22 C.F.R. § 305.4
(a) Requirements. Under the Peace Corps Act (22 U.S.C. 2504(e)), the Peace Corps is responsible for ensuring that Peace Corps Volunteers receive all necessary or appropriate health care during their service. To ensure that the Peace Corps will be capable of doing so, Applicants must be medically qualified for Peace Corps Volunteer service. An Applicant who is otherwise qualified must meet the following requirements:
(1) The Applicant, with or without reasonable accommodation, removal of architectural, communication or transportation barriers, or the provision of auxiliary aids or services, must have the physical and mental capacity required to meet the essential eligibility requirements for a Volunteer. In this context, the essential eligibility requirements for a Volunteer include, without limitation, the capability to:
(c) Direct threat.
(2) In determining whether an applicant poses a direct threat, the Peace Corps will make an individualized assessment based on reasonable judgment that relies on current medical knowledge or on the best available objective evidence to ascertain:
(d) Reasonable accommodation.
(2) An accommodation is not reasonable if:
(3) In determining whether an accommodation would impose an undue financial and administrative burden on the operations of the Peace Corps, the Peace Corps may take into account, among other things:
(e) Medical status eligibility review.