Md. Code, Nat. Res. § 8-712.4

(a) (1) An owner of a vessel may apply to the Department for a nonmotorized vessel decal if the vessel is: (i) Not equipped with propulsion machinery; (ii) Used principally on the waters of the State; and (iii) Not subject to the requirements of § 8–712 or § 8–712.1 of this subtitle. (2) The owner shall apply for a nonmotorized vessel decal on a form approved by the Department. (b) A nonmotorized vessel decal: (1) Is valid for a period not to exceed 2 years; and (2) Expires on December 31 of the calendar year following the year the decal was issued. (c) The fee for a nonmotorized vessel decal is $12. (d) The nonmotorized vessel decal shall be displayed on the exterior of the vessel. (e) Within 30 days after the sale or other transfer of a vessel displaying a nonmotorized vessel decal under this section: (1) The transferor shall give notice of the transfer to the Department on a form that the Department requires; and (2) If the transferee intends to continue to use the vessel principally on the waters of the State, the transferee may submit an application for a nonmotorized vessel decal and pay the fee required under subsection (c) of this section.