how are ad valorem taxes assessed 
there are several types of ad valorem taxes with property taxes the most common ad valorem tax taxes are assessed based on the value of your property then specific tax rates are applied according in the u s property taxes are generally assessed with a county tax rate the value of the property is typically must be certified such as by a state department of assessments and taxation 4the bottom linead valorem taxes can come in various forms but they all are based on the concept that you pay a certain amount of tax based on an assessed value and a tax rate you ll most likely face ad valorem taxes with sales tax when you purchased goods and with property tax if you own a home 