Route markers — Michigan Permit Test
Route markers on the Michigan permit test — 2 rules, each with the reason behind it and a question on it while it is fresh.
The rules
Route markers identify the federal, state and county road systems, such as interstate, U.S. highway, state highway and county route signs.
Knowing which kind of road you are on helps you follow directions and read a map.
Federal, state, and county road systems
In Michigan, state highways are marked with an M, such as State highway M-32.
The M route number tells you you are on a state trunkline highway.
State Route Marker. State highway M-32.
On the test
What do route markers identify?
Federal, state and county road systems. Knowing which kind of road you are on helps you follow directions and read a map. What Every Driver Must Know, p.42: “Federal, state, and county road systems”
How this works
Most practice tests hand you a bank of questions and leave the manual somewhere else. This one puts them together.
You read one law and the reason behind it, then answer a question on that law while it is still fresh. Get it right and you move on; get it wrong and you have found the gap while it is cheap to fix, not on the morning of the exam.
Learning one rule at a time, and proving it immediately, is what turns a manual you skimmed into something you actually know — and it makes studying feel like getting somewhere rather than like waiting to find out.
What it costs
- One payment, once — not a subscription. Nothing renews and there is nothing to cancel, for an exam you sit one time.
- Free to start: a 10-question test and the first section of cards. No sign-up and no account.
- Paying opens the rest of the cards, unlimited full-length practice tests, and retests built from exactly the questions you got wrong.
- Every level up to Prepared — 3 tests passed in a row.
- Do the work, fail the real exam, and we refund you.
Where these come from
Every rule here is checked against What Every Driver Must Know, published by the Michigan Department of State, and against the state code itself. Last checked 2026-10-03.
- src/assets/drivers-manuals/MI.pdf (What Every Driver Must Know, October 2025, Michigan Department of State, retrieved 2026-09-14; sha256 pinned in SOURCES.json)
- src/assets/drivers-manuals/MI.pages.txt (the plain pdftotext fixture every citation here was cut from and verified against; sha256 pinned in SOURCES.json)
- src/assets/drivers-manuals/MI-exam.html (Michigan Department of State, New drivers (18 and older), retrieved 2026-10-03; sha256 pinned in SOURCES.json under examSource; states the test's two portions and no figure)
- https://www.michigan.gov/sos/license-id/new-drivers-18-older
- https://www.michigan.gov/sos/resources/forms/what-every-driver-must-know
- https://www.legislature.mi.gov/Laws/MCL?objectName=mcl-257-309 (read 2026-10-03; requires a knowledge test and a road sign test, states no count or mark)