Maryland Transportation Section 13-406
§ 13-406.
  The Administration shall refuse to register or transfer the registration of any vehicle if:
    (1)   The application contains any false or fraudulent statement;
    (2)   The applicant has failed to furnish information or documents required or requested by the Administration;
    (3)   Any required fee has not been paid;
    (4)   The applicant is not entitled to registration of the vehicle under the Maryland Vehicle Law;
    (5)   The vehicle is mechanically unfit or unsafe to be operated on the highways;
    (6)   The registration of the vehicle is suspended or revoked;
    (7)   A warrant for a motor vehicle violation under the Maryland Vehicle Law has been issued against the applicant and has not been served on the applicant;
    (8)   Subject to § 13-406.1 of this subtitle, the applicant is named in an outstanding arrest warrant;
    (9)   The Administration has reasonable grounds to believe:
      (i)   That the vehicle is stolen; or
      (ii)   That the grant or transfer of registration would be a fraud against another person; or
    (10)   The gross vehicle weight is 55,000 pounds or over and the applicant has failed to furnish proof of payment of the Federal Heavy Vehicle Use Tax.