If you need an estimate on your tax rate or further information, please contact your closest District Tax Office listed at the end of this section . Employers must submit valid social security numbers. Each calendar quarter. Employment Security Department, PO Box 3712, Seattle, Washington 98124-3712. Free UI Fast Tax software is available to provide you with the ability to securely file your tax and wage reports electronically.
Reports are due by the last day of the month following the end of each calendar quarter.
Calendar year to-date wages paid to an individual employee by his or her employer in excess of the annual taxable wage base listed in Line 13 of the Tax Report. Excess wages are reportable on the wage detail but not taxable. All corrections must be made in the quarter that they occurred to provide accurate wage amounts to calculate benefits for possible future UI claims. Voluntary coverage must include all corporate officers. If the corporation does not elect to cover its corporate officers, the employer must notify its corporate officers in writing that they are ineligible for unemployment benefits.