Ind. Code § 6-4.1-6-5

Sec. 5. If a probate court files an application with the department of state revenue asking the department to appraise a property interest which is limited, contingent, dependent, or determinable upon a life in being, including but not limited to a life or remainder interest, the department shall, if possible, appraise the property interest. The department shall base its appraisal on the facts stated by the court in the application, and the department shall certify its appraisal in duplicate to the court. The department's certification is competent evidence that the appraisal is correct.