But, as always, the devil is in the details. It's is an incredibly complex process that, while holding great promise, comes with significant limitations and unknowns. In this lesson, we will gloss over the obvious benefits of bioremediation and instead look at a few of the challenges, or disadvantages, of bioremediation.
Sales taxes. The state sales tax rate in Iowa increased to 6% (from 5%) on July 1, 2008. Iowa also collects a corresponding use tax on out-of-state purchases. Local taxing jurisdictions also may impose a local option sales tax if approved by voters. This tax is imposed on the gross receipts from sales of tangible personal property.
Iowa has nine marginal tax brackets, ranging from 0.36% (the lowest Iowa tax bracket) to 8.98% (the highest Iowa tax bracket). Each marginal rate only applies to earnings within the applicable marginal tax bracket , which are the same in Iowa for single filers and couples filing jointly.