Section 174 - Eligibility for participation1. All persons who, as of the effective date of this article, are or shall become eligible to participate in the state health benefit plan established under article eleven of this chapter, shall be eligible to participate in the long term care insurance plan established under this article. The president shall adopt regulations prescribing the conditions under which an eligible individual may elect to participate in the long term care insurance plan.2. The president shall adopt regulations prescribing the conditions under which an individual participating in the long term care insurance plan may elect to withdraw from the plan.