; and (2) the consultant may receive not more than 10 percent of the profit interest earned by the States participating in the program under this section from the proceeds of successful follow-on investments. (e) Rules Not later than 180 days after the date of enactment of this Act, the Secretary shall issue rules— (1) to determine the eligibility of States that wish to participate in the program established under this section, which shall include the exclusion under section 3(d)(1)(B)(ii); (2) to provide the manner in which States may make the follow-on investments described in this section; (3) that shall permit multiple States to work together to invest in startups; and (4) to determine an appropriate time to make the allocations required under this section with respect to follow-on investments in startups for which the original equity investments were made under the Program. 5. Exits and repayment (a) Exits (1) In general If a State to which an allocation is made under a covered program receives funds from an exit with respect to a covered investment, the State shall use those funds to further invest in startups in the manner contemplated by the applicable covered program. (2) Enforcement The Secretary shall— (A) require that each allocation agreement described in section 3(c)(1)(D) include the requirement under paragraph (1)