reduction: Provided further , That the Secretary shall either reduce the allocation of funds under section 611 for any fiscal year following the fiscal year for which the State fails to comply with the requirement of section 612(a)(18)(A) as authorized by section 612(a)(18)(B), or seek to recover funds under section 452 of the General Education Provisions Act ( 20 U.S.C. 1234a ): Provided further , That the funds reserved under 611(c) of the IDEA may be used to provide technical assistance to States to improve the capacity of the States to meet the data collection requirements of sections 616 and 618 and to administer and carry out other services and activities to improve data collection, coordination, quality, and use under parts B and C of the IDEA: Provided further , That the Secretary may use funds made available for the State Personnel Development Grants program under part D, subpart 1 of IDEA to evaluate program performance under such subpart: Provided further , That States may use funds reserved for other State-level activities under sections 611(e)(2) and 619(f) of the IDEA to make subgrants to local educational agencies, institutions of higher education, other public agencies, and private non-profit organizations to carry out activities authorized by those sections: Provided further , That, notwithstanding section 643(e)(2)(A) of the IDEA, if 5 or fewer States apply for grants pursuant to section 643(e) of such Act, the Secretary shall provide a grant to each State in an amount equal to the maximum amount described in section 643(e)(2)(B) of such Act: Provided further , That if more than 5 States apply for grants pursuant to section 643(e) of the IDEA, the Secretary shall award funds to those States on the basis of the States' relative populations of infants and toddlers except that no such State shall receive a grant in excess of the amount described in section 643(e)(2)(B) of such Act. Rehabilitation services For carrying out, to the extent not otherwise provided, the Rehabilitation Act of 1973 and