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, $711,000,000, 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, $400,000,000 shall be transferred to the National Cancer Institute for the purposes described in section 1001(b)(4)(C) of such Act, $57,500,000 shall be transferred to the National Institute of Neurological Disorders and Stroke for the purposes described in section 1001(b)(4)(B) of such Act, and $57,500,000 shall be transferred to the National Institute of Mental Health 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 the Account: Provided further , That the transfer authority provided under this heading is in addition to any other transfer authority provided by law. Substance abuse and mental health services administration Mental health For carrying out titles III, V, and XIX of the PHS Act with respect to mental health, and the Protection and Advocacy for Individuals with Mental Illness Act, $1,393,471,000: Provided , That notwithstanding section 520A(f)(2) of the PHS Act, no funds appropriated for carrying out section 520A shall be available for carrying out section 1971 of the PHS Act: Provided further, That in addition to amounts provided herein, $21,039,000 shall be available under section 241 of the PHS Act to carry out subpart I of part B of title XIX of the PHS Act to fund section 1920(b) technical