What federal government agency dictates enforcement of laws with regard to fair taxation?

Taxation comes in many forms, such as property taxes, corporate taxes, income taxes, even international taxation. Obviously the first source of information with regard to federal government agency can come from the Internal Revenue Service, which is a division of the US government. The Department of Revenue also oversees taxation issues. If it is property tax issues that you feel have been unfairly dealt you, usually the first place to start is your local county government appraiser's office. Regulations and procedures may vary from state to state but generally is based upon the “appraised value” of your property. Usually you are given a chance to present your case to the governing body. If this becomes necessary, consulting with an attorney that is knowledgeable in the areas of property tax might be very helpful. Because of the complexity and variance of the law, a reputable attorney might be a good place to start.