; (B) enables improved or expanded supply and production of domestic emission reducing fuels and components; or (C) ensures the long term, secure, and sustainable supply of critical materials. (d) Standard of review The Secretary shall periodically review activities carried out under this section to determine the achievement of technical milestones as determined by the Secretary. (e) Technology testing and metrics In carrying out the program under subsection (a), the Secretary, in coordination with the National Institute of Standards and Technology, shall— (1) develop voluntary, consensus-based standard testing procedures, methodologies, and best practices for evaluating the performance of advanced vehicle technologies, including heavy vehicle technologies under a range of representative duty cycles and operating conditions, including for electrified and hydrogen fuel cell systems