Singapore is a marvel of modern efficiency, but its perfection comes with a price: a legal system that makes no exceptions for tourists. In 2026, the city-state has further tightened its "Zero Tolerance" policies. Whether you are landing at Changi for a layover or a week-long stay, "I didn't know" is not a valid defense when facing the Singapore Police Force (SPF).
The "Big Red Line" (The #1 Strict Rule): Vaping & Drugs
The most critical warning for 2026: Vaping is completely illegal. Unlike some neighbors where laws are lax, Singapore has intensified its crackdown. Possession of an e-vaporizer can lead to an on-the-spot fine of $700 SGD, and repeat offenders may face deportation.
Regarding drugs, Singapore maintains the world’s strictest stance. Possession of even small amounts of cannabis or synthetic drugs can lead to long-term imprisonment and mandatory caning. Trafficking carry a mandatory death penalty. If you are traveling from a country where cannabis is legal (like parts of the US or Thailand), ensure your luggage and clothing have zero residue.
Airport Customs & The "Malaysia Rule"
Before you even leave Changi Airport, you must navigate the Red and Green channels. This is where most tourists get hit with their first fine due to minor oversight. Singapore Customs uses advanced screening, and "forgetting" to declare an item is often treated as an attempt to evade tax.
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Tobacco (The Zero-Tolerance Rule): Unlike almost any other country, Singapore has zero (0) duty-free allowance for cigarettes or tobacco products. Whether it is a single open pack or a carton, every stick must be declared at the Red Channel. Expect to pay around $0.49 SGD per gram in duty.
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The Malaysia Exception: If you are arriving from Malaysia (or have spent less than 48 hours outside Singapore), you are entitled to zero duty-free alcohol allowance. While travelers from other destinations might enjoy a 2-liter concession, those crossing from Malaysia must pay duty and GST on every single drop of liquor.
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Chewing Gum: Importing gum remains a prohibited act under the Regulation of Imports and Exports. While having one started pack in your pocket is rarely an issue, bringing in multiple packs is considered "illegal importation" and can lead to immediate confiscation and fines.
To avoid a stressful start to your trip, we recommend checking the full breakdown of Singapore Airport Customs Rules 2026 regarding gum, vapes, and specific alcohol limits before you pack your bags.
Traffic & Scooter Rules (The Tourist Trap)
Singapore is not a "scooter city" like Bali or Phuket. Traffic laws are monitored by thousands of AI-powered cameras.
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International Driving Permit (IDP): You cannot drive or rent a vehicle without a valid IDP accompanying your home license.
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Jaywalking: Crossing the road within 50 meters of a pedestrian crossing is a crime. Fines start at $50 and go up to $1,000 or jail for repeat offenses.
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Personal Mobility Devices (PMDs): Electric scooters are banned on all footpaths. If you rent one, you must stay on designated cycling paths or face heavy fines.
Substance Regulations (Alcohol & Public Order)
Alcohol Restrictions
You cannot consume alcohol in public places between 10:30 PM and 7:00 AM. This includes parks, beaches, and even the benches outside a 7-Eleven. In "Liquor Control Zones" like Little India and Geylang, these rules are even stricter on weekends.
Smoking
Smoking is banned in almost all indoor and many outdoor public spaces (including bus stops and overhead bridges). Look for the "Designated Smoking Area" (yellow boxes on the ground). Lighting up outside these boxes will cost you $200 to $1,000 SGD.
Weird & Niche Laws (Must Research)
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The Toilet Law: Under the Environmental Public Health Act, it is an offense to not flush a public toilet. Random checks are rare, but the fine is real—starting at $150.
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Feeding Wildlife: Do not feed the pigeons or monkeys. This is seen as a public health hazard and carries a $500 fine.
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Connecting to "Free" WiFi: Accessing an unsecured WiFi network that doesn't belong to you can be considered "hacking" under the Computer Misuse Act. Always use your own connection.
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Public Indecency: Walking around your hotel room naked with the curtains open is illegal if neighbors can see you. It is classified as "appearing nude in a public place" or "obscene exposure."
Why is Chewing Gum Actually Banned? (The 80s Sabotage)
You might wonder: How can a simple piece of gum be a national security threat? The ban isn't just about sticky sidewalks; it’s about a direct attack on Singapore’s infrastructure in the 1980s.
When the Mass Rapid Transit (MRT) system first launched, it was the pride of the nation. However, vandals began sticking chewed gum onto the door sensors of the trains. This caused the doors to malfunction, stalling entire train lines and causing massive delays for thousands of commuters. After spending a fortune on repairs, the government had enough. In 1992, the "Gum Ban" was enacted to protect the city’s efficiency.
Today, in 2026, while the rules have softened slightly for medicinal or nicotine gum (which can only be bought from a pharmacist with an ID), bringing in "bulk" quantities of regular gum or spitting it on the street will still land you a $1,000 fine on your first offense.
Cultural Taboos (Don't Be Rude)
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The "Chope" Culture: If you see a packet of tissues on a table at a hawker center, the seat is reserved. Do not sit there; it is a highly respected local unwritten law.
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Religious Respect: When visiting the Buddha Tooth Relic Temple or any Mosque, cover your shoulders and knees.
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Tray Return: As of 2026, it is mandatory by law to return your dirty trays and crockeries at hawker centers. Leaving them on the table can result in a written warning or a fine.
Stay Connected to Stay Safe
Singapore is a "Smart Nation," meaning almost every warning, payment, and map is digital. To avoid scams like "fake taxi" overcharges, you need access to official apps like Grab or Gojek. Furthermore, if you are approached by someone claiming to be a "government official" asking for money, you can instantly verify their identity via the ScamShield portal—but only if you are online.
Using a Singapore eSIM is your best tool for staying on the right side of the law. It allows you to check real-time "Liquor Control Zone" boundaries and keep your SG Arrival Card digital copy ready for police inspections.
Need data in Singapore? Get an eSIM!
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Summary Checklist (Don't Be That Tourist)
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No Vaping: Don't bring it, don't buy it, don't use it.
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Declare Everything: If you have cigarettes or extra alcohol, go to the Red Channel.
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Flush & Clean: Always flush and always return your tray at food courts.
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Curtains Closed: Keep your privacy (and your money) in your hotel room.
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No Gum: Leave the Orbit/Extra at home.
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Get an eSIM: Stay connected to use official transport and safety apps.