PDFRCW 11.104B.290
Receipts normally apportioned—Liquidating assets.
(1) In this section, "liquidating asset" means an asset whose value will diminish or terminate because the asset is expected to produce receipts for a limited time. The term includes a leasehold, patent, copyright, royalty right, and right to receive payments during a period of more than one year under an arrangement that does not provide for the payment of interest on the unpaid balance.
(2) This section does not apply to a receipt subject to RCW 11.104B.200, 11.104B.280, 11.104B.300, 11.104B.310, 11.104B.330, 11.104B.340, 11.104B.350, or 11.104B.420.
(3) A fiduciary shall allocate to income 10 percent of the receipts from a liquidating asset and the balance to principal.