(215 ILCS 165/6)
(from Ch. 32, par. 600)
A health services plan corporation may, in the discretion of its
board of trustees, through its by-laws, limit or define the classes of
persons who shall be eligible to become subscribers or beneficiaries, limit
and define the benefits which it will furnish, and may divide such benefits
as it undertakes to furnish into classes or kinds.
(Source: Laws 1951, p. 569.)