Maryland Estates and Trusts Section 9-210

      (a)      A disclaimer is barred by a written waiver of the right to disclaim.

      (b)      A disclaimer of an interest in property is barred if any of the following occurs before the disclaimer becomes effective:

            (1)      The disclaimant accepts the interest sought to be disclaimed;

            (2)      The disclaimant voluntarily assigns, conveys, encumbers, pledges, or transfers the interest sought to be disclaimed or contracts to do so; or

            (3)      A judicial sale of the interest sought to be disclaimed occurs.

      (c)      A disclaimer in whole or in part of the future exercise of a power held in a fiduciary capacity is not barred by its previous exercise.

      (d)      A disclaimer in whole or in part of the future exercise of power not held in a fiduciary capacity is not barred by its previous exercise unless the power is exercisable in favor of the disclaimant.

      (e)      A disclaimer is barred or limited if so provided by law other than this subtitle.

      (f)      (1)      A disclaimer of a power over property that is barred by this section is ineffective.

            (2)      A disclaimer of an interest in property that is barred by this section takes effect as a transfer of the interest disclaimed to the persons who would have taken the interest under this subtitle had the disclaimer not been barred.