Minn. Stat. § 609.5633: USE OF IGNITION DEVICES; PETTY MISDEMEANOR.

A student who uses an ignition device, including a butane or disposable lighter or matches, inside an educational building and under circumstances where there is an obvious risk of fire, and arson in the first, second, third, or fourth degree was not committed, is guilty of a petty misdemeanor. This section does not apply if the student uses the device in a manner authorized by the school.

For the purposes of this section, "student" has the meaning given in section 123B.41, subdivision 11.