Maryland Code, Labor and Employment § 8-703

(i) apply a base period that is determined under the law of a single state;

(ii) avoid duplication of wages in computation of benefits that are based on the employments;

(iii) reimburse the Unemployment Insurance Fund for benefits that are based on employment that is covered under the unemployment insurance law of another state; and

(iv) use the Unemployment Insurance Fund as the Secretary finds to be fair and reasonable to reimburse the fund of another state for benefits that are based on covered employment.