From Section 11 of the Illinois Commercial Driver’s License Study Guide

Illinois CDL Charter Bus Practice Test

Who takes it: Class B and C, for the C endorsement.

Illinois only: a charter bus taking students to school activities. 20 questions, 16 right to pass (80%).

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Practice Charter Bus

  • 10questions a round
  • 1manual section
Exam mode

Take the Charter Bus test

  • 20questions
  • 16correct to pass
  • –no test taken yet
Section 11 · p. 138–138 of the Illinois Commercial Driver’s License Study Guide (July 2025 (DSD CDL 10.30)), opens in a new tab

A Charter Bus question to try

How should the charter bus's emergency door be while you drive students?

Tap an answer to see if you’re right, and the page

Where it is in the Illinois Commercial Driver’s License Study Guide

Your score on each part fills in as you study.

  • Manual section 11
  • Illinois Charter Bus endorsementNot practiced yetp. 138

The manual says to also study Sections 4 and 10 for this test, so when a practice test needs more questions than this section has, it adds some from those sections.

Only in the Illinois manual

Rules for this test that the Illinois Commercial Driver’s License Study Guide prints and other states' manuals don't.

  • Charter Bus

    A driver who already holds a CDL with P and S endorsements plus an Illinois School Bus Permit of the same class as the charter bus does not need the Charter Bus endorsement. p. 138

  • Charter Bus

    A Charter Bus endorsement applicant must pass an Illinois-specific criminal background check done through an approved vendor. p. 138

  • Charter Bus

    A Charter Bus endorsement applicant must complete a medical examination that includes drug testing; a current IDOT medical card is acceptable. p. 138

  • Charter Bus

    A Charter Bus endorsement applicant must affirm under penalty of perjury that they made no false statement and did not knowingly hide any important fact in the application. p. 138

  • Charter Bus

    Driving a charter bus for an Illinois school: keep the emergency door unlocked (if it has a lock) but securely latched, and never back the bus at the school with students nearby unless a responsible person is there to guide you. p. 138

  • Charter Bus

    On a school charter, enter and leave expressways as quickly and safely as possible, merging with the flow of traffic, and don't come to a complete stop just before entering a high-speed expressway unless absolutely necessary. p. 138

Practice material, not the official test: check every answer in your state's current handbook. Disclaimer · How the rounds work · SOS

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