Carrying liquids in a leaking tank: Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question Carrying liquids in a leaking tank: Answers Is acceptable if it is only for a short distance. Can cause a hazard. Is not dangerous if it is raining. Explanation It is illegal to transport liquids or gases in a leaking tank. Doing this could be dangerous and create the need for a costly clean-up.