Maryland Code, Insurance § 25-306

(a) The Commissioner may not grant the request of a self-insurance group to terminate its self-insurance agreement unless the self-insurance group has insured or reinsured all incurred workers' compensation obligations with an authorized insurer under an agreement filed with and approved in writing by the Commissioner.

(c) For purposes of this section, obligations include known claims and associated expenses and claims incurred but not reported and associated expenses.