Property seized under a search warrant or validly seized without a warrant shall be safely kept by the officer, who may leave it in the custody of the sheriff and take a receipt therefor, so long as necessary for the purpose of being produced as evidence on any trial.
Wis. Stat. § 968.19
Custody of property seized
Official source: Wisconsin State Legislature. Reproduced from public-domain Wisconsin statutes; confirm against the official source for the current text. Not legal advice.