The "most actuarially sound" choice is the most appropriate choice within the range of permissible actuarially sound choices, considering both the relative likelihood of all choices within the range and the context in which the choice will be employed.
Cal. Code Regs. Tit. 10, § 2642.8
Note: Authority cited: Sections 1861.01 and 1861.05, Insurance Code; and 20th Century v. Garamendi, 8 Cal.4th 216 (1994). Reference: Sections 1861.01 and 1861.05, Insurance Code; and Calfarm Insurance Company v. Deukmejian (1989) 48 Cal.3d 805.