Indiana Code Title 20. Education § 20-29-7-1

(1) Interfere with, restrain, or coerce school employees in the exercise of the rights guaranteed in IC 20-29-4.

(2) Dominate, interfere, or assist in the formation or administration of any school employee organization or contribute financial or other support to the organization.  Subject to rules adopted by the governing body, a school employer may permit school employees to confer with the school employer or with any school employee organization during working hours without loss of time or pay.

(3) Encourage or discourage membership in any school employee organization through discrimination in regard to:

(4) Discharge or otherwise discriminate against a school employee because the employee has filed a complaint, affidavit, petition, or any information or testimony under this article.

(5) Refuse to bargain collectively with an exclusive representative as required by this article.

(6) Fail or refuse to comply with any provision of this article.

(1) a complaint is filed that alleges an unfair practice has occurred with respect to a subject that may be discussed under this article;  and

(2) the complaint is found to be frivolous;