The commission of a notary public shall be four years, except as shall be otherwise provided in this title. The commission of a notary public shall expire in the fourth calendar year after issuance of his commission on the last day of the month in which the notary was born.
Commission as notary
Va. Code Ann. § 47.1-21, under Chapter 4. Term of Office..
Va. Code Ann. § 47.1-21