Washington Revised Code Title 48. Insurance § 48.21.190. Chemical dependency benefits--RCW 48.21.160 through 48.21.190, 48.44.240 inapplicable, when

RCW 48.21.160 through 48.21.190 and 48.44.240 as now or hereafter amended shall not apply to the renewal of a contract in force prior to the pertinent date provided for such contract under RCW 48.21.160 through 48.21.190 and 48.44.240 as now or hereafter amended where there exists a right of renewal on the part of the insured or subscriber without any change in any provision of the contract: PROVIDED FURTHER, That RCW 48.21.160 through 48.21.190 and 48.44.240 as now or hereafter amended shall not apply to contracts which provide only accident coverage, nor to any contract written as supplemental coverage to any federal or state programs of health care including, but not limited to, Title XVIII health insurance for the aged (commonly referred to as Medicare, Parts A and B), and amendments thereto.