AFT-Wisconsin Council Statements for the Wisconsin Technical College System, the University of Wisconsin System, and Wisconsin state agencies; AFT guidance documents; and Wisconsin Department of Public Instruction guidance documents.
Both AFT and the federal government have provided some useful overviews on workers' legal rights in relation to COVID-19. See AFT's full page on COVID-19 Resources here, which includes a section on legal rights.
For an overview, see AFT's "Frequently Asked Questions Regarding Workers’ Rights During the COVID-19 Crisis." https://www.aft.org/sites/default/files/covid19_workersrights.pdf