(a) A person commits the offense of communicating a death threat concerning a school employee or student if: 
(1) The person communicates to any other person a threat to cause the death of a school employee or student; 
(2) The threat involves the use of a firearm or other deadly weapon; 
(3) A reasonable person would believe the person making the threat intends to carry out the threat; 
(4) The person making the threat purposely engaged in conduct that constitutes a substantial step in a course of conduct intended to culminate in the commission of the threatened act; and 
(5) There is a close temporal relationship between the threatened act and the substantial step. 
(b) Conduct is not a substantial step under this section unless the conduct is strongly corroborative of the person's criminal purpose. 
(c) Communicating a death threat concerning a school employee or student is a Class D felony. 
(d) As used in this section, “school” means any: 
(1) Elementary school, junior high school, or high school; 
(2) Technical institute or post-secondary vocational-technical school; or 
(3) Two-year or four-year college or university.