Maryland Labor and Employment Section 5.5-112
§ 5.5-112.
  (a)   The Commissioner shall allow variances in accordance with this section.
  (b)   Any affected railroad company may apply in writing to the Commissioner for an order for a variance from any regulation or health and safety standard adopted under this title.
  (c)   After a hearing, the Commissioner may grant a variance from the regulations and standards adopted under this title, if:
    (1)   that action is necessary to prevent undue operational or economic hardship; or
    (2)   (i)   existing conditions prevent practical compliance; and
      (ii)   the Commissioner determines the reasonable safety of the public and employees of the railroad company can be assured.