Home › CFR › Title 48 › Part 252 › §252.225-705448 CFR §252.225-7054 — Prohibition on Use of Certain Energy Sourced from Inside the Russian Federation.Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkAs prescribed in 225.7019-4(b), use the following clause: