Maryland CDL Knowledge Test Sample Questions
Real, Maryland-specific sample questions from our practice question bank, with the correct answer, a full explanation, and a source reference for each. See our national sample questions for topics that apply to every state, or take the full Maryland cdl practice test to test yourself instead of just reading the answers.
General Driving Knowledge
1. What is the fee for a Maryland commercial learner's permit (CLP), and what does it include?
Maryland's CLP application costs $90, which includes the CDLIS record check and the CDL skills test fees.
Source: Maryland MVA, Commercial Driver's License Manual
2. How long is a Maryland CLP valid before it expires?
A Maryland commercial learner's permit is valid for 6 months.
Source: Maryland MVA, Commercial Driver's License Manual
3. What BAC threshold applies specifically to commercial drivers in Maryland?
Maryland holds commercial drivers to a 0.04% BAC threshold, consistent with the federal commercial standard.
Source: Maryland MVA, Commercial Driver's License Manual
4. What must a Maryland CDL applicant complete before the skills test, alongside the knowledge test?
Maryland CDL applicants must complete federally-required entry-level driver training (ELDT) through an FMCSA-registered provider before the skills test.
Source: Maryland MVA, Commercial Driver's License Manual
5. What noncommercial license must a Maryland applicant already hold before applying for a CLP?
Before applying for a Maryland commercial learner's permit, an applicant must already hold a valid noncommercial Class C or higher Maryland driver's license.
Source: Maryland MVA, Commercial Driver's License Manual
More Questions
6. What device rule applies to a Maryland CDL holder under 18 who still holds a learner's permit or provisional license?
A Maryland learner's permit or provisional license holder under 18 may not use a wireless communication device at all while driving, even hands-free, except to contact 911 — this applies regardless of CDL status.
Source: Maryland MVA, Commercial Driver's License Manual
7. Under federal hours-of-service rules that apply to Maryland CDL holders, how many hours of driving are allowed after 10 consecutive hours off duty?
Federal hours-of-service rules allow up to 11 hours of driving after 10 consecutive hours off duty, within a 14-hour on-duty window.
Source: Maryland MVA, Commercial Driver's License Manual