An impacted sinus infection is when the pressure from the sinus infection begins to affect other parts of the body, such as the teeth, the eyes and the brain. The symptoms of an impacted sinus infection are similar to that of a regular case of sinusitis but with a higher intensity of pain and discomfort.
An employer's federal payroll tax responsibilities include withholding from an employee's compensation and paying an employer's contribution for Social Security and Medicare taxes under the Federal Insurance Contributions Act (FICA).
A. In order for an individual to be exempt from FICA tax withholding under Sec. 3121(b)(19), an individual must be: 1  A Nonresident Alien; 2  Present in the U.S. under an F-1, J-1, M-1 or Q-1 Visa; and. 3  Performing services in accordance with the primary purpose of the visaâs issuance.