H endorsement: placarding, shipping papers and the segregation table.
Most Hazardous Materials questions are the same federal material in every state. One question in the app is written for Kentucky alone, from the Kentucky Commercial Driver License Manual (Revised 12/2024).
KYTC can use a TWIC document as proof of the security threat assessment. Send a copy of both sides to the CDL Section, and it is added to the driving record.
One example, answer shown. Practicing the rest happens in the app.
Table 2 materials need placards once the aggregate gross weight, including packaging, reaches 1,001 pounds. Table 1 materials must be placarded in any amount.