Travel laws and regulations

FILE - In this Monday, March 16, 2020 file photo, a German police officer checks authorization for a woman to enter Germany at the German-France border in Kehl, Germany. European Union countries are set to adopt a common traffic light system to coordinate traveling across the 27-nation bloc, but a return to a full freedom of movement in the midst of the COVID-19 pandemic remains far from reach. (AP Photo/Jean-Francois Badias, File)

The research vessel 'Polarstern' returns to Bremerhaven, Germany, Monday, Oct. 12, 2020. The icebreaker, carrying scientists on a year-long international effort to study the high Arctic, has returned to its home port in Germany. (Mohssen Assanimoghaddam/dpa via AP)

People protest during a rally on the central square in Bishkek, Kyrgyzstan, Wednesday, Oct. 7, 2020. Officials in Kyrgyzstan have nullified the results of a weekend parliamentary election after mass protests erupted in the capital of Bishkek and other cities, with opposition supporters seizing government buildings and demanding a new vote. (AP Photo/Vladimir Voronin)

A Madrid Emergency Service (SUMMA) health worker checks the temperature of a man prior to a rapid antigen test for COVID-19 in the southern neighbourhood of Vallecas in Madrid, Spain, Wednesday, Oct. 7, 2020. About 5.2 million people in Spain, including nearly 4.8 million residents in or around Madrid, are under restrictions on movement due to the second wave of the coronavirus pandemic. (AP Photo/Manu Fernandez)

FILE - In this Wednesday, Sept. 2, 2020 file photo provided by the Michigan Office of the Governor, Gov. Gretchen Whitmer addresses the state during a speech in Lansing, Mich. Whitmer said Monday, Oct. 5, 2020, that a statewide mask requirement remains in effect despite the Michigan Supreme Court's invalidation of a law that underpins her orders to control the coronavirus pandemic. (Michigan Office of the Governor via AP, File)

FILE - In this Feb. 4, 2019, photo, Leo Wang packs a suitcase at his home in San Jose, Calif. Wang has found himself trapped in an obstacle course regarding H-1B work visas for foreigners. His visa denied and his days in the United States numbered, A federal judge on Thursday, Oct. 1, 2020, temporarily lifted a visa ban on a large number of work permits, undercutting a measure that the Trump administration says will protect American jobs in a pandemic-wracked economy. (AP Photo/Ben Margot, File)

An employee is protected by a plexiglass shield while processing a skier at the reopening of Arapahoe Basin Ski Resort, which closed in mid-March to help in the effort to stop the spread of the new coronavirus, in a Wednesday, May 27, 2020 file photo, in Keystone, Colo. An executive order signed y President Donald Trump that temporarily bans a wide variety of foreign visas has thrown another obstacle in the path of ski resorts as they try to hire enough temporary workers to fill crucial jobs in the era of COVID-19. (AP Photo/David Zalubowski, File)

Belarusian President Alexander Lukashenko salutes during his inauguration ceremony at the Palace of the Independence in Minsk, Belarus, Wednesday, Sept. 23, 2020. Lukashenko of Belarus has assumed his sixth term of office in an inauguration ceremony that wasn't announced in advance. State news agency BelTA reported that Wednesday's ceremony is taking place in the capital of Minsk, with several hundred top government official present. (Andrei Stasevich/Pool Photo via AP)

Dr. Anthony Fauci, Director of the National Institute of Allergy and Infectious Diseases at the National Institutes of Health, listens during a Senate Senate Health, Education, Labor, and Pensions Committee Hearing on the federal government response to COVID-19 Capitol Hill on Wednesday, Sept. 23, 2020, in Washington. (Graeme Jennings/Pool via AP)

Russian tourists, one holding a bottle of Champagne, talk to police officers securing the bridge leading to the Eiffel Tower, Wednesday, Sept. 23, 2020 in Paris. Paris police have blockaded the area around the Eiffel Tower after a phone-in bomb threat. (AP Photo/Michel Euler)