Is Thailand’s Nightlife Changed Forever? 2026 Rules Explained WARNING: "It was just a joke" is no longer a legal defense in Thailand. The 2026 changes to Thai sexual offence laws are strict and currently in effect. Behaviors that used to be dismissed as "banter," "flirting," or "office jokes" can now lead to serious criminal charges and prison time. In this Q&A video, we break down real-world scenarios to help you stay on the right side of the law: Nightlife: Is whistling or catcalling a crime?