; or (ii) the provision for or allowance of kitchen or cafeteria usage by related or outside community organizations. (3) Federal share (A) In general The Federal share of costs for assistance funded through a grant awarded under this subsection shall not exceed 80 percent of the total cost of the durable equipment or infrastructure. (B) Matching As a condition on receiving a grant under this subsection, an eligible entity shall provide matching support in the form of cash or in-kind contributions. (C) Waiver The Secretary may waive or vary the requirements of subparagraphs (A) and (B) if the Secretary determines that undue hardship or effective exclusion from participation in the grant program under this subsection would otherwise result. (4) Authorization of appropriations (A) In general There are authorized to be appropriated $25,000,000 to carry out this subsection for each of fiscal years 2017 through 2022. (B) Technical assistance The Secretary may use not more than 5 percent of the amount made available to carry out this subsection for each fiscal year to provide technical assistance to applicants and prospective applicants in preparing applications and creating financing packages that leverage a mix of public and private funding sources. . 3. Training and technical assistance for school food service personnel The Richard B. Russell National School Lunch Act is amended by inserting after section 21 ( 42 U.S.C. 1769b–1 ) the following: 21A. Training and technical assistance for school food service personnel (a) In general The Secretary shall carry out a grant program under which the Secretary shall award grants, on a competitive basis, to provide support to eligible third-party training institutions described in subsection (b) to develop and administer training and technical assistance for school food service personnel to meet nutrition standards under section 4(b)(3) and improve efficacy and efficiency of the school lunch program under this Act and the school breakfast program established by section 4 of