N.M. Code R. § 13.9.14.8
A. The insurer may choose to designate each year the method of determining assumed expenses for all policy forms from the following:
(1) fully allocated expenses;
(2) marginal expenses; and
(3) a generally recognized expense table based on fully allocated expenses representing a significant portion of insurance companies and approved by the superintendent.
B. Marginal expenses may be used only if greater than a generally recognized expense table. If no generally recognized expense table is approved, fully allocated expenses must be used.
[10/1/98; Recompiled 11/30/01]