Marfan syndrome is caused by a change in the gene that controls how the body makes fibrillin, an essential component of connective tissue that contributes to its strength and elasticity. In most cases, Marfan syndrome is inherited from a parent, but 1 in 4 cases occurs in people with no known family history of the disease.
Washington state sales tax basics The Washington (WA) state sales tax rate is currently 6.5%. Depending on local municipalities, the total tax rate can be as high as 10.4%. Other, local-level tax rates in the state of Washington are quite complex compared against local-level tax rates in other states.
The current total local sales tax rate in Vancouver, WA is 8.400% . The December 2014 total local sales tax rate was also 8.400% .