From the Document: "The United States has imposed sanctions on Russia in response to its invasion of Ukraine, election interference, other malicious cyber activities, human rights abuses, use of a chemical weapon, weapons proliferation, illicit trade with North Korea, and support to Syria and Venezuela. Sanctions against Russian persons (defined to include individuals, entities, vessels, and aircraft) may include blocking of assets subject to U.S. jurisdiction; limits on access to the U.S. financial system, including transactions involving U.S. individuals and businesses; and denial of entry into the United States. The United States also tightly controls exports to Russia's defense and energy sectors."
CRS In Focus, IF10779
Congressional Research Service: https://crsreports.congress.gov/