IC 6-2.5-5-47: Coins, bullion, and legal tender

Sec. 47. Transactions involving the sale of or the lease or rental of storage for:

(1) coins that are permitted investments by an individual retirement account or by an individually-directed account under 26 U.S.C. 408(m);

(2) bullion that would be a permitted investment by an individual retirement account or by an individually-directed account under 26 U.S.C. 408(m) if the bullion was in the physical possession of a trustee; or

(3) legal tender;

are exempt from the state gross retail tax.