; (ii) a description of all programs and activities using funds provided pursuant to the authorization of appropriations under subsection (c); and (iii) how the programs and activities are responding to the opioid epidemic. (B) Additional reports At the request of the Committee on Health, Education, Labor, and Pensions or the Committee on Appropriations of the Senate, or the Committee on Energy and Commerce or the Committee on Appropriations of the House of Representatives, the Commissioner shall provide an update in the form of testimony and any additional reports to the respective congressional committee regarding the allocation of funding under this section or the description of the programs and activities undertaken with such funding. (f) Limitations Notwithstanding any transfer authority authorized by this Act or any appropriations Act, any funds made available pursuant to the authorization of appropriations under subsection (c) may not be used for any purpose other than the programs and activities described in subsection (d) to address the opioid and substance use epidemic. (g) Sunset This section shall expire at the end of fiscal year 2027. 102. Substance Abuse and Mental Health Services Administration The entirety of the funds made available pursuant to section 101(d)(1) shall be for carrying out subsections (c) and (d) of section 1003 of the 21st Century Cures Act, as amended by section 203. 103. Centers for Disease Control and Prevention (a) Addressing opioid use disorder The entirety of the funds made available pursuant to section 101(d)(2) shall be for the Director of the Centers for Disease Control and Prevention, pursuant to applicable authorities in the Public Health Service Act ( 42 U.S.C. 201 et seq.), to continue and expand programs of the Centers for Disease Control and Prevention to address opioid use disorder, including by— (1) improving the timeliness and quality of data on the opioid epidemic, including improvement of— (A) data on fatal and nonfatal overdoses; (B) syndromic surveillance