; (ii) building design; (iii) permit approvals; and (iv) real estate arrangements. (B) Project development An eligible entity that completes the planning and design of the regional project under subparagraph (A) may use the remaining grant funds for the completion of the construction and implementation of the regional project. (3) Matching funds requirement An eligible entity that receives a grant under subsection (b) shall provide non-Federal funding equal to not less than 10 percent of the amount of the grant. (4) Reservation of grant funds The Secretary shall reserve 20 percent of the funds made available under subsection (h) for each fiscal year to award grants to eligible entities that convene collaborative groups that include a representative of a private company or association that is located in the region. (g) Review of grant program (1) Government Accountability Office review The Comptroller General of the United States shall conduct a review of the implementation of this section for— (A) the 2-year period beginning on the date on which the Secretary begins to accept applications for grants under this section; and (B) each 4-year period thereafter. (2) Reports to Congress The Secretary shall submit to Congress an annual report describing— (A) funding decisions under this section; (B) a justification for each grant awarded under this section; and (C) with respect to each regional project that has received a grant under this section, the extent to which— (i) benchmarks for the project have been met in accordance with the timeline for the project; and (ii) the project may be considered an example to other municipalities desiring a grant under this section. (h) Funding Of amounts made available for the Dislocated Worker National Reserve fund under section 132(a)(2)(A) of the Workforce Innovation and Opportunity Act ( 29 U.S.C. 3172(a)(2)(A) ), $100,000,000 shall be used to carry out this section for each of fiscal years 2018 through 2027. .