8 V.S.A. § 4057
(b) Newborn coverage.
(c) Adopted child coverage.
(1) As used in this section:
(e) Coverage of adult child with a disability.
(1) A health insurance plan that provides for terminating the coverage of a dependent child upon attainment of the limiting age for dependent children specified in the policy shall not limit or restrict coverage with respect to an unmarried child who meets all of the following criteria:
(g) Parental rights. When a child has health coverage through the health insurer of a parent, the health insurer shall: