Va. Code Ann. § 64.2-1044
A. Except as otherwise provided in subdivision B 1 of § 64.2-1047, a unitrust rate may be:
2. A unitrust rate that is determined for each period using:
B. Except as otherwise provided in subdivision B 1 of § 64.2-1047, a unitrust policy may provide:
2022, c. 354.