45 CFR § 75.214
Metric system of measurement
April 14, 2021
The Metric Conversion Act, as amended by the Omnibus Trade and Competitiveness Act, 15 U.S.C. 205, declares that the metric system is the preferred measurement system for United States trade and commerce. HHS awarding agencies will follow the provisions of Executive Order 12770.
[79 FR 75889, Dec. 19, 2014. Redesignated at 81 FR 3015, Jan. 20, 2016]