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
For more detailed questions about your rights to request reasonable accommodations under the Americans with Disabilities Act, see:
AFT, "Know Your Rights: Reasonable Accommodations During the COVID-19 Pandemic": https://www.aft.org/sites/default/files/covid19_knowyourrights_ada.pdf
U.S. Equal Employment Opportunity Commission, "What You Should Know About COVID-19 and the ADA, the Rehabilitation Act, and Other EEO Laws": https://www.eeoc.gov/wysk/what-you-should-know-about-covid-19-and-ada-rehabilitation-act-and-other-eeo-laws
U.S. Department of Labor, "COVID-19 and the Fair Labor Standards Act Questions and Answers": https://www.dol.gov/agencies/whd/flsa/pandemic
- U.S. Department of Labor, "COVID-19 and the Family and Medical Leave Act Questions and Answers" (note: please be aware that Wisconsin has its own FMLA with differing provisions -- check with your union for more information if you're considering using FMLA): https://www.dol.gov/agencies/whd/fmla/pandemic
If you have more detailed questions or concerns, as always work with your local union leaders, who can consult AFT-Wisconsin staff as needed.