1.C
2.D
3.B
4.C
5.D
6.C
7.B
8.D
9.A
10.C
11.A
12.B
13.D
14.C
15.A
16.C
17.B
18.A
19.D
20.C
21.B
22.C
23.A
24.D
25.B
26.D
27.C
28.B
29.A
30.D
31.C
32.A
33.D
34.B
35.C
36.D
37.A
38.C
39.B
40.C
41.B
42.D
43.C
44.A
45.D
46.C
47.A
48.C
49.B
50.D
51.A
52.C
53.D
54.B
55.A
56.D
57.B
58.A
59.C
60.D
61.A
62.C
63.B
64.C
65.D
66.A
67.B
68.C
69.D
70.B
71.C
72.A
73.D
74.C
75.B
76.D
77.A
78.B
79.C
80.D
81.A
82.C
83.B
84.D
85.A
86.C
87.D
88.B
89.C
90.A
Facts verified Oct 16, 2026 against Federal Motor Carrier Safety Administration (FMCSA), U.S. DOT; tests administered by each state driver licensing agency. Dates that have passed are removed automatically.
| Item | Detail | Official source |
|---|---|---|
| Passing score | 80% on each knowledge test | ecfr.gov |
| Exam fee (Hazmat endorsement (TSA threat assessment)) | $85.25 | tsa.gov |
| Exam fee (Hazmat endorsement, TWIC holder) | $41.00 reduced rate | tsa.gov |
| Retake policy | Retake must use a different test version | ecfr.gov |
| Validity (Commercial learner's permit) | Max 1 year from initial issuance without retesting | ecfr.gov |
| Delivery | Written, verbal or computer; foreign language allowed, no interpreter | ecfr.gov |
| Eligibility (Commercial learner's permit) | Age 18+; 14-day wait before the skills test | ecfr.gov |
Facts verified Oct 16, 2026 against Federal Motor Carrier Safety Administration (FMCSA), U.S. DOT; tests administered by each state driver licensing agency. Dates that have passed are removed automatically.
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