Visitors to Chicago, Il do not need to worry about passport and visa requirements if they are U.S. citizens. However, it is essential for international visitors to check entry visa requirements based on their nationality. We recommend checking with your local embassy or consulate for the most up-to-date information. Vaccination requirements are not mandated for entry, but it's always smart to ensure you are up to date on routine vaccines before traveling. Currently, there are no travel advisories or entry restrictions for foreign visitors, but it's a good idea to keep informed about any updates from official government sources prior to your trip.
When visiting Chicago, it's important to remember that it is customary to tip restaurant servers, taxi drivers, and hotel staff between 15-20% of the total bill. Dress codes in Chicago are generally smart-casual, and it's always best to check the specific requirements for any fine dining or upscale establishments. When greeting locals, a friendly smile and handshake are commonly used. It's also good practice to avoid discussing politics or crime-related topics, as these can be sensitive subjects in the city.