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Washington Annual Reconciliation of Apportionable Income form due Oct. 31

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Taxpayers engaging in apportionable activities for Washington Business & Occupation tax purposes are required to complete and file an Annual Reconciliation of Apportionable Income form (Reconciliation Form) by Oct. 31 of each year with the Washington Department of Revenue. The Reconciliation Form for the 2016 calendar year is due Oct. 31, 2017.