The department shall investigate and report upon the degree of unemployment hazard in various industries and occupations and their cost to the Unemployment Fund. It shall recommend to employers in industries or occupations showing an excessive cost to that fund, means for stabilizing employment. It shall also, if necessary, recommend to the Legislature a higher rate of contribution for any classification of industries or occupations in which unemployment is excessive or chronic.
Ca. Unemp. Ins. Code § 326