Domestic risk retention groups shall pay the following nonrefundable fees to the Commissioner: Submission of plan of operation or feasibility study—$50; Certificate of authority—$200; Filing annual statement—$25; Annual continuation of certificate of authority—$25. Foreign risk retention groups shall pay the following nonrefundable fees to the Commissioner: Submission of plan of operation or feasibility study—$50; Filing annual statement—$25. Purchasing groups shall pay to the Commissioner a nonrefundable registration fee of $100 upon submission of intent to do business in Maryland.