There are several key advantages to using bioremediation as opposed to other, more traditional remediation methods. Firstly, because it can normally be conducted in-situ, bioremediation tends to be the most cost effective option, as it does not involve any costly transportation of hazardous materials.
The Seattle Sales Tax is collected by the merchant on all qualifying sales made within Seattle Groceries are exempt from the Seattle and Washington state sales taxes Seattle collects a 3.5% local sales tax, the maximum local sales tax allowed under Washington law
Washington: Sales Tax Handbook. 2017 List of Washington Local Sales Tax Rates. Washington has state sales tax of 6.50%, and allows local governments to collect a local option sales tax of up to 3.10%. There are a total of 198 local tax jurisdictions across the state, collecting an average local tax of 2.005%. Click here for a larger sales tax map, or here for a sales tax table. Combined with the state sales tax, the highest sales tax rate in Washington is 9.90% in the cities of Bothell and Mill Creek.