diagnosis of COVID–19, with the special enrollment period beginning on the date on which the diagnosis or presumptive positive diagnosis is reported to the group health plan or health insurance issuer or the diagnosis or presumptive positive diagnosis is confirmed by a health care provider. (B) Enrollment period The Secretary shall promulgate regulations with respect to the special enrollment period under subparagraph (A), including establishing a time period for individuals who are diagnosed with or have a presumptive positive diagnosis of COVID–19 to enroll in coverage and effective date of such coverage. .