48 CFR § 216.203-4 - Contract clauses.
(1) Generally, use the clauses at FAR 52.216-2, Economic Price Adjustment - Standard Supplies, FAR 52.216-3, Economic Price Adjustment - Semistandard Supplies, and FAR 52.216-4, Economic Price Adjustment - Labor and Material, only when -
(i) The total contract price exceeds the simplified acquisition threshold; and
(ii) Delivery or performance will not be completed within 6 months after contract award.
(2) Follow the procedures at PGI 216.203-4 when using an economic price adjustment clause based on cost indexes of labor or material.