ORS 316.182: Withholding statement of exemption certificate; default withholding rate.

(1) The Department of Revenue may require a withholding statement or an exemption certificate to be filed on a form prescribed by the department for purposes of an employee instructing the employee’s employer of the proper amount of tax to withhold from the employee’s pay, or of the employee’s exemption from withholding requirements.

      (2) A withholding statement or exemption certificate need not be procured from an employee whose wages consist of wages as defined in ORS 316.162 (2)(e).

      (3) If a statement or certificate is not provided to the employer as required under subsection (1) of this section, the employer shall withhold tax from the wages paid to the employee at the rate of eight percent of the wages.