An assistance order is a form of supplementary authorization that is a companion to primary authorization. It permits police to compel the participation of persons in the execution of the primary authorization, which will usually be search warrant but could also include arrest warrant.
Assistance orders do not apply to production orders.
Section 490.02 can be used to compel employees of an office to locate and gather items and provide them to police.
An assistance order can be used to require a telco to disclose subscriber information in company with a s. 492.2 order for a transmission data recorder.