Maryland Code, Insurance § 11-334

(b)(1) The Commissioner may review cooperative activities and practices among rating organizations and among rating organizations and insurers.

(2) If, after a hearing, the Commissioner finds that an activity or practice is unfair, unreasonable, or otherwise inconsistent with this subtitle, the Commissioner may issue a written order that specifies the ways in which the activity or practice is unfair, unreasonable, or otherwise inconsistent with this subtitle and requires that the activity or practice be discontinued.