No rights except as provided by law, plan, provisions,
or terms of insurance of annuity policy. Neither the establishment
of the plan or trust, nor any modification thereof, nor the creation
of any fund or account, nor the payment of any benefits, shall be
construed as giving to any participant or other person any legal or
equitable right against the City (or any person connected therewith)
the Trustees or any insurance company, except as provided by law,
by any plan provision or by the terms of any insurance or annuity
policy.