Md. Code, State Gov't § 18-218

(a) (1) (i) Each notary public is responsible for the security of the notary public’s stamping device. (ii) A notary public may not allow another individual to use the stamping device to perform a notarial act. (2) On resignation from, or the revocation or expiration of, the notary public’s commission, or on the expiration of the date set forth in the stamping device, if any, the notary public shall disable the stamping device by destroying, defacing, damaging, erasing, or securing it against use in a manner that renders it unusable. (3) On the death or adjudication of incompetency of a notary public, the notary public’s personal representative or guardian or any other person knowingly in possession of the stamping device shall disable the stamping device by destroying, defacing, damaging, erasing, or securing it against use in a manner that renders it unusable. (b) If a notary public’s stamping device is lost or stolen, the notary public or the notary public’s personal representative or guardian promptly shall notify the Secretary of State on discovering that the device is lost or stolen. (c) A notary public’s stamping device is a public seal for purposes of § 8–607 of the Criminal Law Article.