(a) The board of trustees may establish a long-term care insurance program to provide long-term care insurance coverage for:
(1) an individual eligible to participate in the program provided by Chapter 1551 as an employee or annuitant;
(2) the spouse, parent, or grandparent of an employee or annuitant; and
(3) a parent of a spouse described by Subdivision (2).
(b) The board of trustees may not implement a long-term care insurance program unless any cost or administrative burden associated with the development of, implementation of, or communications about the program is incidental.