Maryland Health - General Section 18-307
§ 18-307.
  (a)   This section does not apply to a woman who objects to a standard serological syphilis test because the test is against the religious beliefs and practices of the woman.
  (b)   (1)   The individual attending a woman for pregnancy shall submit to a medical laboratory:
      (i)   A blood sample taken from the woman at the time that the individual first examines the woman; and
      (ii)   A blood sample taken from the woman during the third trimester of the pregnancy.
    (2)   The medical laboratory to which a blood sample is submitted shall do a standard serological syphilis test that is approved by the Department.