[§393-20]  Adjustment of employer-sponsored plans.  Where employees subject to the coverage of this chapter are included in the coverage provisions of an employer-sponsored prepaid health care plan covering similar employees employed outside the State and the majority of such employees are not subject to this chapter, the benefits applicable to the employees covered by this chapter shall be adjusted within one year after the effective date of this chapter so as to meet the requirements of this chapter. [L 1974, c 210, pt of §1]