Disability discrimination laws restrict your right to require medical exams or to ask applicants and employees about disabilities. Untimely or unnecessary inquiries about health issues or disabilities leaves you in a vulnerable position if you later take adverse action against the applicant or employee.
There are three points in time when you can inquire about disabilities or require medical examinations: offer, post-offer and during employment. FEHA provides more protection to employees than does the ADA.
Read about a 2018 court case.