Md. Code, Family Law § 8–105

(a) (1) The court may enforce by power of contempt the provisions of a deed, agreement, or settlement that are merged into a divorce decree.

(2) The court may enforce by power of contempt or as an independent contract not superseded by the divorce decree the provisions of a deed, agreement, or settlement that contain language that the deed, agreement, or settlement is incorporated but not merged into a divorce decree.

(b) The court may modify any provision of a deed, agreement, or settlement that is:

(1) incorporated, whether or not merged, into a divorce decree; and

(2) subject to modification under § 8-103 of this subtitle.