Board of Revision of Taxes - Valuates all real property within the City of Philadelphia which is the basis for property taxes.
http://brtweb.phila.gov/ more info...
Internal Revenue Service - The website of the US department of the treasury that includes tax statistics, IRS information, and links to federal tax forms.
http://www.irs.gov/ more info...
Payroll Taxes - Specialized in payroll and payroll-related software applications for the internet and corporate intranets.
http://www.payroll-taxes.com/ more info...