Weird Laws Around the World That Could Get You Fined — or Worse

Proper driving shoes, strict medication limits, and other unexpected rules can catch travelers by surprise abroad. This list of “weird laws” from around the world, curated by travel connectivity company Amigo eSIM, can help you avoid not only unnecessary stress but also hefty fines and serious legal trouble while exploring the world.

Your cold medicine may be illegal in Japan

Many Americans toss over-the-counter medications into a travel bag without thinking twice. But certain cold remedies and inhalers commonly sold in the US contain stimulant ingredients that are banned under Japanese law, such as products containing pseudoephedrine (including some versions of Sudafed). Authorities can confiscate medications and detain you for carrying these prohibited substances. Japan generally permits reasonable amounts of common pain relievers, but always verify the rules and properly declare medications—or your sinus headache can quickly become a serious travel migraine.

Your vape could cost more than your hotel in Spain

Spain has expanded restrictions around smoking and vaping in public spaces. Taking a drag at beaches, pool areas, restaurant terraces, concerts, festivals, or even near bus shelters can trigger fines that range from modest to eye-watering depending on the local municipality. Some penalties can climb as high as roughly $2,300 after conversion, making a quick poolside vape break the most expensive thing you’ll do on vacation.

Singapore takes chewing gum far more seriously than you do

Singapore’s famous chewing gum restrictions are not just an urban legend. Importing, selling, or distributing gum is heavily regulated under customs and import control laws, with only limited exceptions (such as approved therapeutic dental gum). Fines for serious offenses can reach into the thousands of dollars. Realistically, you’re unlikely to face dramatic consequences for a single forgotten pack in your carry-on, but the broader rules are very real.

Your TikTok video about Thai royalty could be a criminal offense

Insulting, defaming, or threatening the Thai royal family can result in prison sentences ranging from several years to more than a decade per offense. The law applies not only to comments made in person but also to written commentary, including social media posts—in some cases, even if you weren’t in Thailand when you made them. Consider this family off-limits for life, especially if you have plans to visit the country.

Dubai loves fun, but with a conservative twist

You can expect high-end luxury, beach clubs, and futuristic skyscrapers in Dubai, but you’ll need to honor cultural and legal expectations while enjoying them. Excessive public displays of affection (including hugs and kisses), aggressive arguments, rude gestures, and profanity can all land you in legal trouble. Serious offenses can lead to fines, detention, or even deportation. Swimwear is also largely restricted to pools and beaches, and no clothing should be revealing or contain offensive words.

Greece would prefer you drive in actual shoes

Greece’s gorgeous coastal roads may tempt you to hop behind the wheel straight from the beach, but driving barefoot or in flip-flops could lead to steep penalties. Drivers are legally required to maintain full control of their vehicle at all times, and unsafe footwear could be considered a contributing factor if it affects driving ability or leads to careless driving. Authorities can issue fines of more than $100 and suspend your license. Tourists driving rental cars are not exempt and may even be targets for inspection. Losing driving privileges halfway through an island-hopping itinerary could turn your dreamy Mediterranean jaunt into a complicated logistics exercise very quickly.

Bringing a firearm through TSA can become extremely expensive

TSA firearms violations continue to occur across US airports, and the agency has increased enforcement. Bringing firearms through security checkpoints can result in civil penalties that may reach into the five-figure range in serious cases, with maximum penalties exceeding $17,000. That’s in addition to potential criminal charges and arrest. Even if the firearm was brought in unintentionally, TSA and law enforcement generally don’t view forgetfulness as a defense so double-check your bags before hopping your next flight out of the US.

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Unusual laws shouldn’t scare you away from exploring the world. Most travelers never encounter any problems at all. But every destination comes with its own expectations, cultural norms, and legal quirks, so it pays to know your destination’s weird laws in advance. Spending 20 minutes researching local rules before a trip can help ensure your vacation memories involve great meals and incredible sights instead of fines, confiscations, or worse.