(a) Any officer or authorized representative of the Tennessee bureau of investigation designated by the director of that bureau may:

(1) Carry firearms in the performance of the individual's official duties;

(2) Execute and serve search warrants, arrest warrants, subpoenas and summonses issued under the authority of this state;

(3) Make arrests without warrant for any offense under part 3 of this chapter and this part, or title 39, chapter 17, part 4, committed in the individual's presence, or if the individual has probable cause to believe that the person to be arrested has committed or is committing a violation of part 3 of this chapter and this part, or title 39, chapter 17, part 4 that may constitute a felony;

(4) Make seizures of property pursuant to part 3 of this chapter and this part, or title 39, chapter 17, part 4; or

(5) Perform other law enforcement duties as the director of the bureau designates.

(b) It is the duty of the principal, or of the comparable chief administrative officer designated by any other equivalent title, of any school, public, private, denominational or parochial, who has probable cause to believe that any person has committed, or is committing, any violation of part 3 of this chapter and this part, or title 39, chapter 17, part 4, upon the school grounds or within any buildings or structures embraced by such individual's administrative responsibility, to report the probable cause intelligence immediately to the sheriff of the county if the school is in an unincorporated area, or to the police chief or other equivalent law enforcement official if the school is located within an incorporated municipality.