Lumbosacral dorsal rami innervate the facets as well. They can cause sharp, burning pain similar to spinal root pain and can also refer. pain to areas supplied by ventral rami mimicking sciatica (Willard 1995, 1997) In psoas dysfunction the lumbosacral hyper-lordosis can cause degenerative. changes in the L5-S1 intervertebral disc (IVD) and stretch the thoracolumbar long.
In other words, you withhold a 6.2 percent Social Security tax from your employeeâs wages and you pay an additional 6.2 percent as your employer share of the tax (6.2 employee portion + 6.2 employer portion = 12.4 percent total).
The two main federal payroll taxes levied on wages are known as Federal Insurance Contributions Act (FICA) taxes. Employees and employers both pay FICA taxes: employees usually have them withheld from their paychecks, while employers pay them in addition to any other taxes they owe. However, most economists agree that employees bear the true cost of employer payroll taxes in the form of lower wages.