S.C. Code Ann. § 26-2-130: Electronic notary public to utilize current registered devices.

(A) An electronic notary public shall take reasonable steps to ensure that any registered device used to create the electronic notary public's electronic signature is current and has not been revoked or terminated by its issuing or registering authority.

(B) If the registration of the device used to create electronic signatures either expires or is changed during the electronic notary public's term of office, then the electronic notary public shall cease performing electronic notarizations until:

(1) a new device is duly issued or registered to the electronic notary public; and

(2) an electronically signed notice is sent to the Secretary of State that includes the starting and expiration dates of any new registration term and any other new information at variance with the information in the most recently executed electronic registration form.