Maryland Health - General Section 10-616
§ 10-616.
  (a)   (1)   A certificate for involuntary admission of an individual under Part III of this subtitle shall:
      (i)   Be based on the personal examination of the physician or psychologist who signs the certificate; and
      (ii)   Be in the form that the Secretary adopts, by rule or regulation.
    (2)   The rules and regulations shall require the form to include:
      (i)   A diagnosis of a mental disorder of the individual;
      (ii)   An opinion that the individual needs inpatient care or treatment; and
      (iii)   An opinion that admission to a facility or Veterans' Administration hospital is needed for the protection of the individual or another.
  (b)   A certificate may not be used for admission if the examination on which the certificate is made was done:
    (1)   More than 1 week before the certificate is signed; or
    (2)   More than 30 days before the facility or the Veterans' Administration hospital receives the application for admission.
  (c)   A certificate may not be used for an admission if the physician or psychologist who signed the certificate:
    (1)   Has a financial interest, through ownership or compensation, in a proprietary facility and admission to that proprietary facility is sought for the individual whose status is being certified; or
    (2)   Is related, by blood or marriage, to the individual or to the applicant.