More info For all payroll calculations, use the following tax rates and round amounts to the nearest cent: Employee: OASDI: 6.2% on first $132,900 earned; Medicare: 1.45% up to $200,000,2.35% on earnings above $200,000. Employer. OASDI: 6.2% on first $132,900 earned per employee; Medicare: 1.45%; FUTA 0.6% on first $7,000 earned per employee; SUTA 5.4% on first $7.000 earned per employee