Va. Code Ann. § 17.1-219.1

In a criminal proceeding, upon authorization by the judge, the clerk of a circuit court may issue orders for commitment of the defendant or orders for release of the defendant to the appropriate custodian when the judge has ordered the defendant (i) to be committed to custody upon a denial of bail, upon a revocation of bail or upon a change in bail condition, (ii) to be continued in custody upon a continuance of the proceeding, or (iii) to be released upon meeting bail requirements, upon being sentenced to time already served or upon being found not guilty.