The retirement system by rule may require guarantees to create adequate security that a political subdivision will be financially responsible for its payments for at least the minimum period required by federal requirements to precede social security coverage cancellation. The guarantees may be in the form of:

1. (1) surety bonds;
2. (2) advance payments into an escrow account;
3. (3) detailed representations and assurances of priority dedication; or
4. (4) another legal undertaking.

Added by Acts 1993, 73rd Leg., ch. 268, Sec. 1, eff. Sept. 1, 1993.