No Russian Tunnel to Crimea Act

TL;DR (AI)

• The bill imposes sanctions on foreign persons involved in constructing, maintaining, or repairing tunnels or bridges between the Russian mainland and the Crimean peninsula.
• Foreign persons subject to sanctions are inadmissible to the United States, ineligible for visas, and ineligible for immigration benefits, with existing visas potentially being revoked.
• The President is authorized to waive sanctions if deemed important to U.S. national security interests, subject to congressional notification, with exceptions for humanitarian assistance and national security activities.