If you're planning a trip from Canada to Thailand sometime in the future, you might want to pad your budget for possible added costs.Travellers from Canada and other countries could soon be required to have travel accident insurance before entering Thailand. Rising costs from tourists' unpaid medical bills have the government considering a move to make accident insurance mandatory, reports Bangkok Post.While other tourists ensure that they're covered with health insurance before their trip, there are many who don't, leaving the country's health system to shoulder the cost. According to the Ministry of Public Health, Thailand absorbs around 10 million Thai baht, or around C$432,000 annually, in unpaid hospital bills from uninsured foreign patients.Hospitals are required to treat tourists regardless of their ability to pay. Most incidents occur in Phuket and Chiang Mai, and the majority of incidents are due to alcohol and drug use and inexperienced tourists using...