Indiana Code Title 35. Criminal Law and Procedure § 35-45-5-4.5

(1) specify the illegal gambling activity;

(2) state that the operator has not more than thirty (30) days after the date the notice is received to remove the illegal gambling activity;  and

(3) state that failure to remove the illegal gambling activity not more than thirty (30) days after receiving the notice may result in the filing of criminal charges against the operator.

(1) in compliance with Rule 4.1, 4.4, 4.6, or 4.7 of the Indiana Rules of Trial Procedure;  or

(2) by publication in compliance with Rule 4.13 of the Indiana Rules of Trial Procedure if service cannot be made under subdivision (1) after a diligent search for the operator.

(1) is admissible in a criminal proceeding under this chapter;  and

(2) constitutes prima facie evidence that the operator had knowledge that illegal gambling was occurring on the operator's Internet site.