Title I of the Americans with Disabilities Act of 1990 (ADA) explicitly limits the ability of employers to use “medical examinations and inquiries” as a condition of employment and provides for all of the following EXCEPT:
a prohibition against using pre-employment medical tests.
a prohibition against the use of a medical examination after a job offer has been made if the results are kept confidential.
a prohibition against the use of medical tests that lack job-relatedness and business necessity.
a prohibition against the use of tests that screen out (or tend to screen out) people with disabilities.