(1) In this section:
(a) “Traditional tribal regalia” means a tribe’s traditional dress or recognized objects of religious or cultural significance, including tribal symbols, beads, and feathers.
(b) “Tribe” means a federally recognized American Indian tribe or band or an American Indian tribe or band that was previously a federally recognized American Indian tribe or band.
(2) No school board or charter school may prohibit a pupil who is any of the following from wearing traditional tribal regalia at a graduation ceremony or school-sponsored event:
(a) A member of a tribe.
(b) A descendant of a member of a tribe.
(c) Eligible to be enrolled as a member of a tribe.