39-2-904. Elements of wrongful discharge -- presumptive probationary period. (1) A discharge is wrongful only if:
(a) it was in retaliation for the employee's refusal to violate public policy or for reporting a violation of public policy;
(b) the discharge was not for good cause and the employee had completed the employer's probationary period of employment; or
(c) the employer violated the express provisions of its own written personnel policy.
(2) (a) During a probationary period of employment, the employment may be terminated at the will of either the employer or the employee on notice to the other for any reason or for no reason.
(b) If an employer does not establish a specific probationary period or provide that there is no probationary period prior to or at the time of hire, there is a probationary period of 6 months from the date of hire.