Maryland Public Safety Section 3-312
§ 3-312.
  (a)   An initial commission expires 2 years after its date of issuance.
  (b)   (1)   At the end of the term of a commission, the commission is renewable for a 3-year term if the employer of the special police officer:
      (i)   submits to the Secretary a renewal application on the form that the Secretary requires;
      (ii)   submits to the Secretary a complete set of the special police officer's legible fingerprints on standard fingerprint cards;
      (iii)   pays to the Secretary a fee to cover the cost of the fingerprint record checks; and
      (iv)   subject to paragraph (2) of this subsection, pays to the Secretary a renewal fee of $60.
    (2)   A renewal fee may not be charged to a unit of the State.
  (c)   The Secretary may set the deadline for submitting a renewal application to the Secretary.