MI HB5710

Prohibits use of surveillance devices to track mobile devices or capture location, conversations, text messages, web browser activity, or device identifiers without a search warrant issued under Michigan's search warrant act.

Requires warrant applications to include a description of the surveillance device's capabilities and the manner in which it will be deployed.

Mandates notification by United States mail within 30 days to any person whose data was collected without being named in a warrant, including a description and disposition of collected data.

Establishes criminal penalties for intentional violations: first offense is a misdemeanor punishable by up to 93 days imprisonment or $500 fine; second or subsequent offense is a felony punishable by up to 4 years imprisonment or $2,000 fine.

Defines "surveillance device" as any device other than a telephone service provider's equipment used to intercept data or voice communications from cellular phones or mobile devices.