(1) No nonrenewals, cancellations, or revisions of ceded reinsurance agreements need be reported under RCW 48.05.510 if the nonrenewals, cancellations, or revisions are not material. For purposes of RCW 48.05.510 through 48.05.535, a material nonrenewal, cancellation, or revision is one that affects:

(a) More than fifty percent of a property and casualty insurer's total ceded written premium;

(b) More than fifty percent of the property and casualty insurer's total ceded indemnity and loss adjustment reserves;

(c) More than fifty percent of a nonproperty and casualty insurer's total reserve credit taken for business ceded, on an annualized basis, as indicated in the insurer's most recent annual statement;

(d) More than ten percent of an insurer's total cession when it is replaced by one or more unauthorized reinsurers; or

(e) Previously established collateral requirements, when they have been reduced or waived as respects one or more unauthorized reinsurers representing collectively more than ten percent of a total cession.

(2) However, a filing is not required if:

(a) A property and casualty insurer's total ceded written premium represents, on an annualized basis, less than ten percent of its total written premium for direct and assumed business; or

(b) A nonproperty and casualty insurer's total reserve credit taken for business ceded represents, on an annualized basis, less than ten percent of the statutory reserve requirement prior to any cession.