48 CFR § 22.1605 - Contract clause.
(a) Insert the clause at 52.222–40, Notification of Employee Rights under the National Labor Relations Act, in all solicitations and contracts, including acquisitions for commercial products, commercial services, and commercially available off-the-shelf items, except acquisitions—
(1) Under the simplified acquisition threshold. For indefinite-quantity contracts, include the clause only if the value of orders in any calendar year of the contract is expected to exceed the simplified acquisition threshold;
(2) For work performed exclusively outside the United States; or
(3) Covered (in their entirety) by an exemption granted by the Secretary.
(b) A contracting agency may modify the clause at 52.222–40, if necessary, to reflect an exemption granted by the Secretary (see 22.1603(b)).