No state authority that maintains an Internet site may use that site to obtain personally identifiable information from any person who visits that site without the consent of the person from whom the information is obtained. This section does not apply to acquisition of Internet protocol addresses.
Wis. Stat. § 19.68
Collection of personally identifiable information from Internet users
2001 a. 16.
Official source: Wisconsin State Legislature. Reproduced from public-domain Wisconsin statutes; confirm against the official source for the current text. Not legal advice.