Maryland Election Law Section 5-302

      (a)      A certificate of candidacy shall be filed under oath on the prescribed form.

      (b)      The certificate of candidacy shall be filed with the State Board if the candidacy is for:

            (1)      an office to be voted upon by the voters of the entire State;

            (2)      the General Assembly of Maryland;

            (3)      Representative in Congress;

            (4)      the office of judge of the circuit court for a county; or

            (5)      an office of elected delegates to a presidential national convention provided for under Title 8, Subtitle 5 of this article.

      (c)      If the candidacy is for an office other than an office described in subsection (b) of this section, the certificate of candidacy shall be filed with the local board of the applicable county.