Mississippi Administrative Code
Title 15 - Mississippi Department of Health
Part 5 - Office of Health Informatics
Subpart 85 - Public Health Statistics
Chapter 3 - Registration of Live Births
Subchapter 2 - Responsibility for Filing of Birth Certificates
Rule 15-5-85-3.2.2 - Birth on a moving conveyance

When a birth occurs and the cord is cut on a moving conveyance within the United States and the child is first removed from the conveyance in this state, the birth shall be registered in this state, and the place where the child is first removed shall be considered the place of birth. When a birth occurs and the cord is cut on a moving conveyance while in international waters or airspace, or in a foreign country, and the child is first removed from the conveyance in this state, the birth shall be registered in this state but the certificate shall show the actual place of birth insofar as can be determined.

Miss. Code Ann. § 41-57-1; Miss. Code Ann. § 41-57-7