sule 66Rule 66 – Receivers. These rules govern an action in which the appointment of a receiver is sought or a receiver sues or is sued. But the practice in administering an estate by a receiverRegulation IV -1- Rule 66 RULE 66. ORGANIC SOLVENTS (Adopted 7172; Rev. Effective 72595) (a) A person shall not discharge into the atmosphere more than 15 pounds