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Vaccination of covered contractor employees, covered contractor employee means any full-time
or part-time employee of a covered contractor working on or in connection with a covered
contract or working at a covered contractor workplace. This includes contractor employees
working from home, although employees working from home are not required to follow the
CDC masking and social distancing protocols, since an employee’s personal residence is not a
covered contractor workplace. In limited circumstances a contractor is legally entitled to an
accommodation;
Requirements related to masking and physical distancing while in covered contractor
workplaces. A covered contractor means a prime contractor or subcontractor at any tier who is
party to a covered contract; and
Designation by covered contractors of a person or persons to coordinate COVID-19 workplace
safety efforts at covered contractor workplaces.
Applicability: The FAR Clause is applicable and required as follows:
New Solicitations. Contracting officers shall include the clause at FAR 52.223-99 (see enclosure
2), Ensuring Adequate COVID Safety Protocols for Federal Contractors in new applicable
solicitations issued on or after October 15, 2021;
Existing Solicitations. Contracting officers shall either amend the solicitation to include the
clause at FAR 52.223-99 or incorporate it into the award of the apparent successful offeror for
applicable solicitations that were issued prior to October 15, 2021, that have not closed, or
awards that have not been made by October 15, 2021;
New Contracts. Contracting officers shall include the clause at FAR 52.223-99 in new
applicable contracts awarded on or after November 14, 2021, from solicitations issued before
October 15, 2021;and
Existing Contracts. The clause at 52.223-99 shall be added to all existing applicable contracts
on or after October 15, 2021 before extensions, renewals of existing contracts or options are
exercised. Contracting officers shall encourage contractors (see enclosure (3) – Modification
Cover Letter) with existing contracts at or below the Simplified Acquisition Threshold (SAT) or
contracts solely for products, to accept a modification to add the clause at FAR 52.223-99 to
their existing contract(s).
o Modifications shall be bilateral
o Enclosure (3) shall be used with a draft modification
o Contracting officers shall complete as many modifications as possible before November
14, 2021
o Contracting officers shall ensure Indefinite Delivery Indefinite Quantity (IDIQ) contracts
i.e. Federal Supply Schedules (FSS), Government-Wide Acquisition Contracts (GWACs)
include clause 52.223-99 on or after October 15, 2021 before awarding task orders under
the applicable IDIQ.
The clause shall not be applied to:
o Contracts and subcontracts with Indian Tribes under the Indian Self Determination and
Education Assistance Act (Public Law 93-638) (the exclusion would not apply to a
procurement contract or subcontract under the FAR to an Indian-owned or tribally-owned
business entity); and
o Solicitations and contracts if performance is outside the United States or its outlying
areas (the exclusion is limited to employees who are performing work only outside the
U.S. or its outlying areas).