48 CFR §937.7040

The contracting officer shall insert the clause at 952.237-70 entitled “Collective bargaining agreements—protective services” in all protective services solicitations and contracts involving DOE-owned facilities requiring continuity of services for public safety and national defense reasons. See also, 922.103-5, Contract clauses, which prescribes use of the clause at 48 CFR 52.222-1, Notice to the Government of Labor Disputes.