The penalties for late filing of car registration vary depending on the specific jurisdiction and regulations set by local governments or transportation departments. Typically, the penalty for late filing or renewal of car registration can include fines, late fees, or increased registration costs. In some cases, the penalty may escalate over time, with additional fines or consequences such as vehicle impoundment or suspension of driving privileges. It is advisable to check the specific regulations and guidelines set by your local government or transportation department for accurate information regarding penalties for late car registration.