Miss. Code Ann. § 63-3-621: Miss. Code Ann. § 63-3-621

The driver of any vehicle other than one on official business shall not follow any fire apparatus traveling in response to a fire alarm closer than five hundred (500) feet or drive into or park such vehicle within the block where fire apparatus has stopped in answer to a fire alarm. The driver of any vehicle other than an official emergency vehicle shall not follow any moving ambulance that is engaged in an emergency medical call closer than five hundred (500) feet, or park the vehicle within two hundred (200) feet of where the ambulance has stopped to pick up or deliver a patient or otherwise render care at the scene of an ambulance call.