Indiana Code Title 20. Education § 20-27-9-16

(1) remove the flasher lights;

(2) remove the stop arm;  and

(3) paint the bus any color except the national standard school bus chrome yellow.

(1) may retain the flasher lights if the purchaser renders the flasher lights inoperable;

(2) may retain the stop arm if the purchaser renders the stop arm inoperable;  and

(3) shall paint the bus any color except the national standard school bus chrome yellow.