(a) Nothing in this subchapter shall be construed as preventing one (1) or more health insurance purchasing groups serving different areas, whether or not contiguous, from providing for some or all of the following through a single administrative organization or otherwise:
(1) Coordinating the offering of the same or similar health benefits coverage in different areas served by the different health insurance purchasing groups; or
(2) Providing for crediting of deductibles and other cost-sharing for individuals who are provided a health benefits plan through the health insurance purchasing group or affiliated health insurance purchasing group after:
(A) A change of eligible employers through which the coverage is provided; or
(B) A change in place of employment to an area not served by the previous health insurance purchasing group.
(b) Nothing in this subchapter shall be construed as precluding a health insurance purchasing group from providing for adjustments in amounts distributed among the health insurance purchasing group health carrier offering a health benefits plan through the health insurance purchasing group, based on factors such as the relative healthcare risk of members enrolled under the coverage offered by the different issuers.
(c) Nothing in this subchapter shall be construed as precluding a health insurance purchasing group from establishing minimum participation and contribution rules for eligible employers that apply to become purchasers in the health insurance purchasing group, so long as the rules are applied uniformly for all health insurance purchasing group health carriers.