49 CFR 383.119 - Requirements for tank vehicle endorsement.
(a) Causes, prevention, and effects of cargo surge on motor vehicle handling;
(b) Proper braking procedures for the motor vehicle when it is empty, full, and partially full;
(c) Differences in handling of baffled/compartmented tank interiors versus non-baffled motor vehicles;
(d) Differences in tank vehicle type and construction;
(e) Differences in cargo surge for liquids of varying product densities;
(f) Effects of road grade and curvature on motor vehicle handling with filled, half-filled, and empty tanks;
(g) Proper use of emergency systems;
(h) For drivers of DOT specification tank vehicles, retest and marking requirements; and
(i) Operating practices and procedures not otherwise specified.