Your retrospective rating premiums will be evaluated at the time of each annual retrospective adjustment, and will be the sum of three charges:
Premium administration expense charge;
Incurred loss and expense charge;
Net insurance charge.
Wash. Admin. Code § 296-17B-410
Statutory Authority: RCW 51.16.035, 51.16.100, 51.04.020(1), and 51.18.010. 10-21-086, § 296-17B-410, filed 10/19/10, effective 11/19/10.