The Secretary shall conduct a program of research, development, demonstration, and commercial application for utilizing coal-derived liquid or gaseous fuels, including ultra-clean coal-water slurries, in diesel engines. The program shall address-
(1) required engine retrofit technology;
(2) coal-fuel production technology;
(3) emission control requirements;
(4) the testing of low-Btu highly reactive fuels;
(5) fuel delivery and storage systems requirements; and
(6) other infrastructure required to support commercial deployment.
(