Former TAT governor Yuthasak Supasorn reviews three major floods (2011, 2024 north, 2025 south). Losses go beyond the headline damage figures: airport access roads cut off stranded passengers, flooded farms raised hotel food costs and transport costs at the same time, and tourist confidence returned more slowly than the water receded. For a tourism or hospitality SME, the practical steps are to widen your suppliers, keep a backup for delivery routes, and plan for cancellations and lower revenue during flood months, especially in the south and north. The article is mostly analysis and policy advocacy rather than a new rule, so there is no immediate deadline.