2. excrescence - (pathology) an abnormal outgrowth or enlargement of some part of the body. appendage, outgrowth, process-a natural prolongation or projection from a part of an organism either animal or plant; a bony process.
Tempe, AZ Sales Tax Rate. The current total local sales tax rate in Tempe, AZ is 8.100%. The December 2016 total local sales tax rate was also 8.100%.
In 2010, the federal tax rate for the bottom quintile of the income distribution was 1.5 per-cent and that for the top quintile was 24.0 percent (see Figure 1). The top 1 percent of all households in the United States had an average federal tax rate of 29.4 percent in 2010.uch of the progressivity of the federal tax system derives from the individual income tax. In 2010, the lowest quintileâs average rate for the individual income tax was -9.2 percent and the second income quintileâs rate was -2.3 percent (see Figure 6 and see Table 2 on page 9).