What is the fine-grained topic of the following text: As required, Marine Atlantic will continue to adhere to the Canada Shipping Act (2001), the Transportation of Dangerous Goods Regulations (TDGR), and the Cargo, Fumigation and Tackle Regulations (CFTR) mandate our vessels to ensure the IMDG stowage and segregation requirements are met. Only return the topic.
Marine Atlantic's adherence to Canadian marine transportation regulations