Idaho Code § 31-2117

The coroner or other public official must notify the county treasurer, within forty-eight (48) hours of knowledge of a death, of money or other property found on or with a dead body. The treasurer, upon receiving such funds must deposit them to the credit of the county. On receiving other property in like manner he must, within thirty (30) days, sell it at public auction upon reasonable public notice, and must in like manner deposit the proceeds to the credit of the county.