49 CFR §383.119
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
In order to obtain a tank vehicle endorsement, each applicant must have knowledge covering the following:
- (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.