This bill amends and clarifies RCW 82.04.4281 to change how the business and occupation (B&O) tax deduction for investment income is applied. It permits deduction from the measure of tax for amounts derived from investments generally, for dividends or distributions from a capital account by a parent from its subsidiaries, and for interest on loans between a parent and its subsidiaries or between subsidiaries of a common parent, but only if such loan income is less than five percent of the business’s annual gross receipts. It also enumerates amounts that are not deductible under the section, including most amounts received from loans (except as expressly allowed), extensions of credit, revolving credit arrangements, installment sales, acceptance of payment over time for goods or services, factoring, amounts transferred by an originator to an affiliate, and amounts received by businesses defined as banking, lending, or security businesses. The bill adds definitions that apply only to this section for terms such as banking business, lending business, security business, factoring, investment, and clarifies that the terms “loan” and “extension of credit” do not include ownership or trading in publicly traded debt instruments or substantially equivalent private placements. It is a statutory amendment to tax law (not a criminal or penalty change) that narrows and clarifies the scope of the deduction and sets definitional limits and exclusions. The act is stated to apply retroactively, but the text also says the legislature does not intend section 2 to create a retroactive right to a refund for taxes paid on amounts derived from investments before the section’s effective date. The exact effective or retroactive date and further context about prior court decisions and prior statute language referenced are not provided in the extracted material.

If enacted, the bill narrows and clarifies which receipts count as deductible “investment” income for Washington’s B&O tax: true investment returns, dividends or capital-account distributions a parent takes from its subsidiaries, and interest on intercompany loans only when total loan income is under 5% of a business’s annual gross receipts. It also says amounts from ordinary lending activities, extensions of credit, installment or revolving payment arrangements, factoring, or receipts to banking, lending, or securities businesses are not deductible. That likely reduces B&O tax liability for nonfinancial firms with genuine investment income and for parents receiving subsidiary distributions, while financial firms, factoring companies, and businesses whose receipts are really loan or credit activity will not get the deduction and will face clarified tax exposure. The groups most affected are taxpayers generally, parent-subsidiary groups, banks, lending businesses, securities businesses, and factoring entities; parents and nonfinancial companies may see lower taxes on qualifying investment receipts, but banks, lenders, securities firms, and those using financing structures will see no change or an increased tax burden relative to a broader interpretation. The bill adds specific definitions to guide application, but the exact effective date is not provided here; the act is said to apply retroactively yet the legislature disclaims creating a retroactive refund right, so how past tax years are handled remains unclear.