Maryland Code, Insurance § 8-504

(1) file a bond from an insurer in an amount acceptable to the Commissioner for the protection of each reinsurer that the reinsurance manager represents; and

(2) maintain an errors and omissions policy in an amount acceptable to the Commissioner.

(b)(1) The bond required under subsection (a)(1) of this section must be written by an insurer that is authorized to write surety insurance in the State and is acceptable to the Commissioner.

(2) Subject to the approval of the Commissioner, a reinsurance manager may provide security other than a bond, including an irrevocable letter of credit, to satisfy the requirements of subsection (a)(1) of this section.