Maryland Code, Labor and Employment § 9-680

(1) the surviving spouse deserts the covered employee for more than 1 year before the time of the occurrence of the accidental personal injury or the date of disablement from the occupational disease;

(2) the surviving spouse deserts the covered employee at any time after the time of the occurrence of the accidental personal injury or the date of disablement from the occupational disease; or

(3) the surviving spouse and the covered employee:

(c)(1) Except as provided in paragraph (2) of this subsection, an individual is not entitled to compensation due to the death of a covered employee from an occupational disease if the individual became dependent on the covered employee after the beginning of the 1st compensable disability of the covered employee resulting from the occupational disease.

(2) The prohibition against compensation in paragraph (1) of this subsection does not apply to a child of the deceased covered employee born: