; and (2) the Secretary of Health and Human Services has determined that such a public health threat exists. 3. Funds made available by this Act may be used to enter into contracts with individuals for the provision of personal services (as described in section 104 of part 37 of title 48, Code of Federal Regulations (48 CFR 37.104)) to support the prevention of, preparation for, or response to coronavirus, domestically and internationally, subject to prior notification to the Committees on Appropriations of the House of Representatives and the Senate: Provided , That such individuals may not be deemed employees of the United States for the purpose of any law administered by the Office of Personnel Management: Provided further , That the authority made available pursuant to this section shall expire on September 30, 2024. 4. (a) If services performed by an employee during 2020 are determined by the head of the agency to be primarily related to preparation, prevention, or response to coronavirus, any premium pay for such services shall be disregarded in calculating the aggregate of such employee’s basic pay and premium pay for purposes of a limitation under section 5547(a) of title 5, United States Code, or under any other provision of law, whether such employee’s pay is paid on a biweekly or calendar year basis. (b) Any overtime pay for such services shall be disregarded in calculating any annual limit on the amount of overtime pay payable in a calendar or fiscal year. (c) With regard to such services, any pay that is disregarded under either subsection (a) or (b) shall be disregarded in calculating such employee’s aggregate pay for purposes of the limitation in section 5307 of such title 5. (d) (1) Pay that is disregarded under subsection (a) or (b) shall not cause the aggregate of the employee’s basic pay and premium pay for the applicable calendar year to exceed the rate of basic pay payable for a position at level II of the Executive Schedule under section 5313 of title 5, United States Code, as in effect at