Maryland Code, Estates and Trusts § 7-604

(1)(i) Each creditor, who has filed a claim that is still open, and all interested persons consent in writing to the payment;

(ii) The combined sum of the payments of commissions and attorney's fees does not exceed the amounts provided in § 7-601 of this subtitle;

(iii) The signed written consent form states the amounts of the payments and is filed with the register of wills; and

(iv) Unless the consent form is filed simultaneously with the final administration account or final report under a modified administration, each payment consented to is for services rendered by the attorney or personal representative prior to the date of the consent; or

(2)(i) The fee is paid to an attorney representing the estate in litigation under a contingency fee agreement signed by the decedent or the current personal representative of the decedent's estate;

(ii) The fee does not exceed the terms of the contingency fee agreement;

(iii) A copy of the contingency fee agreement is on file with the register of wills; and

(iv) The attorney files a statement with each account stating that the scope of the representation by the attorney does not extend to the administration of the estate.