On September 24, 2017, President Trump issued a Presidential Proclamation entitled Enhancing Vetting Capabilities and Processes for Detecting Attempted Entry Into the United States by Terrorists or Other Public-Safety Threats (click here for BIO's detailed summary) . This Proclamation partially or fully restricts entry into the United States for nationals of Chad, Iran, Libya, North Korea, Syria, Venezuela, Yemen and Somalia. The proclamation contains specific provisions for each impacted country, as summarized below. The new restrictions established by the proclamation take effect October 18, 2017.