Fund established under section 402A(c) of the PHS Act, $12,600,000 is appropriated to the Common Fund from the 10-year Pediatric Research Initiative Fund described in section 9008 of title 26, United States Code, for the purpose of carrying out section 402(b)(7)(B)(ii) of the PHS Act (relating to pediatric research), as authorized in the Gabriella Miller Kids First Research Act. Buildings and facilities For the study of, construction or demolition of, renovation of, and acquisition of equipment for, facilities of or used by NIH, including the acquisition of real property, $128,863,000, to remain available through September 30, 2022. NIH Innovation Account For necessary expenses to carry out the purposes described in section 1001(b)(4) of the 21st Century Cures Act, in addition to amounts available for such purposes in the appropriations provided to the NIH in this Act, $496,000,000, to remain available until expended: Provided , That such amounts are appropriated pursuant to section 1001(b)(3) of such Act and are to be derived from amounts transferred under section 1001(b)(2)(A) of such Act: Provided further , That of the amount appropriated under this heading, $300,000,000 shall be transferred to the “National Cancer Institute” account for the purposes described in section 1001(b)(4)(C) of such Act, $43,000,000 shall be transferred to the “National Institute of Neurological Disorders and Stroke” account for the purposes described in section 1001(b)(4)(B) of such Act, and $43,000,000 shall be transferred to the “National Institute of Mental Health” account for the purposes described in section 1001(b)(4)(B) of such Act: Provided further , That remaining amounts may be transferred by the Director of the NIH to any accounts of the NIH: Provided further , That upon a determination by the Director that funds transferred pursuant to any of the previous provisos are not necessary for the purposes provided, such amounts may be transferred back to this account: Provided further , That the transfer authority provided