Md. Code, Family Law § 5–3A–18

(a) A court may grant a guardianship of a child only if:

(1) each of the child’s living parents consents:

(i) in writing; or

(ii) by failure to timely file notice of objection after being served with a show–cause order in accordance with this subtitle;

(2) an administrative, executive, or judicial body of a state or other jurisdiction has granted a governmental unit or person other than a parent the power to consent to adoption, and the governmental unit or person consents; or

(3) parental rights have been terminated in compliance with the laws of a state or other jurisdiction, as described in § 5–3A–05 of this subtitle.

(b) A governmental unit or person:

(1) may condition consent or acquiescence on adoption into a specific family that a child placement agency has approved for the placement; but

(2) may not condition consent or acquiescence on any factor other than placement into a specific family.