of this paragraph: (i) Exempt institution The term exempt institution means an eligible institution that is— (I) a Tribal college or university