As used in WAC 186-16-400 through 186-16-440, unless a different meaning is plainly required by the context:

(a) "Group life insurance policy or plan" means a contract of group life insurance issued by an insurance carrier authorized to do business in the state of Washington which meets one of the group requirements set forth in chapter 48.24 RCW;

(b) "Group disability insurance policy or plan" means a group disability insurance contract issued by an insurance carrier authorized to do business in the state of Washington which meets the requirements of chapter 48.21 RCW, and the term shall also include a group health care service contract as issued pursuant to, and regulated by, the provisions of chapter 48.40 RCW;

(c) To the extent that they are defined by RCW 41.40.010, all other terms used in WAC 186-16-400 through 186-16-440 which are thereby defined shall be given the same meaning herein as is set forth in the cited statute.