Notaries public are required to notify the Office of the Secretary of State within 30 days if, at any time during their commission, a notary public changes their: Name; Home address; Home phone number; Cell phone number, if one was provided at the time of application; Personal electronic mail (email) address; Business phone number; Business address, if one was provided at the time of application; Business electronic mail (email) address, if one was provided at the time of application; or County of residence.