Texas Insurance Code - INS § 2201.252. Determination of Location

(a) For purposes of this subchapter, a purchasing group is considered to be located in the state in which the highest aggregate premiums are in force on the date the group insurance policy is written or renewed.  The group's location is ascertained on each placement or renewal of insurance by the group with an insurer or risk retention group.

(b) For purposes of this section, a group insurance policy is considered to be renewed annually.