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).
Since 2013, employers have also had to withhold an additional 0.9 percent Medicare tax for annual wages paid to an employee in excess of $200,000 ($250,000 for employees who are married and file taxes jointly). However, there is no employer match required for the additional Medicare tax. Beyond these taxes, employers are also solely responsible for paying the federal unemployment tax (FUTA) to help fund the nation's unemployment insurance system. There is also the state unemployment tax that subject employers must pay.