Maryland Code, Criminal Procedure § 16-204

(i) a criminal or juvenile proceeding in which a defendant or party is alleged to have committed a serious offense;

(ii) a criminal or juvenile proceeding in which an attorney is constitutionally required to be present prior to presentment being made before a commissioner or judge;

(iii) a postconviction proceeding for which the defendant has a right to an attorney under Title 7 of this article;

(iv) any other proceeding in which confinement under a judicial commitment of an individual in a public or private institution may result;

(v) a proceeding involving children in need of assistance under § 3-813 of the Courts Article; or

(vi) a family law proceeding under Title 5, Subtitle 3, Part II or Part III of the Family Law Article, including:

(2)(i) Except as provided in subparagraph (ii) of this paragraph, representation shall be provided to an indigent individual in all stages of a proceeding listed in paragraph (1) of this subsection, including, in criminal proceedings, custody, interrogation, bail hearing before a District Court or circuit court judge, preliminary hearing, arraignment, trial, and appeal.

(ii) Representation is not required to be provided to an indigent individual at an initial appearance before a District Court commissioner.